THE ANALYST L. ARCHBUTT F.I.C. A . CHASTON CHAPMAN F.I.C. F. R.S. BElIISAlIU DYER D.Sc. F.I.C. J. T. UUNN D.Sc. F.I.C. E. RICHARDS ROLTON F.I.C. CECIL €3. CRIBH B.Sc. F.I.C. THE ORGAN OF THE OTTO HEHNER F.I.C. H. F. E. HULTON F.I.C. E. W. \'OELCKEl< A.R.S. IVI. F.I.C. J. AUGUSTUS VOELCKEK M.A., E. HINKS M.H.E. H.Sc. F.I.C. W. H. SIMMONS B.Sc. F.I.C. Society of Public Analysts and other H. E. COX M.Sc. PH.D. F.I.C. D. G. HEWER IiSc. Analytical Chemists T. H. POPE B.Sc. F.I.C. W. I<. SCHOELLEK PH.D. A.I.C. A MONTHLY JOURNAL DKI'OTED TO THE ADI'ANCEMENT OF ANALYTICAL CHEMISTRY s o t t o r c. . u w w m - r H MITCHELL MA. F.I.C. VOL. XLVIII. 1923 TRADE AGENTS : W. HEFFER Sr SONS LTD. 4 PETTY CURY CAMBRIDGE ENGLAND '92 Errata. See p.xxvii. INDEX TO VOLUME XLVIII. INDEX TO NAMES. A Abbott R. C. Apparatus for delivering concen-trated sulphuric acid and socliuin hydroxidc solutions 407. Adair G. S. See Stoddard J. L. and Atlair, G. S. Adams E. T. Sce liammett 1;. S. and Adanis. E. T. Agafonoff V. Comparative study of certain methods of estimating humus in soils 566. Agostini P. See Mazzetti C. and Agostini P. Aloy J. and Valdiguib A. Sew reactions of copper and phenols 85. Anderson A. E. See IVilli~~nis C. E. and Anderson A. E. Anderson L. Coagulation o f milk by acid, 494. Anderson R. J. and Moore M. G. The phyto-sterols of maize cottonseed and linseed oils, 556. Andre E. Separation o f methyl oleatc and linolate by fractional distillation 290. Andrew R. E. Modified test €or phthalatcs with particular reference to thc dctection of diethyl phthalate 508.Andrews E. R. Scc Costc J. Ii. and Andrews, E. K. Andrews E. R. Sec also Coste J. H. Andrews, E. R. and Powney CV. E. I;. Andriska V. Estimation of carbon monoxide in air 626. Angeletti A. Scpwation of copper from sclcn-ium 463. Annett H. E. liiflucncc of papaveriiic on the optical activity of narcotinc in acid solution, 229. Annett H. E. and Bose 1. N. The cstiniation of narcotinc and papaverinc in opium 53. Annett H. E. and Ram Richhpal Sanghi. The estimation of codeine 10. Armstrong E. F. Arnaud F. W. F. Kent. l k p o r t of the County Analyst for the Quarter cndcd December 31, 1922 213. Artmann P. Separation and estimation of zinc as zinc ammonium phosphate 140.Ashton F. W. Use of the Bunsen valve in con-nection with a filter pump 406. Atack F. W. The Chemist’s Year-book Review, 354 The titlc “Chcmist,” 217. Athawale D. Y. See Sudborough. J. J. Watson, H. I. and Athawale D.Y. Atkin W. R. and Gardner A. Estimation of temporary hardness in water 285. Atkins W. R. G. Hydrogen ion concentration of natural waters (and of some etching re-agents) in relation t o action on metals 396. Atkinson E. and Hazleton E. 0. Qualitativc test for tannin 38. Ato S. Auden H. A. Starch and Starch Products Review) 246. Averitt S. D. R;Iethod of analysis for dolomite and magnesian limestone 92, Azadian A. Examination of hashish and pre-parations containing it 77. Azadian A. Guava fruit 74. Azadian A.See Wada I. and Ato S. Halawa (Oriental nougat) 496. B Bacharach A. L. The estimation of lactose by the polarimctric and gravimetric mcthods 621. Baier E. and Pfizenmaier I(. Behaviour of potassium nitrate in minced meat 451. Bailey E. M. Cannon,.H. C. and Fisher H. J. Potcncy of commercial vitamin preparations, 340. Baker J. B. SCC Hamilton T. S. Uyei N., Raker J. B. and Grindley H. S. Baly E. C. C. Sec Heilbron I. M. Baly E. C. C., and Stewart A. W’. Barham H. N. Sec Mack E. Board C. E. and Barhain H. N. Barker H. H. See Haurngarten C. E. and 13arker H. G. Barton L. E. Analysis of titanium pigments, 403. Baru R. See Rlargosches l3. M.,Uaru K. and Wolf L. Baughman W. F. and Jamieson G. S. Com-position of Soya bean oil 126. Baughman W.F. See Jamieson G. S. and Raughman W. F. Baumgarten C. E. and Beker H. H. Quanti-tative estimation of radium by the emanation method 512. Baylis J. R. Tungsten wire for hydrogen ion determnations 512. Beal G. D. Sce Brown J. B. and Beal G. D iv INDEX TO VOLUME XLVIII. Beaver D. J. and Beaver J. J. Control of Beaver J. J. See Beaver D. J and Beaver J. J. Becherer F. See Rupe H. and Becherer F. Behre A. During A. Ehrecke H. and Thimme, Behre J. A. Estimation of blood urea 500. Benedict ,E. M. and Harrop G. A. Estimation Benedict S. R. Benedict S. R. Puriiication of picric acid for creatinine estimations 78. Benedict S. R. See Davis A. R. Newton E. B., and Benedict S. R. Bengtsson N. Effect of Babassu fodder on butter and lard 225. Berg L.M. Van Den. Estimation o f santoiiin in wormseed 559. Berk K. and Schneider W. hicat cstracts ;iiicl their substitutes 551. Bevis J. F. Beyer 0. Estimation of para-acid ( p-sulpha-minobenzoic acid) in commercial “ sxchariii,” 608. Bidwell J. L. Bopst L. E. and Bowling J. D. Composition of Milo and Feterita (Sorghum) kernels 126. Billiter 0. Detection of minute quantities of arsenic 238. Billiter O. and Marfurt E. Normal arsenic content of the human body 618, Birge E. A. and Juday C. The Inland lakes of Wisconsin. The Plankton. I. Its quantity and chemical composition (Review) 151. Black 0. F. Kelly J. W. and Stockberger W. W. Examination of a Venezuelan jaborandi 129. Blackie A Apparatus for the measurement of the specific gravity of gases in small quantities, 141.Blair E. W. and Wheeler T. S. The estimation of formaldehyde and acetaldehyde 110. Blair R. W. Federated Malay States. Annual lieport of the Chemical Laboratories Institute for Medical Research for the year 1922, 603. Blair R. W. Federated Malay States. Report for 1921. Chemical Section. Institute for Medical Research Kuala Lumpui- 66. Blanchetiire A. Estimation of sodium in bio-chemical work 456. Blankart A. Detection of peroxidcs and pcr-salts 239. Bloxam C. L. Chemistry lnorganic and Organic. Revised by A. G. l3loxam and S. Judd Lewis (Review) 513. Blunt T. P. Separation of arsenic (Notes) 596. Board C. E. See &lack E. Board C. E. and Boas F. Bogue R. H. The Chemistry and Technology of Boismenu E.See Moureu C. and Eoismenu E. Bbmer A. and Mattis H. High solanin content Booker L. E. See Myers V. C. Schmitz H. W., thermostats 352. K. Composition of mayonnaise 223. of formic acid in urinc 81. Estimation of uric acid So. Deterioration o f edible fats 607. Barham H. N. Action of saponin on yeast cells 35. Glue a.nd Gelatin (Review) 300. of potatoes 454. and Booker L. E. Bopst L. E. See 13idwel1 J. L. Bopst L. E., and Bowling J. D. Bordas J. Use of artificial resins for polishing coffee 388. Borgstrom P. Estiniation of formaldehyde ill Borgstrom P. am1 Horsch W. G. Estimation of forInaldehydc in paraformaldehyde 457. Bose M. N. See Atinctt I i . E. m d Bose M. h’. Bosselmann H. and Koch A. The fatc of arsenic in the ferincntation of arsenical fruit juices 618.Boudouard O. and Lefranc J. Quantitative analysis of clays 91. Bouillot J. Apparatus for drying organic substances 195. Bouwman L. R. 1;orniation of phenol by intcstinal bacteria 457. Bovie W. T. N e w vcsscl for clectronictric titration 113. Bowling J D. SCC Bidn.ell J . L. Hopst l,., and hw-ling J. 1). Brinton P. H. M. and Ellestad R. B. Quantita-tive separation of beryllium and uranium 194. Brinton P. H. and Paget H. A. Estimation of praseodymium 464. Brinton P. H. M. P. Sarver L. A. and Stoppel, A. E. Titration of hydrofluoric acid and l~ydrofluosilicic acid in mixtures containing small amounts of hydrofluosilicic acid 628. Britton C. Glibbens D. A. and Ridge B. P. Chemical analysis of cotton. I. Absorption of methylcne blue by cotton 620.Broom W. A. Scc Clark A. J. and Broom, V J . A. Brown J. B. ;tnd Beal G. D. The highly unsaturated fatty acids of fish oils 453. Brown R. B. and Jordan H. Valuation of dyestuffs by titration methods 570. Browne R. J. Ultra-filtration of tannin and other solutions 569. Bruire - De La. Absorption-spectra of tan-ning extracts in the ultra-violet 351. Buchanan J. H. and Naudain G. G. Influence of starch on the strength of wheat flour 606. Bull C. G. and McKee C. M. Whole culture method for testing the vlrulence of diphtheria bacilli 343. Burkardt Hi Analysis of sodium perborate 194. Burke S. P. See McIiee R H. and Rurkc s. P. Bushill J. H. 1:stiniatioii of acetone and of ethyl alcohol in mixtures of the two 398. formalin 608.C Cajori F. A. Calcott W. S. and English F. L. Estimation of sugars by the usc o f iodine 73. Analysis of triphenylmethane and azo dyes by means of titanium trichloridc solution 620. See Ling A. R. Callow E. H., and Price W. J . Estimation of sugar in blood, 230. Callow E. H. Calved E. G. B INDEX TO VOLUME XLVIII. V Calvert R. See Stoneback W. J. and Calvert R. Calvert R. L. Detection of diethylphthalate Campbell A. W. See Daggett W. L. Campbell, Crmniezaro J. Rapid method for the estimation Cannon H. C. See Bailey E. M. Cannon H. C., Capen R. G. See Viehoever A. and Capen, Came M. H. Changes occurring in the pectic Carroll D. C. See Levy-Simpson S. and Carter R. H. See Gimingham C. T and Castellani A. and Taylor F. E. Mycological Castle W.F. Chaplin W. H. Second Year College Chemistry (Review) 296. Chapman A C. Spinacene its oxidation and decomposition 400. Chapman A. C. The title “Chemist,” 216. Charpentier J. Isolation of ethylgalactoside-8 in the presence of a large proportion of reducing sugars 333. Charrion A. Separation of ferric oxide and alumina from magnesia by the nitrate method, 41. Charriou A. Separation of acids in aluminium precipitates 293. Chervet D. See Treadwell W. D. and Chervet, D. Chesnut V. K. See Power F. B. and Chesnut, V. K. Chevalier J. and Mercier F. Insecticidal principle of pyrethrum flowers 392. Chibnall A. C. Method for separate extraction of vacuole contents and protoplasmic material from leaf cells 281. Christiansen W. G.and Norton A. J. Purifica-tion of sodium hydrosulphite 90. Cialdea M. Separation of radium from other elements 240. Clark A. J. and Broom W. A. Activity of pharmacopoeia1 preparations of ergot 498. Clark C. H. D. Sliding scales for the convenient titration of strong liquids by dilution and use of aliquot parts 61 164 211. Clark M. Clarke A. Flavouring Materials Natural and Synthetic (Review) 148. Clarke H. T. and Taylor E. R. Separation of xylenes. 236. Clayton W. The Theory of Emulsions and Emulsification (Review) 147. Clibbens D. A. See Britton C. Clibbens I). A., and Ridge B. P. Clifford W. M. Catalytic destruction of carno-sine in vitro 184. Coe M. R. Cofman-Nicoresti J. and Tallantyre S. B. International standardisation of quillaia prepa-rations 497.and phthaleins in spirits 75. A. W. and Whitman J. L. of carbon dioxide in beverages 608. and Fisher H. J. R. G. constituents of stored fruits 34. Carroll D. C. Carter K. H. identification of inulin 35. Dyed furs 284. See Mallon M. G. and Clark M. See Walton G. P. and Coe M. R. Cohen! A. Bromoxylenol Blue. A true-neu-trahty point indicator 622. Cole H. E. Hexamethylene tetramine as a microchemical reagent 509. Cole H. I. Detection of gold 90. Cole H. I. Potassium ferrocyanide as a micro-chemical reagent for some alkaloids 609. Collatz F. A. Action of malt and malt extract upon the strength of flour 219. Collier S. Levin M. and Mease R. T. Estima-tion of total sulphur in rubber goods 569. Collins W. D. and Riffenburg H.B. Contami-nation of water samples with materials dis-solved from glass containers 132. Comber N. M. Flocculation of soils III. 132. Comber N. 1. Modified test for sour soils 132. Conant J. B. Organic Syntheses Vol. 11. Contzen J. Corson H. P. See Weiss J. M. Downs C. R., and Corson H. P. Coste J. H. The absorption of atmospheric gases by water 433. Coste J. H. and Andrews E. R. A case in which Winckler’s manganous process for dissolved oxygen is untrustworthy (Notes), 543. Coste J. H. Andrews E. R. and Powney W. E. F. The sampling of coal The general problem and some experiments 680. Couch J. F. Toxic constituent of greasewood (Sarcobatus vermiculatus) 84. Cousin H. Reduction of bismuth by glucose, 625. Coward K. H. See Drummond J. C.Coward, K. H. Golding J. Mackintosh J. and Zilva s. s Cramer W. Cramer W. Drew A. H. and Mottram J. C. Technique of blood platelet counting in Vitamin A deficiency 499. Crasemann E. Estimation of the acids in silage 287. Crocker W. See Harrington G. T. and Crocker W. Cross C. F. and Dorke C. Researches on Cellulose Vol. IV .( 1910-21) (Review) 196. Cuisinier V. Preparation of bismuth-sodium thiosulphate and its use in the estimation of potassium 43. Cumming A. C. The Manufacture of Hydro-chloric Acid and Saltcake (Review) 516. Cumming W. M. Hopper I. V. and Wheeler, T. S. A Systematic Organic Chermstry (Review) 632. (Review) 243. See Popp M. and Contzen J. Mode of action of vitamins. 391. D Daggett W. L. Campbell A. W. and Whitman, J.L. Electrometric titration of reducing sugars. 277. Dskin H. D. Oxidations and Reductions in the Animal Body (Review) 297. Damon S. R. Observations in regard to growth-promoting substances of bacterial origin 661 vi INDEX TO VOLUME XLVIII. Damon S. R. Observations on the growth of the influenza bacillus 393. Darmois E. Action of molybdic acid on the optical rotation of tartaric and malic esters, 346. Davenport A. See Hastings E. G. Davenport, A, and Wright W. H. Davis A. R. Newton E. B. and Benedict S. R. Combined uric acid in blood 80. Davis R. Method of deciphering charred records 241. Dede L. Detection and estimation of didymium in cerium salts 626. Dehler S. A. See Havens L. C. and Dehler, S. A. Dekker J. De La BruBre -. Absorption-spectra 01 tanning extracts in the ultra-violet 351.DenigBs -. New method for the estimation of sugar in blood 343. Deniges G. Rapid estimation of magnesium in one drop of sea water 92. Deniges M. G. Microchemical identification of certain medicinal phenolic esters 228. Denny F. E. Estimation of small amounts of starch in plant tissues 220. Derfeld G. V. Apparatus for determining the viscosity of highly viscous substances 630. Dickhart W. H. Reactions of crude vegetable oils with copper acetate 224. Dickson W. The quantitative estimation of hemp and wood fibres in paper pulp 373. Diedrichs A. and Schmittmann B. The seeds of A fielia A fricana 125. Dienert F. and Wandenbulcke F. Estimation of silica in waters 398. Dimitrov M. See Karaglanov Z.and Dimi-trov M. Dinshaw Rattonji Nanji and Shaw W. S. A quantitative study of the limitations of thc reaction between ammonia and sodium h y p -bromite 473. Dodge R. L. Analysis of hydrogen for traces of nitrogen 509. Doerner H. A. Separation of arsenic and phosphorus from vanadium 625. Doherty W. 1. Notes on the food value of Pacific fish and on the constants of whale oil, 495. Methods for the examination of cacao butter 224. Oil of Hibiscus cannabinus 126. Doolittle R. E. Dorhe C. Doucet A. See Cross C. F. and Doriie C. Action of iodine on certain substi-tuted semi-carbazides and its application to their estimation 347. Downs C. R. See Weiss J. M. Downs C. R., and Corson H. P. Dresbach M. See Knudson A. and Dresbach, M. Drew A.€I. See Cramer W. Drew A. I-I. and Mottram J. C. Drummond J. C. Coward K. H. Golding J. Mackintosh J. and Zilva,. S. S. Cod-liver oil in the winter feeding of milch cows 339. Crummond J. C. Zilva S. S. and. Golding J. Use of cod-liver oil in the feeding of farm animals 337. Drummond J. C. See Zilva S. S. and Drum-mond J. C. Dubief M. J. Rapid estimation of iodine in mineral waters containing sulphides 285. Dudley H. W. Purification and properties of insulin 500. During A. See Behre A. During A. Ehrecke, H. and Thimme K. Diirst N. Duyster M. Seeds of Ch ydenanthus excelsas 458. See Wenger P. and Durst N. E Eck P. N. Van. Estimation of eugenol in essential oils 567. Edgar G Preparation of standards for the cstirnation of creatine and creatinine 394.Edmondson R. B. Thorn C. and Giltner L. T. Experiments with B. botulzniis under house-hold conditions 563. Edson H. A. Production of acid by Hhizopi8s tritici in decaying sweet potatoes 614. Ehrecke H. See Behre A During A. Ehrecke, H. and Thimme K. Eilles S. Detection of phthalyldiethyl-ester in spirits 558. Ekeley J. B. and Macy I. C. Sensitiveness of some cyanide reactions 183. Ellerdice H. L. Junr. See Thornton W. &I., Junr. and Ellerdice H. L. Junr. Ellestad R. B. See 13rinton P. H. M. and Ellestad R. 13. Ellis D. Practical Bacteriology for Chemical Students (Review) 514. Elsdon G. D. County Borough of Salford. Annual Report of the Borough Analyst for 1921 115. Elsdon G. D. County Borough of Salford. Report on Insurance Act Dispensing 264.Elsdon G. D. Tables for sugar analysis 435. Embrey H. Presence of Vitamin C in some oriental fruits and vegetables 340. Engelenburg A. J. Electro-deposition methods for the estimation of metals in hydrochloric acid solution 291. English F. L. See Calcott W. S. and English, F. L. Etheridge A. T. The volumetric estimation of vanadium in steel 588. Evans B. S. An investigation into the chemistry of the Reinsch Test for arsenic and antimony, and its extension to bismuth Part I. 357. An investigation into the chemis-try of the Reinsch test for arsenic and anti-mony and its extension to bismuth Part II., 417. Note on the sul-phurjc acid test for fish liver oils 58. Action of alkaline earths upon the estimation of sugars by Fehling solution 277.Evans B. S. Evers N. and Foster H. .J. Eynon L. and Lane J. H. Eynon L. See Lane J. H. and Eynon L INDEX TO VOLUME XLVIII. vii F Fabre R. Compound of antipyrin with xanthy-drol 32. Fabre R. Hydrolysis of the xanthylated derivatives of veronal and hypnotics of the barbituric series and its toxicological import-ance 284. Fabre R. and Josset J. Contribution to the study of the toxicity of mercuric cyanide 565. Fabre R. and Penau H. Analysis of thyroid gland and detection of adulterants 182. Fabre R. and Penau H. Chemical examination of organo-therapeutx powders 278. Fairbourne A. An avoidance of simultaneous equations (Notes) 263. Fajaus K. Indicator for silver and halogen ion titration 401. Falkov M. and Raiziss G.W. Quantitative estimation of carbon and hydrogen in organic compounds containing arsenic or mercury 288. Faust H. L. See Fisher H. Id. Faust H. L., and Walden. G. H. Fearon W. R. and Foster D L. Autolysis of beef and mutton 33. Feigl F. Sensitive test for phosphoric acid, 93. Feigl F. and Schorr R. Estimation of sulphur, xsenic and antimony in inorganic and organic compounds 623. Fellers C. R. Fenger F. Actinomyces in milk 232. Comparison between the chemical and physiological characteristics of pepsin and rennin 130. Fenwick F. See Willard H. H. and Fenwick, F. Fernandes L. and Gatti .U. Systematic method for detecting the principal anions 292. Findlay A. Practical Physical Chemistry (Re-view) 573. Findlay A. The Phase-Rule and its Applica-tions (Review) 575.Finks A. J. Growth-promoting value and vitamin content of palm-kernel meal 611. Finner L. L. See Sumner J. B. Hubbard R. S. and Finner I,. I,. Fischel W. P. See Gilman H. Willunson P. D., I;ishel \V. P. and Meyers C. H. Fischer W. M. Detection of hydroxylamine, 348. Fisher H. J. See Bailey E. M. Cannon H. C., and Fisher H. J. Fisher H. L. Faust H. L. and Walden,. G. H. .llumina as an absorbent for water in gas analysis 84. Fleck L. C. See Ritter G. R. and Fleck L. C. Florentin D. Oxidation of difierent forms of carbon and of oils by means of chromic acid 37. Folin 0. Revised method for the estimation of uric acid in blood 79. Font& - and Thivolle -. Microchemical estimation of copper by means of molybde-num 511.Font& - and Thivolle -. Micro-chemical estimation of iron by means of molybdenum, 511. Font& G. and Thivolle L. Micro-estimation of lactose 29. Fornet A. Estimation and identification of flours by means of standard “ crude fibre” types 73. Foster D. L. See Fearon W7. R. and Foster, D. L. Foster G. L. and Schmidt C. L. A. Electrolytic separation of hexone bases from protein hydrolysates 501. Foster H. J. Fox E. J. and Geldard W. J. Estimation of urea alone and in the presence of cyanamide by means of urease 456. Fox F. W. and Gardner J. A. The sterol content of cow’s milk 227. Francis A. G. Presence of barium and strontium in natural brines 315. Francois M. Analysis of santonin tablets 30. Frederick R. C. An abnormality found in water Frevert H.W. See Trostel L. J. and Frevert, Fricke K. and Luning 0. Detection of maize Frieden A. See Thomas A. W. and Frieden A. Friederich A. Determination of the velocity of digestion of albumin 336. Friend H. Quantitative colour reaction given by adrenalin and urine 616. Fry W. H. Microscopic estimation of colloids in soil separates 619. Funk C. Harrow B. and Paton J. B. Vitamins from yeast and rice polishings 561. Furman N. H. Separation of tin from other metals and estimation of tin by means of cupferron 626. See Evers N. and Foster H. J. analysis (Notes) 66. H. W. meal in bread pastry etc. 331. G Gadient St. Micro-estimation of magnesium in serum 615. Gardner A. See Atkin W. R. and Gardner A. Gardner J. A. See Fox F.W. and Gardner, J. A. Garner W. E. and Waters C. A. Simple apparatus for electrometric titration 142. Gatti U. Geldard W. J. See Fox E. J. and Geldard, W. J. Gill A. H. Occurrence of Z-menthone in pine oil 567. Gilman H. Wilkinson P. .D.,.Fishel ,W P. and Meyers C. H. Quantitative estimation of the Grignard reagent 134, Giltner L. T. See Edmondson R. B. Thom C., and Giltner L. T. Gimingham C. T. Colorimetric determination of the hydrogen-ion concentration in soils 287. Gtimingham C T. and Carter R. H. Estimation of nitrates in soil by the phenol-disulphonic acid method 287. Giuffrh U. Detection of extract of AtractyZis gummifera in liquorice extract 30. Gbchitch L. S. Estimation of the easily hydrated alcohols of essential oils 505. See Fernandes L.and Gatti U viii INDEX TO VOLUME XLVIII. Goldblatt H. and Zilva S. S. Relation between the growth-promoting and anti-rachitic func-tions of certain substances 612. Golding J. See Drummond J. C. Zilva S. S., and Golding J. Golding J. See also Drummond J. C. Coward, K. H. Golding J . Mackintosh J. and Zilva s. s. Goldsmith H. E. See Rhodes F. H. and Goldsmith H. E. Goldsmith J. N. Lewis S. J. and Twyman F. Optical Methods in Control and Research Laboratories. Vol. I. Spectrum Analysis, Absorption Spectra Refractometry Polari-metry (Review) 196. Gore H. C. Formation of maltose in sweet potatoes during cooking 553. Gortner R. A. See Hoffmann W. F. and Gortner R. A. Gray F. W. The Chemistry Tangle Unravelled (Review) 242. Green 1.M. Radiator for platinum crucibles, 573. Green R.G Surface tension balance. Apparatus for the rapid measurement of surface tension, 629. Greenbank G. R. See Holm G. E. and Green-bank G. R. Greenish H. G. The Microscopical Examination of Foods and Drugs (Review) 96. Greger J. Seeds and fruit of certain field weeds, 622. Gregoire A. Detection of toxic organic com-bustion products in effluents 397. Griebel C. Hesperidin deposits in apricots 454. Griebel C. Injurious potatoes rich in solanin, 454. Qriffiths-Jones E. Titanium in Nile silt 320. arindley H. S. See Hamilton T. S. Uyei N., Gryyot R. Colour reactions of iron salts with Guillaumin A. J. A. See Simon L. J. and Baker J. B. and Grindley H. S. tinctures of various Boleti 560. Guillaumin A.J. A. H Haas P. and Hill T. G. An Introduction to the Chemistry of Plant Products. Vol. II., Metabolic Processes (Review) 50. Haas P. and Hill T. G. Reducing and oxidising properties of milk 494. Hackl 0. Colorimetric estimation of traces of thiosulphate even in presence of sulphite 350. Hackl 0. Detection of coal tar pitch in natural asphalt 138. Hackspy L. and Heeckeren G. De. New volu-metric method of elementary analysis 504. Eaden R. L. Modification of the Folin-Wu method for obtaining protein-free blood filtrates 501. Haggard H. W. Estimation of ethyl ester in air blood and other fluids 235. Hahn F. V. Von. Stalagmometry and vis-cometry 352. Hamilton T. S. Uyei N. Baker J. B. and Gripdley H. S . Quantitative estimation of amino acids of hnseed meal soya beans and red clover hay 234.Hammett F. S. and Adams E. T. Note on the colorimetric method for the estimation of magnesium 92. Harborne R. S. See McBain J. W. Harborne, R. S. and King A M. Harden A. and Robison R. The sulphuric acid test for Liver oils 226. Harder -. See Pannwitz - and Harder -. Hardikar S. W. Rhododendron poisoning 184. Harrington G. T. Respiration of apple seeds, 186. Harrington G. T. and Crocker W. Kew respiro-meter for seeds and other small objects 187. Harrison A. P. Laboratory device for delivering heavy and corrosive liquids 406. Harrow B. See Funk C. Harrow J% and Paton J. B. Harter L. L. See Lauritzen J. I. and Harter, Hartridge H. Calibration of the reversion spectroscope for the estimation of carbon monoxide in blood 341.Hartridge H. Coincidence method for the measurement of the wave-length of absorption bands 351. Harvey C. 0. See Harvey T. F. and Harvey c. 0. Harvey E. H. Efficiency of common anti-septics 232. Harvey E. H. Efficiency of substances inhibit-ing the action of invertase 131. Harvey T. F. The temperature coefficient of the refractive index of American turpentine (Notes) 19. Harvey T. F. and Harvey C. 0. Amy1 alcohol for milk testing (Notes) 213. Hastings E. G. Davenport A. and Wright, W. H. Influence of certain factors on the methylene blue reduction test for milk 233. Hatfield W. D. Modification of Gillespie’s method for the determination of hydrogen-ion concentrations 290. Hatschek E. See Willows R. S. and Hatschek, E.Havens L. C. and Dehler S. A. Effect of Ganzbusia affinis on the B. Colt index of pollution of water 393. Hawley H. Metropolitan Borough of Stepney. Annual Report of the Borough Analyst for 1922 381. Hazleton E. 0. See Atkinson E. and Hazleton, E. 0. Heaton T. B. Vitamin D 185. Heeckeren G. De. See Hackspill L. and Heeckercn G. de. Heiduschka A. and Zywnev P. Composition of Eastern sweetmeats 332. Heilbron I. M. Baly E. C. C. and Stewart,. A. W. Absorption Spectra and Chemical Constitution of Organic Compounds (Review) 295. Heinzler J. See Weinland R. and €Ieinzler, r-. L. J INDEX TO VOLUME XLVIII ix Hendrick J. and Newlands G. Method of mineralogical examination of soils and its use in determining soil types 286. Hendrixson W.S. and Verbeck L. M. Electro-metric standardising of titanous solutions 41. Hendrixson W. S. and Verbeck L. M. Electro-metric titration of sulphurous acid with permanganate 93. Henrich F. Theories of Organic Chemistry (Review) 296. Hewitt J. T. Synthetic Colouring Matters : Dyestuffs Derived from Pyridine Quinoline, Acritline and Xanthene (Review) 245. Hickman K. C. D. and Linstead R. P. Modified methyl orange indicator 89. Hill J. B. Estimation of phenols in coal-tar oils and crude carbolic acid 507. Hill T. G. Hinard G. Caviare 562. Hinks E. Condensed Milk Regulations 1923, 596. Hinks E. Hirschel W. N. and Verhoeff J. A. Character-Hiscock J. V. See Winslow C. E. A. Hiscock, Hocking F. A. Insulin 613. Hodgson T. R. An abnormal sample of milk (Notes) 443.Hoffert W. H. Estimation of phenol in mix-tures of tar acids 39. Hoffmann W. F. and Gortner R. A. Estima-tion of sulphur in organic compounds 289. Hohenegger C. Detection of dried egg in liquid egg 605. Holland E. B. and Others. Estimation of fatty acids in butter fat II. 555. Holm G. E. and Greenbank G. R. Estimation of tryptophan 508. Holm G. E. and Greenbank G. R. Quantitative aspects of the Kreis test 608. Holmes A. Use of phosphorus in gas analysis, 348. Holmes E. M. Toxic properties of Robiszia pods 233. Holmes H. N. Bibliography of Colloid Chemis-try (Review} 467. Holmes H. N. Laboratory Manual of Colloid Chemistry (Review) 49. Holmes W. C. Spectrophotometric identifica-tion of dyes 572. Hopkins E. S. Stability of dilute sodium oxa-late solution 191.Hopkins H. H. Separation and identification of alcohols by means of bromomethylphthali-mide 189. See Haas P. and Hill T. G. Egg custard powder (Notes) 542. istic reaction of hydroxylamine 464. J. V. Rogers 0. F. and Robinson E. S. Hopper I. V. See Cumming W. M, Hopper, I. V. and Wheeler T. S. Horsch W. G. See Borgstrom P. and Horsch, Hortvet J. Sublimation as an analytical Houlbrooke A. See Lowe H. and Houlbrooke, Hubbard R. S See Sumner J. B. Hubbard, W. G. procedure 406. A. R. S. and Finner L. L. Hunter G. Estimation of carnosine 34, Hunter G. Modification of Knoop’s reaction for histidine 79. Hutchings L. M. Oxygen-supplying power of the soil as indicated by colour changes in alkaline pyrogallol solution 618.Huttig G. F. Porous glass filter plates for laboratory use 629. I Ingold C. K. See Thorpe J. F. and Ingold, C. K. Insard E. Estimation of sodium cresylate 228. Itallie L. Van. Microchemical detection of Iwanoff W. N. Precipitation of platinum, fumaric acid 190. palladium etc. with thiocyanate 293. J Jackson P. G. Boiler Feed Water (Review) 199. Jakes M. Estimation of formaldehyde in presence of copper sulphate 346. Jake& M. Separation of asphaltenes from mineral oils by means of cyclohexane 567. Jamet M. Analytical characteristics of tanning materials and detection of adulterants 135. Jamieson G. S. and Baughman W. F. Compo-sition of sunflower seed oil 126. Jamieson G. S. See Baughman W. F. and Jamieson G. S, Janett S.See Treadwell W. D. and Janett S. Jendrassik A. Colour test for Vitamin B 562. Jephcott H. Estimation of fat lactose and moisture in dried milks 529. Jewel P. W. Estimation of sparteine in tablets, 560. Johns C. 0. See Waterman H. C. Johns C. O., Jones D. B. and Phillips S. Jones D. B. See Waterman H. C. Johns, C. O. Jones D. B. and Phillips S. Jones D. 0. Jones 0. Notes on the examination of pre-served meats etc. 429. Jones W. and Perkins M. E. Gravimetric estimation of organic phosphorus 289. Jones W. J. See Sanderson W. J. and Jones, W. J. Jordan H. Josset J. See Fabre R. and Josset J. Juday C. See Birge E. A. and Juday C. Justii-Mueller E. Microscopical appearance of potassium and sodium picrate and tartrate crystals 512. See Lee H.R. and Jones D. 0. See Brown R. B. and Jordan H. K Karaglanov Z. and Dimitrov M. Systematic procedure for the detection and separation of acids 623. Karaoglanov G. General method for the detection of volatile acids 293. Kashima K. Characteristics of Vitamin A 78. Kalparek L. See VotoEek E. and Kagparek L X INDEX TO VOLUME XLVIII. Kattwinkel R. Estimation of benzene in coal Keenan G. L. Grading of flour by enumeration Kelly J. W. Cause of the toxicity of so-called Kelly J. W. See Black 0. F. Kelly J. W. and Kempf R. New method of microsublimation, Kendall V. V. See Speller F. N. and Kendall, Kennedy C. and Palmer L. S. Yeast as a Kermack W. 0. See Wright H. D. and Kern E. J. See Wilson J. A. and Kern E. J. King A.M. See McBain J. W. Harborne R.S., King W. A. Estimation of small quantities of Klemenc A,. Volumetric estimation of nitrous Kline H. Knapp A. W. gas by means of active charcoal 507. of the wheat hairs present 178. poisonous greensand 286. Stockberger W. W. 295. v. v. source of Vitamin B 36. Kermack W. 0. and King A. M. molybdenum in tungsten 349. and arsenious acids 44. See Lange N. A. and Kline H. The addition of sodium carbon-ate before estimating free ammonia in waters (Xotes) 486. Knowles H. B. See Lundell G. E. F. and Knowles H. B. Knudson A. and Dresbach M. Chemical method of assaying the active principles of digitalis 76. Kober P. A. Use of dyes as temperature indi-cators 573. Koch A. Kohman E. F. Oxygen and perforations in canned fruits 388.Kohman E. F. Phcnol-chlorine water pollution. New reaction between phenol and chlorine 397. Kohman E. F. Protection of Vitamin C in foods 232. Kolthoff I. M. Application of the iodimetric estimation of aldoses t o the analysis of mixtures containing carbohydrates 386. Kolthoff I. M. Conductivity titrations by means of barium chloride 40. Kolthoff I. M. Conductivity titrations by means of sodium chromate 139. Kolthoff I. M. Iodimetric examination of aldoses 386. Koster -. Kotzk R. N. New method of dust estimation, Krieger A. Estimation of benzene in coal-gas Krieger A. New explosion burette 94. Kruger K. See Rocha-Schmidt L. da and Kubota B. See Majima I<. and Kubota B. See Bosselmann H. and Koch A. Estimation of bismuth 238. 572. by means of active charcoal 347.Kruger K. L Landa S. Lane J. H. and Eynon L. See Schulz F. and Landa S. Estimation of reduc-ing sugars by means of Fehling solution with methylene blue as internal indicator 220. Lane J. H. Lange N. A. and Kline H. Langton H. M. Langworthy C. F. Larson A. T. and Teitsworth C. S. See Eynon L. and Lane J. H. funiaric acids as volumetric standards 133. Digestibility of fats 232. Malic maleic and Pilchard oil 180. Absorption of carbon monoxide by cuprous ammonium carbonate and cuprous ammonium formate, 138. Lauritzen J. I. and Harter L. L. Species of Hhizoprrs responsible for the decay of sweet potatoes 614. Lauterbach H. See Muller. E. and Lauterbach, H. Laxa 0. New method for estimating proteins in honey 495.Le Roy G. A. Procedure for opening explosive engines from a distance 407. Lee H. R. and Jones D. 0. Analysis of 8-naphthylamine 86. Lefranc J. See Boudouard O. and Lefranc J. Lehmann P. and Reuss A. Estimation of carbon dioxide in drinking water 503. Leighton A. and Mudge C. S. Heat coagulation of milk 385. Lenher V. and Wakefield H. F. Volumetric estimation of tellurium by the dichromate method 464. Leonard C. S. Method for the simultaneous estimation of sulphur and halogen in organic compounds 188. Lestage M. Detection of oxymethylanthra-quinones in aloes and rhubarb 334. Levene P. A. and Muhlfeld M. Identity or non-identity of antineuritic and water-soluble I3 Vitamins 612. Levin M. See Collier S. Levin M. and Mease, R. T.Levy-Simpson S. and Carroll, D. C. Estimation of ammonia and urea in urine 615. Lewis S. J. See Goldsmith J. N. Lewis S. J., and Twyman F. Lindet L. and . Nottin P. Estimation o f starches by the weights of their grains 332. Ling A. R. and Nanji D. R. Presence of maltase in germinated and ungerminated barley 606. Ling A. R. and Price W. J. Estimation of starch in potatoes 554. Ling A. R. Callow E. H. and Price W. J. Estimation of starch in barley and wheat 29. Link K. P. and Tottjngham W. E. Effects of the method of dessication on the carbohydrates of plant tissue 187. Linstead R. P. See Hickman K. C. D. and Tinstead R. P. Little E. and Sargent E. Analysis of chrome-tanned leather 459. Liverseege J. F. City of Birmingham. Annual Report of the City Analyst for 1922 322.Liverseege J. F. City of Birmingham. Report of the City Analyst for the 1st Quarter 1923, 323. Liverseege J. F. City of Birmingham. Report of the City Analyst for the Fourth Quarter. 1922 170 INDEX TO VOLUME XLVIII. xi Liverseege J. F. City of Birmingham. Report of the Public Analyst for the Second Quarter, 1923 543. Livshis L. See Witzemap E. J. and Livshis, L. Lloyd C. F. Bell’s Sale of Food and Drugs Acts (Review) 410. Lomax J. and Lomax J. R. Transparent preparations of coal for microscopic investiga-tions 630. Lomax J. R. See Lomax J. and Lomax J. It. Looney J. M. Colorimetric estimation of Losana L. Estimation of selenium 44. Losana L. Estimation of water in mineral oils, 190. Lowe H. and Houlbrooke A.The composition of native Malay sugar (Pztla Malacca) (Notes), 114. Lucas A. The examination of firearms and projectiles in forensic cases 203. Lucius F. Separation of dextrose and laevulose, 607. Luff G. Estimation of bismuth as phosphate. Separation from lead copper and cadmium, 238. Luff G. Separation of metals of the ammonium sulphide group 624. Liihrig H. Detection of formaldehyde in organic material 396. Lundell G. E. F., and Knowles H. B. Estima-tion of a.luminium as phosphate 91. Luning 0. cystine in urine 82. See Fricke K. and Luning 0. M Mabery CE. Heat treatment of Chinese wood (Tung) oil and linseed oil 459. Macallurn A. D Examination of neoarsphena-mine. Constitution of the French drugs, 32. Macbeth A. K. Gasometric method of estimat-ing halogens in organic compounds 85.Macheleidt -. Volumetric estimation of potas-sium 43. Mack E. Board C. E. and Barham H. N. Calculation of flash points of pure organic substances 57 1. Mackintosh J. See Drummond J. C. Coward, K. H. Golding J. Mackintosh J. and Zilva s. s. Maclachlan A. K. Ministry of Health. Dried Milk. Circular 452 604. Maclachlan A. I(. Ministry of Health. Milk (Special Designations) Order 1923. Circular 408 330. Maclaurin J. S. Dominion Laboratory New Zealand. Fifty-fifth Report 1921 170. Macy I. C. Majima R. and Kubota B. Chemical constitu-tion of squalene 400. Mallon M. G. and Clark M. Vitamin A content of lard obtained from hogs fed with a control ration 130. Marfurt E. See Ekeley J. B. and Macy I.C. See Billiter O. and Marfurt E. Margosches B. M. Baru R. and Wolf L. Esti-mation of the iodine value of fats by Asch-mann’s method 346. Martin J. B. Effect of fish meal upon the fats of hogs 387. Mathewson W. E. Spectrophotometric estima-tion of aromatic amino compounds 227. Mattill H. A. Utilisation of carbohydrates by Mattis H. Maurin E. Estimation of oxymethylanthra-quinone compounds in drugs 31. Maurin E. Variation of oxymethylanthraqui-none compounds in alder and its galenic pre-parations 32. Mazzetti C. and Agostini P. New method of estimating arsenic in steels 402. McBain J. W. Harborne R. S. and King A. 1. Method for determining the detergent action of soaps 568. McClendon J. F. Chart for the conversion of colorimetric indicator readings into hydrogen ion concentration 89.McKee C. M. See Bull C. G. and RilcKee, C. M. McKee R. H. and Burke S. P. Analysis of gas mixtures containing methyl chloride 458. Meade G. P. Estimation of caramel in sugar products. A criticism of the Ehrlich method, 223. Mease R. T. See Collier S. Levin M. and Mease R. T. Meeils A De. Electrolytic estimation of mer-cury 191. Mellet R. Analysis of alkali phosphotung-states 465. Mellor J. W. A Comprehensive Treatise on Inorganic and Theoretical Chemistry. Vol. 111. (Review) 407. Menzies R. C. Purification of methyl alcohol by means of sodium hypochlorite 133. Mercier F. Meulen P. A, Van Der and Wilcoxon F. Elec-trometric acidimetry and alkalimetry without the use of hydrogen 139. Meurice R.Detection of methyl alcohol in ethyl alcohol 505. Meyers C. H. See Gilman H. Wilkinson P. D., Fishel W. P. and Meyers C. H. Miller J. The estimation of lead in acid calcium phosphate (“ Cream Powder ”) (Notes) 263. Minot A. S. Electrolytic estimation of lead in biological work 185. Mitchell C. A. Ink (Review) 634. Mitchell C. A. The colorimetric estimation of pyrogallol gallotannin and gallic acid 2. 1YLiyomoto S. Ferrous hydroxide as reducing agent in the estimation of nitrites and nitrates, 45. Miyarnoto S. Reducing action of ferrous hy-droxide. New method of estimating nitrites and nitrates 402. Monier-Williams G. W. Electrolytic apparatus for the estimation of arsenic 112. Monier-Wfiams 4;. W. Estimation of arsenic by the electrolytic method (Notes) 262.rats deprived of Vitamin B. 339. See Bomer A. and Mattis H. See Chevalier J. and Mercier F xii INDEX TO VOLUME XLVIII. Monier-W)lliams G. W,. The estimation of boric acid in liquid eggs and other foodstuffs 413 Moore M. G. See Anderson R. J. and Moore, M. G. More J. Morimoto Y. Estimation of urea in cows’ milk, 394. Morris R. L. Further notes on the estimation of potassium by the perchlorate and cobal-tinitrite methods and on the removal of sul-phates 250. Mottram J. C. See Cramer W. Drew A. H., and Mottram J. C. Moulton C. R. Age and chemical development in mammals 560. Moulton C. R. Separation of meat proteins 179. loureu C. and Boismenu E. Use of Schiff’s reagent in the quantitative estimation of acrolein 189.Mudge C. S. See Leighton A. and Mudge C. S. Muhlfeld 1. See Levene P. A. and Rluhlfeld, Miiller C. New reaction for oxalic acid 38. Miiller E. and Lauterbach H. Electrometric titration of cobalt with silver nitrate 140. Miller E. and Lauterbach H. Electrometric titration of nickel with silver nitrate 42. Miiller J. A. Molecular polymerisation of com-pounds in the critical state 95. MuUer J. H. New method for the gravimetric estimation of germanium 42. Mulliken R. S. Separation of isotopes by dis-tillation and analogous processes 45. Mullikin S. P. Identification of pure organic compounds. Vol. IV. (Review) 466. Muttelet C. F. The acids present in certain fruits 181. Myers V. C. New colorimeter for bio-colori-metric work 143. Myers V. C. Schgtz H.W. and Booker L. E. Micro-colorimetric estimation of hydrogen ion concentration of the blood 564. Estimation of allantoin 231. M. N Nanji D. R. Nanmsi A. Method for the estimation of cyanamide 346. Naudain G. G. See Buchanan J. H. and Naudain G. G. Needham J. Estimation of the carbon content of solutions 605. Neeqham J. Quantitative estimation of in-ositol 496. Nelson E. M. See Steenbock H. and Nelson, E. M. Nelson E. M. See also Steenbock H. Sell, M. T. and Nelson E. M. Nestler A. Abnormal cells in cocoa powder 606. Neuhausen B. Sr and Rioch D. M. Refracto-metric estimation of serum proteins 282. Newcomer H. S. New colorimeter for the estimation of haemoglobin 342. Newlands G. See Hendrick J. and Newlands, G. See Ling A. R. and Nanji D.R. Newth G. S. A Text-Book of Inorganic Chemis-try (Review) 408. Newton E. B. See Davis A. R. Newton E. B., and Benedict S. R. Nichols M. L. See Or’ndorff W. R. and Nichols, M. L. Nierenstein M. A gallo-tannin apparently free from glucose (Notes) 321. Nierenstein M. The gelatin test and catechin (Notes) 542. Nigolai F. Estimation of sulphur in iron and steel 43. Nixon I. G. Nodder C. R. Method for distinguishing flax Norton A. J. See Christiansen W. G. and Nottin P. Noyes W. A. Nuzzi 0. New test for nitrates 350. from hemp 88. Norton A. J. by means of calcium chloride and lime 234. See Lindet L. and Nottin P. Preparation of absolute alcohol Celluloid for microscopic work 242. 0 dlsen A. G. Orndorff W. R. and Nichols M.L. See Willaman J. J. and Olsen, A. G. Estimation of cobalt in the presence of nickel and other metals of the iron group by dinitroso-resorcinol, 463. Ortodogsu A. P. and Ressy M. Microchemical separation of antimony and tin 510. Ostwald W. An Introduction to Theoretical and Applied Colloid Chemistry (Review) 51 5. P Page R. P. Borough of Portsmouth. Annual Report of the Borough Analyst for 1922 487. Paget H. A. See Brinton P. H. and Paget, H. A. Palkin S. Estimation of tolidine 619. Palmer L. S. Carotinoids and Related Pig-ments. The Chromolipoids (Review) 150. Palmer L. S. SeeKennedy. C and Palmer L. S. Pannwitz - and Harder -. Feder’s value for minced meats 227. Parker L. H. See Partington J. R. and Parker L. H. Parry E. J. The Chemistry of Essential Oils and Artificial Perfumes (Review) 97.Parsons T. R. Fundamentals of Bio-Chemistry in Relation to Human Physiology (Review), 244. Partington J. R. and Parker L. H. The Nitrogen Industry (Review) 147. Pascal P. Magnetic analysis of silicates and silicic acids 45. Paton J. B. See Funk C. Harrow B. and Paton J. B. Paul T. The sourness of acids occurring in foods and in wine 334. Peacock B. L. De G. See Peacock J. C. and Peacock B. L. De G . INDEX TO VOLUME XLVIII. Xlll Peacock H. A. Kote on the presence of sulphur dioxide in cattle foodstufts after fumigation, 160. Peacock J. C. and Peacock B. L. De G. Tannin of wild cherry bark 559. Pecker H. Diazotisation of the bcnzoyl radical in toxicological examination for alkaloids, 502.Penau H. See Fabre K. and Penau 1:. Perkins M. E. Sec. Jones jV. and Perkins, 11. E. Pfizenmaier,.K. See Ihier E. and Pfizenmaier. K. Phillips S. See lI*aternian 14. C. Johns C. 0. Jones D. B. and Phillips S. Phillips,. S. B. Determination of the purity of vanillin 367. Pichard M. Adulterations of cacao butter 556. Pierlot G. Saffron antl its adulterants 389. Piettre M. Investigation by means of pyritline of the humus and fatti- matters of the soil. 345. Pinnow J . Distribution coeficients and the estimation of organic acids by extraction 141. Piutti A. Absorbent mixtures for carbon mon-oxide 238. Pollard W. B. Volunietric estimation of gold, 401. Popp M. and Contzen J. Estimation of nico-tine in tobacco antl in tobacco smoke 33.Power F. B. and Chesnut V. K. Confirmation of the presence of linalyl esters in peaches 129. Power F. B. and Chesnut V. K. Detection of geraniol in apples. 129. Power F. B. and Chesnut V. K. Examination of authentic grape juices for methyl anthrani-late 181. Powick W. C. Se\v test for acrolein and its bearing on rancidity in fats 128. Powney W. E. F. See Coste J. H. Andrews, E. R. and Powney IY. 1;. F. Pozzi-Escot E. Rapid enumeration of micro-organisms in milk 391. Price E. E. Atomic Form (Kevieu-) 95. Price W. J. See Ling. A. R and Price \I J. Price W. J. See also Ling A. R. Callon- E. H., and Price W. J. Prochazka J. Estimation of 8-naphthol in a-naphthol and of a-naphthol in &naphthol, 568. Procter €I. R. Rleasurcment of the colour of brown solutions with special reference to tannin extracts 405.Pronxergue R. Sote on the localisation ancl diffusion of pyrrmiitlon. 341. R Rae W. N. See Symons. C. T ancl 1Cae. \I7. h-. Raiziss G. W. See Falkov AI. and Iiaiziss C;. \I,. Rakestraw N. W. Quantitative estimation of Rakshit Jitendra Nath. Boi.i,lrarwin Y C ~ I E S Rakusin M. A. Detection of cliondrin in phenols in blood 395. (Punarnava) (hTotes) 109. gelatin 569. Ram Richhpal Sanghi. Randoin Mme. Reif G. Reisenleitner A. New indicator for acidimetry, 500. Ressy M. See Ortodogsu A. P. and Ressy RI, Reuss A. See Lehmann I?. and Reuss A. Reynold B. A. The Nitrogen Industry. British Association Reports (Hull Meeting 1922), S o . 14 (Keview) 355. Rhode H. Nicotine content of the leaves and smoke of untreated German-grown tobacco, 334.Rhodes F. H. and Goldsmith H. E. Variation of refractive index of Chinese Wood (Tung) oil with temperature 506. Richardson F. W. Richaud A. The Codex reaction for ethyl chloride 280. Richmond H. D. The action of potassium carbonate on lead glass 260. Richter V. Von. Organic Chemistry or the Chemistry of the Carbon Compounds. Vol. 111. The Chemistry of the Heterocyclic Compounds, translated by E. E. Fournier d’Albe (Keview), 354. Ridge B. P. See Britton C. Clibbens D. A., ancl Kidge 13. P. Riffart H. Colorimetric estimation of amino acid nitrogen in foods by means of the “Nin-hydrin ” method 179. Riffenburg H. B. See Collins IV. D. and Kifjenburg 1% B. Rinkenbach W. H. See Taylor C.A. and liinkenbach \I-. H. Rinkenback W. H. See Taylor C. A. and Kinkenback W. H. Rioch D. M. See Keuhausen B. S. and Rioch, 1). RI. Riss W. Separation of uranium from thorium and rare earths in pitchblende 626. Ritter G. R. and Fleck,L. C. Kesults of analyses of some American woods 39. Roberts C. C. A formula for the determination of the normality of a solution of sulphuric acid from its specific gravity (Notes) 381. Roberts J. A. F. Preparation of sections of mammalian hair 352. Robertson G. R. Hydrogenated oil for oil baths 466. Robinson E. S. See IVinslow C. E. A. Hiscock, J. V. Rogers 0. F. and Robinson E. S. Robinson G. W. Mechanical analysis of humus soils 81. Robinson G. W. Sew method for the mechani-cal analysis of soils and other dispersions 83.Robison R. Robison R. Rocha-Schmidt L. Da and Kruger K. Estima-tion of fluorine in zinc blende 628. Roder,. H. Quantitative analysis by measure-ment of supersaturation-time of reactions, 98. Detection of urobilin in urine 36. See Annett H. E. and Vitamins in molluscs. Presence Ram Richhpal Sanghi. of the antiscorbutic factor in the oyster 561. Toxicity of methyl alcohol 344. Food colourings 390. New hexose-phosphoric ester 189. See Harden A. and Iiobison N. Rodillon G xiv INDEX TO VOLUME XLVITI. Roe J. H. Estimation of cyanide by aeration, 666. Rogers H Error due to photochemical action in the Folin and \Vu estimation o f uric acid, 282. Rogers 0. F. See \l’inslow C. E. Ll. Hiscock, J. V. Nogers 0. F. and Robinson E.S. Rosenthaler L. and Seiler I(. Microchemical estimation of hydrocyanic acid 399. Ross H. J. Determination of the true specific gravity of coke 38. Roxburgh A. C. Dermatitis from dyed fur 283, Roy G. A. Le. Procedure for opening explosive engines from a distance 407. Ruff H. T. and Withrow J. R. Estimation of gums in sugar products 74. Rumsey L. A. Precipitation of proteins from cereal extracts by means of sodium tungstate, 220. Rumsey L. A. Relation of flour strength to the diastatic enzymes present 218. Rupe H. and Becherer F. Gravimetric estima-tion of nitric acid 465. Rupert F. F. Examination of writing inks 459. Rupp P. Detection of hypochlorites and chloramines in milk and cream 178. S Salamon M. S. value of refined natural D-camphor 636.Salkin B. sulphoxalate 507. Sanderson W. J. and Jones W. J. congelation of essential oils 134. Sando C. E. apple skin 496. Sargent E. Sarver L. A. L. A. and Stoppel A. E. Schaap 0. P. A. H. and caffeine with boiling chloroform 76. Scheringa I(. Reaction of neo-salvarsan 183. Schleicher A. Volumetric estimation of hypo-chlorous acid 403. Schmalfuss H. Qualitative separation of chloride bromide and iodide in mixed silver halides 294. Schmidt C. L. A. See Foster G. Id. and Schmidt C. L. A. Schmittmann B. See Dicdrichs -4. and Schmittmann H. Schmitz H. W. See.Myers V. C. Schmitz H. W. and Booker L. E. Schneider W. See Berk K. and Schneider \Y. Schorr R. Schulz F. and Landa S. Estimation of abietic Scott R. D. Methyl anthranilate in grape Scott R.W. Tannin in whiskey 181. Sears G. W. A Systematic Qualitative Chemical Seidenberg A. Estimation of solids or moisture The melting point and iodine Titration of sodium formaldehyde-Note on the Constitution of the wax coating of See Little E. and Sargent E. See Brinton P. H. M. P. Sarver, Extraction of theobromine See Feigl F. and Schorr 13. acids and colophony 87. beverages and flavours 453. Analysis (Review) 47. by means of a gauze dish 466. Seiler K. See Roseiithaler L. and Seilcr, Sell M. T. See Steenbock H. Sell M. T. and Semon H. C. Dermatitis from dyed fur 282. Sharpe J. S. Quantitative estimation of choline in blood 231. Shaw W. S. See Dinshaw Rattonji Kanji and Shaw W. S. Shedd 0. M. Estimation of nicotine in tobacco and tobacco extracts 610.Silberberg B. €I. Microscopic method for examination of rice hulls in bran 186. Simon L. J. Estimation of carbon in soil, 398. Simon L. J. R61e of chromic oxide in the sulpho-chromic oxidation 37. Simon L. J. and Guillaumin A. J. ,A. Reaction distinguishing between acids derived from the different sugar groups 74. Simpson S. G. Formation of formic acid by caramelisation of cane sugar 607. Smelkus H. Examination of coloured wax compositions 237. Smit B. J. Notes on a method for testing the accuracy of Babcock cream and milk test bottles 477. Smith G. F. Separation of potassium from sodium by the perchlorate method 627. Smith G. F. Use of bromate in volumetric analysis. II. Influence of mercuric mercury upon bromic acid reactions 462.Smith H. W. Biochemical differentiation of bacteria 131. Smits A. The Theory of -4llotropy (Review), 146. Solaja B. Gravimctric estimation of iron and its separation from manganese 463. bomayajulu C. R. Estimation of lead dioxide, 292. Sornet R. La Technique Industrielle des Parfums Synthktiques (Review) 633. Speller F. N. and Kendall V. V. New method of measuring corrosion in water pipes 186. Stakman E. C. and Others. Spores in the upper air 616. Steenbock H. and Nelson E. IVI. Fat-soluble vitamin and the action of light 499. Steenbock H. Sell M. T. and -Nelson .E. M. Modified technique in estimation of vitamin B by use of rats 280. Sterling W. F. See l‘eitch F. P. and Sterling, W. F. Steuart D. W.Some observations with regard t o the unsaponifiable matter and sterols of edible fats 155. Stevens G. E. Detection of sugar in condensed waters by means of cresol 344. Stewart A. W. See Heilbron I. &I. Baly, E. C. C. and Stewart A. W. Stillman J M. Theophrastus Bombastus T‘on Hohenheim Called Paracelsus ; His Personality and Influence as Physician Chemist and Reformer (Review) 353. J. W. and Stockbergcr W. W. I.;. Xelson E. ill. Stockberger W. W. See Black 0. F. Kelly INDEX TO VOLUME XLVIII. xv Stocks H. B. -A new test for distinguisliing castor oil from other oils and determining its purity 590. Stoddard J. L. ancl Adair G. S. LCefractomctric estimation of l.memoglobin 617. Stoneback W. J. and Calvert R. Histology and chemistry o f the Avocado 558.Stoppel A. E. See Hrinton P. H. 31. P. Srtrvcr, I>. -%. and Stoppel A . E. Sudborough J. J. Watson H. I. aild Athawale, D. Y. Relationship between the iodine values and refractive indiccs of some liardenetl vcge-table oils 180. Sumner J. B. Iktection of pentoses formalde-hyde and methyl alcohol 619. Sumner J. B. Hubbard R. S. and Finner L. L. Estimation of the titratable alkali of the blood with dinitro-salicylic acid SG3. Sundberg T. Symons C. T. and Rae W N. -Alcohol content of bread 35-1. Ceylon arrack, 387. T Tallantyre S. B. Tankard A. R. See Cofnian-Sicoresti J. and Tallantyre S. B. City ancl County of liingston-upon-Hull. Annual Report of the Public .Analyst ant1 I3acteriologist for 1922 598. Tankard A. R. Preservatives in I;ood.Hull Statistics for tlic Ten Years 1913 to 1922 5-10. Tankard A. R. The estimation of dirty sedi-ment in milk (Kotes) 444. Tanret G. Adulteration of ergot 2i8. Taylor C. A. and Rinkenbach W. H. Analysis of T.N.T. and tetryl mixtures 236. Taylor C. A. and Rinkenback W. H. Estima-tion of the proportions on TNT and tetryl from the freezing point curve 137. Taylor E. R. See Clarke H. T. and Taylor, E. R. Taylor F. E. See Castellani A and Taylor, F. E. Taylor R. L. Bleaching Powder and its *Iction in Bleaching (Review) 517. Witsworth C. S. See Larson A. T. ancl Teits-worth C. S. Thimme K. See Behre During A. Ehrecke, H. and Thimme I<. Thivolle L. Thom C. See Edniondson R. B. Thom C., and Giltner L. T. Thomas A. W. and Frieden A.The gelatiii-tannin reaction 508. Thomas A. W. and Yu C. L. Estimation of the mixture of aracliidic and lignoceric acids in arachis oil by means of magnesium soaps 126 Thomas A. W. and Yu CL. Sew qualitative tests for rape and tung oils 128. Thornton H. G. The Whittles vibration method of obtaining a suspension of the bacteria in a soil 455. Thornton W. M. Junr. and Elderdice H. L., Junr. Volumetric estimation of small amount of phosphorus by means of a standard solution of methylene blue 241. See Fontks G. and Thivolle I,. Thorpe E. Thorpe J. F. and Ingold C. K. A Dictionary of AApplietl Chemistry. Vol. IV. ; L-Oxydisilin (Rcview) 144. Monographs on Industrial Chemistry. Edited by Sir E. Thorpe. Synthetic Colouring Matters. Vat Colours (licviews) 470.Thresh J. C. Sulphated waters of Essex 82. Tiffeneau M. Properties and reactions of Strophanthin and Ouabain 182. Tisdall F. F. Estimation of calcium in serum bj; the Iiramer-Tisdall method 602. Tottingham W. E. See Link K. P. and Tottiiighani IV. E. Treadwell W. D. and Chervet D. Influence of alkali metals on the ferrocyandide titration of certain metals 461. Treadwell W. D. and Janett S. Colorimetric titration of alkaloids 810. Trifonow I. See Zlataroff A. and Trifonow I. Trostel ,L. J. and Frevert H. W. Collection and Tutin F. Tuttle J. B. The Analysis of Rubber (Review), 99. Twyman,.F. IVave-Length Tables for Spectrum Analysis (Review) 633. Twyman F. See Goldsmith J. N. Lewis S. J., and Twyman I;. exainination of explosive dusts in air 241.Hydrolysis of pectin 223. U Ugarte, T. Uyei N. New method for estimating theo-See Hamilton T. S. Uyei N. Baker, bromine in cocoa 388. J. B. and Grindley H. S. v Valdiguie A. Van Der Berg L. M. Estimation of santonin fn wormseed 659. Van Der Meulen P. A. and Wilcoxon F. Elec-trometric acidimetry and alkalimetry without the use of hydrogen 139. Van Eck P. M. Estimation of eugenol in essen-tial oils 567. Van Itallie L. Microchemical detection of fumaric acid 190. Vaubel W. Gravimetric estimation of nickel as dioxide 41. Veitch F P. and Sterling W. F. Changes in powdered rosin stored in closed containers 459. Venable C. S. Effect of Fuller’s earth on pinene and other terpenes 235. Verbeck L. M. See Hendrixson W.S. and Verbeck L. $1. Verhoeff J. A. See Hirschel W. N. and Ver-hoeff J. X. Vernon C. G. New method of detecting nickel in solution 350. Viehoever A. and Capen R. G. New source of cantharidin 389. Viehoever A. and Capen R. G. New sources of santonin 559. See AIoy J. and Valdiguik A xvi INDEX TO VOLUME XLVIII. Viel C. and Viel E. New reagent for alkaloids, 333. Viel E. See Viel C. and Viel E. Villavecchia G. V. and Others. Dizionario di Jierceologia e di Chimica Applicata. Vol. I. A. t o Cuscuta (Review) 631. Votoc’ek E. and Kasparek L. Volumetric estimation of mercury by means of sodium chloride. Analysis of cinnabar and organic mercury compounds 192. W Wada I. and Ato S. of indium 571. Wakefield H. F. H. F. Walden G. H.and Walden G. H. Wales H. Walker F. Indircct estimation o f alkalis in rocks 626. Walker T. K. Estimation of the suit resins in Wallis T. E. Quantitative microscopy unit (Xotes) 18. Wallis T. E. Zamia starch 219. Walton G. P. and Coe M. R. Estimation of starch content in the presence of interfering polysaccharides 452. Walton G. P. and Coe M. R. Estimation of starch in presence of interfering polysacchar-ides 276. Wandenbulcke F. See Diknert F. and R’anden bulcke F. Waterman H. C. Johns C. O. Jones D. B. and Phillips S. Presence of a new globulin Con-phaseolin in the Navy bean (Yhnseolus vzd-g n ~ i s ) 229. Waters C. A. See Garner CV. E. and Waters, C. A. Watson H. I. See Sudborouph J. J. CVatson, H. I. and Athawale D. \-. Watson J.Cements and Artificial Stone (Review) 246. Weimar A. C. Detection of abnormal milk by the alcohol test 551. Weinland R. and Heinzler J. New reagent for alkaloids 75. Weiss J. I. Downs C. R. and Corson H. P. Inactive malic acid as a iood acidifier. 453. Wenger P. and Diirst N. Separation of copper from cadmium 463. West A. B. Extraction of copra cake with solvents 36. Weyman G. Modern Gasworks Chemistry (Review) 98. Wheeler T. S. See Blair E. IY. and Wheeler, T. S. Wheeler T. S. Sec also Cumming If‘. RI., Hopper I. V. and Wheeler T. S. Whitby G. S. White 3. S. Physiological stanclardisation, Detection and estimation See Lenher V. and M7akefield, See Fisher H. L. Faust H. L., Properties of dyed materials 620. hops 399. New reactions of sterols 226.303. Whitehorn J. C. “ Permutit ” as a reagent for aniines 565. Whitman J. L. See Daggett \I- L. Campbell, A. W. and Whitman J. L. Whittier E. 0. Estimation of formic acid, 290. Whittier E. 0. Estimation of mucic acid, 458. Whittles C. L. Estimation of the number of bacteria in soil 280. Whymper R. Analytical elutriation methods of separating cacao husk from cocoa powder, 73. Wichmmn H. J. Estimation of pectin in fruit and fruit products 181. Wilcoxon F. See Van der Rleulen P. A. and IVilcoxon F. Willtinson P. D. See Gilnian H. M’ilkinson, P. D. Fishel W7. P. and Meyers C. H. Willaman J. J. and Olsen A. G. Bios require-ment of baker’s yeast 339. Willard H. H. and Fenwick F. Electronietric estimation of sulphur in soluble sulphides, 240.Willard H. H. and Feqwick F. Electrometric titration of selenium in presence of tellurium, iron and copper 349. Willard H. H. and Fenwick F. Electrometric titration of the halides in the presence of one another 240. Willard H. H. and Fenwick F. Kew method for the electroiiietric titration of vanadium i n the presence of iron and chromium 192. Williams C. E. and Anderson A. E. Estimation of metallic iron in ferrum redactum 77. Williams W. C. County of Lancaster. Annual Report of the County Analyst for the \-ear 1922,445. Willoughby W. M. Metallic poisons in food- . stuffs 184. Willows R. S. and Hatschek E. Surface Tension and Surface Energy,and their Influence on Chemical Phenomena (Review) 409. Wilson,J.A. and .Kern E. J.Effect of hydrogen ion concentration on the analysis of vegetable tanning materials S8. Wingler A. Volumetric estimation of phos-phorous acid in presence of pliosphoric acid, 403. Winkler B. Estimation of copper in alloys etc., 139. Winslow C. E. A. Hiscock J. V. Rogers 0. F.,, and Robinson E. S. Outbreak of food poison-ing traced to egg salad 393. Wishart G. M. Estimation of urea by means of urease 501. Withrow J. R. See Ruff EI. T. and I\-ithrow,. J. R. Witzemann E. J. and Livshis L. Action of proteolytic enzymes upon insulin 614. Wolf L. See RIargosches B. Rl. Baru R. and Wolf L. Wolff H. Analytical characters of commercial Wong S. Y. Colorimetric estimation of iron in linseed oils 191. hrrmoglobin and blood 342 INDEX TO VOLUME XLVIII.xvii Wong S. Y. Use of potassium persulphate for accelerating digestion in Kjeldahl’s nitrogen estimation 341. Wong S Y. Use of potassium persulphate in Fohn’s method for nitrogen estimation, 342. Woodman H. E. Chemistry of the strength of wheat flour 72. Woodman H. E. Nature of the pigment of silage 345. Woodmansey A. Barium in the Harrogate waters 132. Wright A. M. Presence of Vitamin B in frozen flesh food 611. Wright H. D. and Kermack W. 0. Properties of colloidal gum benzoin 611. Wright R. Determination of the molecular weight of substances in alcoholic solution from the elevation of the flash point 46. See Hastings E. G. Davenport, A. and Wright W. H. Sulphuric Acid and Sulphur Dioxide Raw Materials Vol. I. (Review) 468. Wright W.H. Wyld W. Y Yu C. L. See Thomas A. W. and Yu C . L. Z Zilva S. S. Influence of reaction on the oxida-tion of Vitamin C 499. Zilva S. S. and Drummond J. C. The New-foundland cod-liver oil industry 337. Zilva S. S. See Drummond J. C. Zilva S. S., and Golding J. Zilva S. S. See also Drummond J. C. Coward, K. H. Golding J. Mackintosh J. and Zilva s. s. See also Goldblatt H. and Zilva s. s. Detection of nitrites in water 397. Bulgarian Soya See Heiduschka A. and Zywnev, Zilva S. S. Zlataroff A. Zlataroff A. and Trifonow I. Zywnev P. beans 125. xviii INDEX TO VOLUAIE SLVIII. INDEX TO A Abietic Acids Colophony ; Estimation of -and. Abnormal Cells Cocoa powder ; - in. A. Nestler 606. Abnormal Milk Alcohol test ; Detection of -by the.Abnormality Water analysis ; An - found in (Sotes). R. C. Frederick 06. Absolute Alcohol Calcium chloride and lime ; Preparation of - by nieans of. If-. ,4. Xoyes 234. Absorbent Mixtures Carbon monoxide ; -for. A. Piutti 238. Absorbent Water in organic analysis ; Alumina as an - for. H. L. Fisher H. L. Faust and G. H. Walden 84. Absorption Bands Measurement of the wave-length of - ; Coincidence method for the. H. Hartridge 351. Absorption-Spectra Tanning extracts in the ultra violet ; - of. De La Bru&re 351. Abstracts of Papers Published in Other Journals : 1923 29 72 125 178 218 276 331 385, 451 494 551 605. Accuracy Dispensing ; Limits of - in (Legal Notes) 324. Acetaldehyde Formaldehyde and - . The estimation of.E. W. Blair and T. S. Wheeler, 110. Acetone __ antl of ethyl alcohol in mixtures of the two ; Estimation of. J. H. Bushill 398. Acid Milk by - ; Coagulation of. L. Ander-son 494. Acid Rlzizopiis Tritici in decaying sweet potatoes; Production of - by. H. A. Edson 614. Acidifier Malic acid as a food - ; Inactive. J. M. Weiss C. R. Downs and H. P. Corson, 453. Acieetry. Indicator for - ; New. A. Reisenleitner 509. Acidimetry Hydrogen ; Electrometric - and alkalimetry without the use of. P. A. Van Der Meulen and F. Wilcoxon 139. Acids Aluminium precipitates ; Separation of in. A. Charriou 293. Acids Detection and separation of -; Systematic procedure for the. 2. Karao-glanov and M. Dimitrov 623. Acids Different sugar groups ; Reaction dis-tinguishing between - derived from the.L. J. Simon and A. J. A. Guillaumin 74. F. Schulz and S. Landa 87. A. C. Weimar 551. SUBJECTS. Acids Foods and in wine ; The sourness of -occurring in. T. Paul 334. Acids Fruits ; The - present in certain. C. F. nluttelet 181 Acids Silage ; Estimation of the - in. E. Crasemann 287. Acrolein Rancidity in fats ; Kew test for -antl its bearing on. Acrolein Schiff’s reagent in the quantitative estimation of - ; Use of. C. Moureu and E. Hoismenu 189. Act Gas Regulation - 1920. Abstract of Memorandum by the Gas Referees on the Appointment Qualifications and Duties of Gas Examiners 604. Act Ministry of Health. Milk and Dairies (Amendment) - 1922. Special Designa-tions. Circular 350 25. Act Superannuation - ; Local Government and Other Officers’ 385.Actinomyces Milk ; - in. C. R. Fellers 232. Active Principle Chaparro ; The - of 77. Active Principles Digitalis ; Chemical method of assaying the - of. A. Knudson and M. Dresbach 76. Acts Sale of Food and Drugs -. Extracts from the Annual Report of the Ministry of Health for 1922-1923 and Abstract of Reports of Public Analysts for the Year 1922 601. Address President Annual - of the 103. Adrenaline Urine ; Quantitative colour re-action given by - and. H. Friend 616. Adulterants Powdered thyroid gland ; Analysis of and detection of -. R. Fabre and H. Penau 182. Adulterants Tanning materials and detection of __ ; Analytical characteristics of. R1. Jamet 135. Aeration Cyanide by - ; Estimation of J.H. Roe 566. Afzelia Africana Seeds of -; The. A. Diedrichs and B. Schmittmann 125. Age Mammals ; - and chemical develop-ment in. Agricultural Analysis Abstracts 1923 36 83, 132 186 234 286 345 398 566 618. Air Carbon monoxide in - ; Estimation of. V. Andriska 625. Air Ethyl ether in - blood and other fluids; Estimation of. H. W. Haggard, 235. Air Explosive dusts in -; Collection and examination of. L. J. Trostel and H. W. Frevert 241. W. C. Powick 128. C. K. Moulton 560 IXDES TO VOLUME XLVIII. xix Air Upper - ; Spores in the. E. C. Stakman and Others 616. Albumin Velocity of digestion of ___ Deter-mination of the. A. Friederich 336. Alcohol Absolute - by means of calcium chloride and lime ; Preparation of. LY.A. Noyes 234. Alcohol Acetone and o f ethyl - in mixtures of the two ; Estimation of. J. H. Bushill 398. Alcohol Content Brcad ; - of. T. Sundberg, 554. Alcohol Ethyl - ; Detection of methyl -in. R. Meurice 505. Alcohol h4ethyl ~ in ethyl - ; Detection of. R. Neurice 505. Alcohol Pentoses formaldehyde and methyl - ; Detection of. J. B. Sumner 619. Alcohol Test Abnormal milk by the - ; Detection of. Alcoholic Solution Substances in - from the elevation of the flash point ; Determination of the molecular weight of. Alcohols Bromomethylphthaliniide ; Separation and identification of - by means of. H. H. Hopkins 189. Alcohols Essential oils ; Estimation of the easily hydrated - of. L. S. Glichitch 506. Alder Oxymethylantliraquinone compounds in - and its galenic preparations ; Variation of.E. Maurin 32. Aldoses - ; Iodimetric estimation of. I. &I. Kolthoff 386. Aldoses Mixtures containing carbohydrates ; Application of the iodimetric estimation of - to the analysis of. I. M. Kolthoff 386. Aliquot Parts Convenient titration of strong liquids by dilution and use of - ; Sliding scales for the. Alkali Metals Ferrocyanide titration of certain metals; Influence of - on the. W. D. Treadwell and D. Chervet 461. Alkali Phosphotungstates - ; Analysis of. K. hlellet 465. Alkali Titratable - of the blood with dinitrosalicylic acid ; Estimation of the. J. B. Sumner R. S. Hubbard and L. L. Finner 563. Alkalimetry Hydrogen ; Electrometric acidi-metry and - without the use of. P.A. Van Der Rleulen and F. Wilcoxon 139. Alkaline Earths Sugars by Fehling solution ; Action of - upon the estimation of. L. Eynon and J. H. Lane 277. Alkaline Pyrogallol Solution Colour changes in - ; Oxygen-supplying power of the soil as indicated by. L. &‘I. Hutchings 618. Alkalis Rocks ; Indirect estimation of - in. F. Walker 626. Alkaloids Benzoyl radical in toxicological examinations for - ; Diazotisation of the. H. Pecker 502. Alkaloids Conductometric titration of -. W. D. Treadwell and S. Janett 610. Alkaloids Microchemical reagent for some - : Potassium ferrocyanide as a. H. I. Cole 609. Alkaloids Reagent for - ; New. C. Viel and E. Viel 333. A. C. IYeimar 551. R. Wright 46. C. H. D. Clark 61 164 211. Alkaloids Reagent for - ; New.R. Wein-Allantoh -_ ; Estimation of. J. More 231. Almonds Ground __ ; Barley in (Legal Kotes), 645. Aloes Oxymetliylanthraquinones in - and rhubarb ; Detection of. RI. Lestage 334. Alloys etc. Copper in - ; Estimation of. B. M’inkler 139. Alloys Institute of Metals. Structure of -, 268. Alumina Absorbent for water in organic analysis ; - as an. H. I Fisher H. L. Faust and G. H. Waldcn 84. Alumina Ferric oxide and - frcm magnesia by the nitrate method ; Seprstion of. A. Charriou 41. Aluminium Phosphate ; Estimation of - as G. E. F. Lundell and H. B. Knowles 91. Aluminium Precipitates Acids in - ; Separa-tion of. A. Charriou 293. American Turpentine Refractive index of - ; The temperature coefficient of the (Notes). T.F. Harvey 18. American Woods Analyses of some -. Results of. G. R. Hitter and L. C. Fleck: 39. Amines Reagent for - ; ‘( Permutit ” as a. J. C,. Whitehorn 565. Amino Acid Niqrogen Foods by means of the Kinhydrin method ; Colorimetric estima-tion of - in. Amino Acids Linseed meal wheat meal Soya beans and red clover h a y ; Quantitative estimation of - of. T. S. Hamilton. Ir;. Uyei J. B. Baker and H. S. Grindley 234. Amino Compounds Aromatic - ; SFectro-photometric estimation of. W. E. Mathew-son 227. Ammonia Reaction between - and sodium hypobrornite; A quantitative study of the limitations of the. Dinshaw Rattonji Nanji and W. S. Shaw 473. Ammonia Urine ; Estimation of - and urea in. S. Levy-Simpson and D. C. Carroll, 615. Ammonia Waters ; The addition of sodium carbonate before estimating free - in (Notes).A. W. Knapp 486. Ammonium Sulphide Group Metals of the - ; Separation of. G. Luff 624. Amy1 Alcohol Milk testing ;. - for (Notes). T. F. Harvey and C. 0. Harvey 213. Analyst County Borough of Salford. Annual Report of the Borough __ for 1921. G. D. Elsdon 115. Analytical Characters Commercial linseed oils ; Analytical Characteristics Tanning materials ; - of and detection of adulterants. M. Jamet 135. Analytical Elutriation Methods Cacao husk from cocoa powder; - of separating. R. Whymper 73. Analytical Procedure Sublimation as an -. J. Hortvet 406. land and J. Heinzler 76. H. Riffart 179. __ of. H. Wolff 191 xx INDEX TO VOLUME XLVIII. Animals Cod-liver oil in the feeding of farm -; Use of.J. C. Drummond S. S. Zilva and J. Golding 337. Anions Principal __ ; Systematic method for detecting the. L. Fernandes and U. Gatti, 292. Antimony Arsenic and - and its extension t o bismuth ; An investigation into the chemistry of the Reinsch Test for. Part I. and Part 11. B. S. Evans 357 417. Antimony Sulphur arsenic and - in in-organic and organic compounds ; Estimation of. F. Feigl and R. Schorr 623. Antimony Tin ; Microchemical separation of - and. A. P. Ortodogsu and hl. Ressy, 510. Antineuritic and Water-Soluble B-Vitamins : Identity or non-identity of -. P. A. Levene and RII. Muhlfeld 612. Antipyrin Xanthydrol; Compound of -with. R. Fabre 32. Anti-Rachitic Functions Growth-promoting and - of certain substances ; Relation between the.Antiscorbutic Factor Vitamins in molluscs. Presence of the - in the oyster. (Mme.) Randoin 561. Antiseptics Common - Efficiency of. E. H. Harvey 232. Apparatus Arsenic ; Electrolytic - for the estimation of. G. W. Monier-Williams 112. Apparatus Concentrated sulphuric acid and sodium hydroxide solutions - for deliver-ing. R. C. Abbott 407. Apparatus Electrometric titration ; Simple -for. Apparatus Organic substances ; - for drying. J . Bouillot 195. Apparatus Specific gravity of gases in small quantities ; ~ for the measurement of the. A. Blackie 141. Apple .Seeds Respiration of - . G. T. Harrington 186. Apple Skin Wax coating of - ; Constituents of the. Apples Department of Scientific and Industrial Research.Food Investigation Board. Brown Heart-a functional disease of - and pears 490. Apples Geraniol in - ; Detection of. F. B. Power and V. K. Chesnut 129. Griebel 454. Arachidic and Lignoceric Acids Arachis oil by means of magnesium soaps ; Estimation of the mixture of - in. A. W. Thomas and C. I,. Yu 126. Arachis Oil Arachidic and lignoceric acids in - by means of magnesium soaps ; Estima-tion of the mixture of. A. W. Thomas and C. L. Yu 126. Aromatic Amino Compounds Spectrophoto-metric estimation of --. W. E. Mathewson, 227. h a c k Ceylon -. C. T. Symons and W. N. Rae 387. H. Goldblatt and S. S. Zilva 612. W. E. Garner and C. A. Waters 142. C. E. Sando 496. Apricots Hesperidin deposits in - . c. Arsenic - ; Separation of (Notes).T. P. Blunt 596. Arsenic Chemistry of the Reinsch Test for -and antimony and its extension to bismuth ; An investigation into the. Part I. and Part 11. B. S. Evans 357 41’7. Arsenic Cocoa ; ~ in 67. Arsenic Content Human body ; Normal - of the. 0. nilliter and E. Marfurt 618. Arsenic Electrolytic method ; Estimation o f - by the (Notes). G. W. Monier-Williams, 262. Arsenic Estimation of - ; Electrolytic apparatus for the. G. IY. Monier-Williams 112. Arsenic Fermentation of arsenical fruit juices ; The fate of ~ in the. H. Bosselmann and A. Koch 618. Arsenic Glass ; Lead and - from (Legal Sotes) 215. Arsenic Minute quantities of - ; Detection of. 0. Billiter 238. Arsenic Organic compounds containing - or mercury ; Quantitative estimation of carbon and hydrogen in.bI. Falkov and G. W. Raiziss 288. Arsenic Small amounts of - ; The detection and estimation of 63. Arsenic Steels ; Sew method of estimating -in. C. Mazzetti and P. Agostini 402. Arsenic Sulphur - and antimony in in-organic and organic compounds ; Estimation of. F. Feigl and R. Schorr 623. Arsenic Vanadium ; Separation of - and phosphorus from. Arsenical Fruit Juices Arsenic in the fermenta-tion of - The fate of. H. Bosselmann and A. Koch 618. Arsenious and Nitrous Acids - ; Volumetric estimation of. A. Klemenc 44. Aschmann’s Method Iodine value of fats by - ; Estimation of the. B. M. Margosches, R. Baru and L. Wolf 346. Asphalt Coal tar pitch in natural -; Detec-tion of. 0. Hackl 138.Asphaltenes Mineral oils by means of cyclo-hexane ; Separation of - from. M. Jakeg, 567. Atmospheric Gases Water ; The absorption of - by. J. H. Coste 433. Atractylis gummifera Liquorice cxtract ; De-tection of extract of -in. Fearon and D. L. Foster 33. Avocado Histology and chemistry of the -. W. J. Stoneback and R. Calvert 553. Azo Dyes Triphenylmethane and - by means of titanium trichloride solution ; Analysis of. W. S. Calcott and F. L. English 620. H. A. Doerner 625. U. Giuffre 30, Autolysis Beef and mutton ; - of. w. D. B Babassu Fodder Butter and l a r d ; Effect of Babcock Cream and Milk Test Bottles Accuracy of ; Notes on a method for testing the. B. J. Smit 477. - on. N. Bengtsson 225 INDEX TO VOLUME XLVIII. xxi Bacilli Virulence of diphtheria ___ ; Whole culture method for testing the.C. G. Bull and C. M. McKee 343. B. Botulinus Household conditions ; experi-ments with - under. K. B. Edmondson, C. Thom and L. T. Giltner 5G3. B . CoZi Index Pollution of water ; effect of Gambusia aflnis on the - of. L. C. Havens and S. A. Dehler 393. Bacillus Growth of the influenza ___ ; Observa-tions on the. Bacteria Biological differentiation of - . H. W. Smith 131. Bacteria Phenol by intestinal ; Formation of. L. I<. Bouwman 457. Bacteria Soil ; Estimation of the number of __ in. C. L. Whittles 280. Bacteria Suspension of thc in a soil ; The Whittles vibration method of obtaining a. H. G. Thornton 455. Bacterial Origin Growth-promoting substances of -; Observations in regard to.S. R. Damon 561. Bacteriological Biochemical Etc. Abstracts : 1923 455. Bacteriological Examination Parliamentary Notes. House of Commons. April 8. Sale of Disinfectants. __ o f Milk. May 9. Preservatives in Food 268. Baker’s Yeast Bios requirement of - ; J. J. Willaman and A. G. Olsen 339. Balance Surface tension - . Apparatus for the rapid measurement of surface tension. R. G. Green 629. Barbituric Series Xanthylatecl derivatives of veronal and hypnotics of the - ; Hydrolysis of the and its toxicological importance. R. Fabre 284. Barium Chloride Conductivity titrations by means of -. Barium Harrogate waters ; __ in the. A. Woodmansey 132. Barium Natural brines ; Presence of - and strontium in. Bark Wild Cherry ~ ; Tannin of.J. C. Peacock and B. L. de G. Peacock 559. Barley Ground almonds ; - in (Legal Xotes), 545. Barley Maltase in germinated and ungerminated -; Presence of. -4. K. Ling and D. R. Nanji 606. Barley Starch in -and wheat ; Estimation of. A. R Ling E. H. Callow and IT. J. Price 29. Baths Oil - ; Hydrogenated oil for. G. R. Robertson 466. Beans Castor - ; Cattle food containing (Legal Notes) 171. Beans Copper in __ ; Disclosure on tin (Legal Notes) 599. Beans Linseed meal wheat meal Soya - and red clover hay ; Quantitative estimation of amino acids of. T. S. Hamilton N. Uyei, J. B. Baker and H. S. Grindley 234. “ Beef and Malt Wine ’’ (Legal Xotes) 326. Beef Mutton ; Autolysis of __ and. S. R. Damon 393. 1. 31. Kolthofi 40.A. G. I;rancis 315. W. D. Fearon and D. L. Foster 33. Benzene Active charcoal ; Estimation of -. in coal gas by means of. R. Kattwinkel 507. Benzene Coal-gas by means of active charcoal ; Estimation of - in. Benzonaphthol Certain medicinal phenolic esters; Microchemical identification of - Salol, Betol Cresalol Salophene. AI. G. Deniges, 228. Benzoyl Radical Toxicological examinations for alkaloids; Diazotisation of the - in. H. Pecker 602. Beryllium - and uranium ; Quantitative separation of. P. H. M. Erinton and R. €3. Ellestad 194. Betol Certain medicinal phenolic esters ; Rlicro-chemical identification of. Benzonaphthol, Salol - Cresalol Salophene. M. G. Deniges 228. Beverages Carbon dioxide in - ; Rapid method for the estimation of.J. Cannizzaro, 608. Biochemical Bacteriological etc. Abstracts : 1923 33 78 130 184 229 280 334 391, 499 560 611. Biochemical Differentiation Bacteria ; - of. H. W. Smith 131. Biochemical Work Sodium in - ; Estimation of. A. BlanchetiGre 456. Bio-Colorimetric Work Colorimcter for - ; New. V. C. Myers 143. Biological Work Lead in - ; Electrolytic estimation of. J. J. Willaman and A. G. Olsen 339. Birmingham City of -. Annual Report of the City Analyst for 1922. J. F. Liverseege, 322. Birmingham City of -. Report of the City Analyst for the First Quarter 1923. J. F. Liverseege 323. Birmingham City of -. Report of the Public Analyst for the Second Quarter 1923. J. F. Iiverseege 543. Birmingham City of -. Report of the City Analyst for the Fourth Quarter 1922.J. F. I,iverseege 170. Bismuth - ; Estimation of. Koster 238. Bismuth Glucose ; Reduction of - by. H. Cousin 625. Bismuth Phosphate ; Estimation of ~ as. Separation from lead copper and cadmium. <;. Luff 238. Bismuth Reinsch Test for arsenic and anti-mony and its extension t o - ; An investi-gation into the chemistry of the. Part I. and Part 11. B. S. Evans 357 417. Bismuth Sodium Thiosulphate Potassium ; Pre-paration of - and its use in the preparation of. V. Cuisinier 43. Blood Air __ and other fluids ; Estimation of ethyl ether in. Blood Carbon monoxide in - ; Calibration of the reversion spectroscope for the estimation of. Fi. Hartridge 341. Quantitative estima-tion of. A. Krieger 347. A. S.Minot 185. Bios Requirement Baker’s yeast ; __ of. H. W. Haggard 235. Blood Choline in - ; J. S. Sharpe 231 xxii INDEX TO VOLUPIIE XLI‘III. Blood Filtrates Folin-Wu method foi- obtaining protein-free - ; Modification of the. K. L. Haden 501. Blood Hydrogen ion concentration of the - ; Micro-colorimetric estimation of. V. C. Myers, H. W. Schmitz and I>. E. Booker 664. Blood Iron in hzmoglobin and ~ ; Colori-metric estimation 01. Blood Phenols in - ; Quantitative estima-tion of. N. W. Rakestraw 395. Blood Platelet Counting. Vitamin L4 deficiency : Technique of - in. \V. Cramer ,4. H. Drew and J. C. Mottram 499. Blood Sugar in - ; Estimation of. E. G. 13. Calvert 230. Blood Sugar in -__ ; New method for the estimation of. Denighs 343.Blood Titratable alkali of the __ with dini-trosalicylic acid ; Estimation of the. J. B. Sumner R. S. Hubbard and L. L. Finner 563. Blood Urea __ ; Estimation of. J. A. Behre, 500 Blood Uric acid in - ; Combined A . R. Davis E B. Newton and S. K Benedict 80. Blood Uric acid in - ; Kevised method for the estimation of. Body Arsenic content of the human - ; Normal. Boerhaauia Repens - (Punarnava) (Notes). Jitendra Nath Rakshit 169. Boleti Iron salts with tinctures of vgrious - ; Colour reactions of. I<. Gruyot 560. Boric Acid Cream milk and other foods ; Estimation of - in. (Process used in the Government Laboratory.) 416. Boric Acid “ Liquid eggs ” andwther foodstuffs ; The estimation of - in. G. W. Jlonier-Williams 413. Boric Acid Ministry of Health.Circular 381. I. -. Borough Analyst Rorough of Portsmouth. Annual Report of the - for 1922 487. Borough Analyst Metropolitan Borough of Stepney. Annual Report of the - for 1922. H. Hawley 381. Bottles Babcock cream and inilk test - . Notes on a method for testing the accuracy of. B. J. Smit 477. Botulism Scottish Board of Health. - a t Loch Maree 118. Bran Rice hulls in - . Microscopic method for estimation of. B. H. Silberberg 186. Brandy - ; Definition of (Legal Notes) 600. Bread Alcohol content of -. T. Sundberg, 554. Bread Maize meal in - pastry etc. ; De-tection of. Brines Barium and strontium in natural - ; Presence of. A. G. Francis 315. British Museum Museum Exhibits; The Cleaning and Restoration of. Second Report upon Investigations Conducted at the -, 173.Bromate Volumetric analysis ; Use of - in. II. Influence of mercuric mercury upon bromic acid reactions. S. Y. Wong 342. 0. Folin 79. 0. nilliter and E. Marfurt 618. II. Imported Produce 177. K. Fricke and 0. Luning 331. G. F. Smith 462. Bromic Acid Reactions Bromate in volumetric analysis ; Use of. II. Influence of mercuric mercury upon -. G. F. Smith 482. Bromide Chloride ___ and iodide in mixed silver halides ; Qualitative separation of. H. Schmalfuss 294. Bromomethylphthalimide Alcohols by means of -; Separation and identification of. H. H. Hopkins 189. Bromoxylenol Blue - . A true-neutrality point indicator. -4. Cohen 622. Brown Heart Department of Scientific and Industrial Research.Food Investigation Board. - -it functional disease of apples and pears 490. Brown Solutions Tannin extracts ; Measurement of the colour of -- with special reference to. H. K. Procter 405. Bulgarian Soya beans. A. Zlataroff and I. Trifonow 125. Bunsen Valve Filter pump ; Use of the -~ in connection with a. Bureau of Physico-Chemical Standards Chemical Society of Belgium ; Third Annual Report (Financial Year 1922) presented by 31. J. Timmermans t o the 269. Burette Explosion - ; New. A. Krieger 94. Butter Babassu fodder on - and lard ; Effect Butter Cacao __ ; Adulteration of. 31. Butter Fat Fatty acids in -__ ; Estimation of, Butter Margarine containing 1 per cent. of Butter Nut Cream __ (Legal Notes) 326. F. W. Ashton 406. of.N. Bengtsson 225. Pichard 556. 11. - (Legal Notes) 489. E. B. Holland and others 555. C Cacao Butter I_ ; ,Adulteration of. 31. Pichard 556. Cacao Butter Examination of - ; Methods for the. Cacao Husk Cocoa powder ; A4nalytical elutria-tion methods of separating - from. I<. Whymper 73. Cadmium Bismuth as phosphate ; Estimation of. Separation from lead copper and -. G. Luff 238. Cadmium Copper from - ; Separation of. P. IVenger and 5. Diirst 463. Cadmium To-xicity of - 284. Caffeine Theobromine and - with boiling chloroform ; Extraction of. 0. P. A. H. Schaap 76. Cake Ministry of Health. Circular 381. I., Boric acid in -. II. Imported Produce, 177. Calcium Chloride Absolute alcohol by means of - and lime ; Preparation of.W. 4. Noyes 234. Calcium Kramer-Tisdall method ; Estimation of - in serum by the. F. F. Tisdall 602. Calcium Phosphate Acid - ( I ‘ Cream Powder ”) ; The estimation of lead in (Notes). J. Miller 263. R. E. I)oolittle 224 INDEX TO VOLUME XLVIII. xxjii &Camphor liefincd natural ; The melting point and iodine value of. 31. S. Salanion 636. Camphorated Oil Substitute (Legal Notes) 172. Cans Sugar Formic acid by caramelisation of - ; Formation of. S. G. Simpson 607. Canned Foods Tin in (Legal Notes) 326. Canned Fruits Osygen and perforations in -. E. F. Iiohman 388. Cantharidin Source of __ ; Sew. A. Vielioever and R. G. Capen 389. Caramel Sugar products ; Estimation of in. .A criticism of the Ehrlich method. G. P. Neade 223. Carbohydrates Aldoses to t!ic analysis o f mixtures containing - - ; Xpplicrttion o f the iodInletric estimation of.I. A1. Iiolthoff 386. Carbohydrates Plant tissue ; Effects of the msthod o f dessication on the - of. I<. P. Link and IV. E. Tottingham 187. Carbohydrates Rats deprived o f Vitamin B ; Utilisation of - by. Carbolic Acid Coal-tar oils and crude .c_; Estimrttion of phenols in. Carbon Cliromic acid ; Oxidation of different fo;ms of an:l of oils by means of. D. Florentin 37. Carbon Content Sdutions ; Estirnxtion of the - of. J. Xcetlham 603. Carbon Dioxide I3everagts ; Rapid method for the estimztion of - in. J. C;tnnizz;m) 608. Carbon Dioxide Drinking water ; Estimation of in. Carbon Monoxide Absorbent mixturcs for - -. A. Piutti 238.Carbon Monoxide ;lir ; Estimation of - in. V. -2ndriska 635. Carbon Mmoxide Blood ; Calibration o f the reversion spectroscope for thc cstima tion of - in. H. Hartridgc 311. Carbon Monoxide Cuprous ammonium carbon-a t e ant1 cuprous ammonium formate ; Absorp-tion of - - by. A. T. Larson antl C. S. Teits-worth 135. Carbm Organic compounds containing ;trsenic o r mercurv ; Quantitative estimation of -an-I hydrq?n in. 11. Falkov ant1 G. W. Raiziss, 288. Carbm Soil ; Estimation o f - in. I,. J. S1 rn! ) t i 3 9 8. Carnosine - - ; Estimation of. G. Hunter 34. Carnosine In vitro ; Catal3-tic destruction of ._ - 1x1. Castor Beans C.:ittle food containing - (1,egal Xotcs) 171. Castor Oil Distinguishing - from other- oils and determining its purity; A.l ncw test for.H. 13. Stocks 590. Catalytic Destruction Carnosine i n vitro ; o f . W. 31. Clifford 181. Catechin Gelatin test and - ; l’hc (Xotes). 31. Nierenstein 542. Cattle Food Castor beans ; containing (1,ng;tl Notes) 171. Cattle Foodstuffs Sulphur dioxidc in - after fumigation ; Note on the presence of. tI. -1. Peacock 160. H. A. Mattill 339. J. 13. Hill 507. P. Lchmann and A. Keuss 503. \V. 11. Clifiord 184. Caviare - . G. Hinard 552. Cells Vacuole contents and protoplasmic material from leaf __ ; Method for separate extraction of. Celluloid Microscopic work ; -__ for. 0. Xuzzi 242. Cereal Extracts Proteins from - by means of sodium tungstate ; Precipitation o f . I,. A. Kumsey 220. Cerium Salts Didymium in -__ ; Dctection ant1 estimation of.I,. Dede 626. Ceylon Arrack. C. 1’. Symons and W. iL’. liae, 387. Chaparro Active principle of ; The 77. Charcoal Benzene in coal-gas by means o f active - Estimation of. A. lirieger 347. Charcoal Benzene in coal gas by means of active ~ ; Estimation of. R. Kattwinkel, 507. Charred Records ; Method o f deciphering. €3. Jhvis 241. Chart Colorimetric indicator readings into hydrogen ion concentration ; -___ for the conversion of. Cheese Cream __ (Legal Notes) 447 489. Cheese Milk and Cream Standards (Parlia-mentary Xotes) 448. Cheese Standard for cream - ; Test case t o secure a (Legal Notes) 383. Cheese Standards ; - milk and cream (PaFliamentary Notes) 448. Chemical and Physiological . Characteristics : Pepsin and rennin ; Compai-ison between the --of.F. Fenger 130. Chemical Development Mammals Age and I_ in. Chemical Examiner Government of Madras. Annual Report of the -- 490. Chemical Laboratories Federated Malay States. Annual Report of the - Institute for Medical Research for the Year 1922 603. Chemical Society of Belgium Hureau o f Physico-Chemical Standards. Third Annual Keport (Financial Year 1022) presented by 31. J . limmermans t o the -- 269. Chemical Works Fumes from __- (Legal Notes); 266. and. A. C. Chemist ’’ “ Pharmacist ’’ ; -Chapman and 12. F. AArmstrong 216. Chemistry Pure and Applied __ Inter-national Union of. Cherry Bark Wild -__ ; Tannin of. J. C. Peacock and B. I,. de G. Peacock 659. Chinese Wood (Tung) Oil I.+inseed oil ; Heat treatment of -__ and.Chinese Wood (Tung) Oil Temperature ; Varia-tion of refractive index of -~ with. F. H. lChodes and H. E. Goldsmith 506. Chloramines Hypochlorites and __in milk antl cream ; Dctection of. P. Rupp 178. Chloride Mixed silver halides ; Qualitative separation of -- bromide and iodide in. H. Schmalfuss 204. Chlorine Water pollution Phenol- -__ ; New reaction between phenol and -. E. F. A. C. Chibnali 281. J. F. McClendon 89, C. 13. Moulton 560. r Third Conference 22. C. E. Mabery 459. Kohman 397 xxiv INDEX TO VOLLME XLVIII. Chloroform Tlieobroniine ant1 caffcinc with boiling - ; Extraction o f . 0. 1’. A. H. Schaap 76. Choline Hlood ; Quantitativc estimation of -in. J. S. Sharpc 231.Chondrin (;elatin ; Detection of i n . il1. A. Rakusin 569. Chrome-tanned Leather - __ ; Analysis of. E. l i t t l e antl E. Sargcnt 459. Chromic Acid 1)ifferent forms of carbon and of oils by mcans of - ; Oxidation of. D. Florentin 37. Chromic Oxide Sulpho-chromic oxidation ; RGle of - in the. Chromium Vanadium in the presence o f iron and ~ ; KCIV method for thc elcctrometric titration o f . H. 13. \Vjllard and F. l;enwick, 192. “ Chydenanthus excelsus ’’ Seeds of --. M. Duyster 455. Cinnabar Rlercury by means of sodium chloride ; l’olumetric estimation of. Anal?.sis o f -and organic mercury compounds. I:. VotoFek and L. I\‘a;p:~rek 192. City Analyst City of 13rniingl~iini. Annual Keport of the for 1922. J. 1;. I .i\-erseege, 322.l i c p i - t of the - for tlie First Quarter 1923. J. F. Liverseegc 323, Report of the - for the Fourth Quarter 1922. J. F. I,i\~erseege 170. Clays - ; Quantitative analysis of. 0. I3oudoum-d and J. Lefranc 9 1 . Coal-Gas l3enzene in - - by means of active charcoal Estimation of. A. Kriegcr 347. Coal-Gas lZerizene in - by means of active charcoal ; Estimation o f . 13. Katt~vinkcl,507. Coal Microscopic investigations ; Transparent preparations of -__ for. J. 1,omas and J. K. Lomax 630. Coal Sampling of ; The. The general problem and some experiments. J. H. Coste, E. H. Andrews and W. E. 1;. I’owney 580. Coal-Tar Oils Phenols in antl crude carbolic acid ; Estimation of. J . 1:. Hill 507. Coal-Tar Pitch Katural asphalt ; 1)etection of Cobalt Nickel and other metals of thc iron group by dinitroso-resorcinol ; Estimation of ~ in the prcstnce of.W. I(. Orntlorff and ill. L. Kichols 463. Cobalt Silver nitrate ; Electrometric titration of - with. E. Niiller and H. Idauterbach, 140. Cobaltinitrite and Perchlorate Methods Potas-sium by the -- and on the rcnioval of sulphates ; 1:urther notes on tlic estimation of. H. L. Morris 250. 1,. J . Simon 37. City Analyst City o f 13irmingham. City Analyst City of Birmingham. - 11.1. 0. Hackl 135. Cocoa Arsenic in - 67. Cocoa Powder Abnormal cells in - . A. Cocoa Powder Cacao husk from - ; Ana-R. Kestler 606. lytical e1utri:ttion methods of scparating. \4-hympcr 73. Cocoa ‘i‘heobromine in - ; Kew method for estimating. T.Ugarte 388. Codeine ; The estimation of. H. E. Annett and Ram Richlipal Sanglii 16. Codex Reaction Ethyl chloride ; The ~ for. A. Richaud 280. Cod-Liver Oil Farm animals ; Vse of - in the feeding of. J. C. Drummond S. S. Zilva and J. Golding 337. Cod-Liver Oil Industry Newfoundland - ; The. Cod-liver Oil Milch cows ; - in tlie winter feeding of. J. C . Drummond K. H. Coward, J. Golding J. hlackintosh and S. S. Zilva, 339. Coffee Artificial rcsins for polishing - . Vse of. J. Rordas 388. Coincidence Method \Vave-lcngth of absorption bands ; for the measurement o f the. H. Hartridge 361. Coke True specific gravity of - - ; Determina-tion of the. Cold Store Meat lkpartment of Scientific and Industrial Research. Food Investigation I3oard.Mould growths upon - 540. Colloidal Gum Benzoin - ; Properties of. H. D. Tlrright and U’. 0. Kermack 611. Colloids Soil separates ; Microscopic estimation of - in. W. H. Fry 619. Colophony Abietic acids and - ; Estimation of. F. Schulz and S. Landa 87. Colorimeter 130-colorimetric work ; Ken. ~ for. V. C. Myers 143. Colorirneter Hzmoglobin ; Ken- - for the estimation of. Colorimetric Indicator Readings Hydrogen ion concentration Chart for the conversion of into. J. F. McClendon S9. Colorimetric Method Rlagntsiuni ; Kote on the for the estimation of. I;. S. Hammett and E. T. Adams 92. Colour Changes Alkaline pyrogallol solution ; Oxygen-supplying power of the soil as indi-cated by - in. Colour Reaction Adrenaline and urine ; Quanti-tative - given by.Colour Reactions Iron salts with tinctures of various Boleti ; - of. R. Gruyot 560. Colour Test \‘itamin B ; - for. A. Jen-drassik 562. Coloured Wax Compositions - ; Examination of. H. Smclkus 237. Colouring I’oisons ; Distinctive - for. Report of the Codex Sub-Committee to the Council of tlic Pharmaceutical Society 7 1. Colourings Food -. F. IV. Richardson, 390. Combustion Products Effluents ; Detection of toxic organic - in. Condensed Milk Department of Scientific and Industrial Research. Food Investigation Roard. Studies in sxveetcned and unsweetened Condensed Milk Ministry of Health. The Public Health (-) Regulations ( S o . 2), 1923 550. S. S. Zilva and J. C . Drummond 337. H. J. ROSS 38. H. S. Newcomer 342.L. 11. Hutchings 618. H. Friend 616. A. Gregoire 397. 448. -IXDEX TO VOLUME XLVIII. xxv Condensed Milk Ministry of Health. -, Circular 393. Sale of Milk Deficient in Fat. Circular 399 271. Condensed Milk Ministry of Health. -(Summary of New Regulations) 124. Condensed Mhk Regulations 1923 (Notes). E. Hinks 596. Condensed Waters Sugar in - by means of cresol; Detection o f . G. E. Stevens, 344. Conductivity Titrations Barium chloride ; -by means of. Conductivity Titrations Sodium chromate ; -by means of. Conductometric Titration Alkaloids ; - of. W. D. Treadwell and S. Janett 610. Conference Pure and Applied Chemistry ; Inter-national Union of. Third - 22. Congelation Essential oils ; Note on the - of. W. J. Sanderson and W.J. Jones 134. Congress Dairy - ; World’s 52. Conphaseolin New globulin - in the Navy Bean (Plznscolzts vulgnris) ; Presence of a. H. C. Waterman C. 0. Johns D. B. Jones; and S. Phillips 229. Copper Acetats Crude veqct;ibIc oils lvith - ; Reaction o f . Coppar Allo\.j ctc. ; I’itim ition o f - - in. B. Winkler 139. Copper I3-itn-i ; - in. Disclosure on tin Copper Bism ith as phosphate ; Estimation of. Separation from lead - and cadmium. G. Luff 238. Copper C:tdmium ; Separation of - from. P. Wengcar and N. Durst 463. Copper M~lybdenum ; Micro-chemical estima-tion of -- by means of. Font& and Thivolle 511. Copper P z ~ s ; - in. Disclosure on tin (Legal Notes) 447. Copper Peas ; - in (Legal Notes) 446, 488. Copper Phenols ; New reactions of - and.J. Aloy a n d A. Valdiguik 85. Copper Sctlenium ; Separation of ~ from. A. Angeletti 463 Copper Sulpbate Formaldehyde in presence of - Est mation of. M. Jakes 346. Copper ’Sulphate Tinned Peas - in (Legal Xctes) 267. Copper Tellurium iron and - ; Electre-metric titration of selenium in presence of. H. H. Willard and F. Fenwick 349. Copra Cake Solvents ; Extraction of ___ with. A. P. West 36. Corn Syrup “ Syrup treacle ” ; Disclosure of - (Legal Notes) 599. Corrosion, Water pipes; New method of measuring - in. F. N Speller and V. V. Kendall 186. Corrosive Liquids Heavy and __ ; Laboratory device for delivering. Cotton Chemical analysis of -. I. Absorp-tion of methylene blue by -. C. Rritton, D. A. Clibbens and B.P. Ridge 620. I. M. Kolthoff 40. I. 31. Kolthoff 139. \V. 13. I)iclihzrt 224. (Legal Ndt-.S) 599. A. P. Harrison 406. Cottonseed Maize and Linseed Oils I’hytosterols of --; The. R. J . Anderson and M. G. Moore 556. County Analyst County of Lancnster. Annual Kep-jrt of the -- for the Year 1922. W. C. Williams 445. Report of the - for the Quarter ended December 31 1922. I?. W. F. Arnaud 213. County Borough of Salford Insurance Act Dispensing ; Report on. G. I>. Elsdon 264. Cow’s Milk Sterol content o f - ; The. F. W. ~ ? O X and J. A. Gardner 227. Cows’ Milk Urea in __ ; Estimation of. Y . Morinioto 391. Cows \.\’inter feeding of milch __- ; Cod-liver oil in the. J. C. Drummond K. H. Coward, J . Golding J . Mackintosh and S. S. Zilva, 339.Cream and Milk Test Bottles Accuracy of Bab-cock ; Notes on a method for testing the. B. J. Smit 477. CreaP I3oric acid in - milk and other foods ; Estimation of (Process used in the Government Laboratory) 416. County Analyst Kent. Cream Cheese (Lcgal Notes) 447 489. Cream Cheese milk and -__ standards (Parlia-mentary Notes) 448. Cream Cheese Standard for __ ; Test case to secure a (Legal Notes) 383. Cream Milk and -; Detection of hypo-chlorites and chloramines in. (“Cream Powder ” ) Lead in acid calcium phosphate -; The estimation of (Notes). J. Miller 263. Creatine Standards for the estimation of -and creatinine ; Preparation of. G. Edgar, 394. Creatinine Creatine and - ; Preparation of standards for the estimation of. G.Edgar, 394. Creatinine Estimations Picric acid for - ; Purification of. Cresalol Certain medicinal phenolic esters ; Microchemical identification of. Benzonaph-thol Salol Betol - Salophene. M. G. Deniges 228. Cresol Sugar in condensed waters by means of - ; Detection of. G. E. Stevens 344. Critical State Compounds in the - ; Mole-cular polymerisation of. Crucibles Platinum - ; Radiator for. M. M. Green 573. “Crude Fibre” Types Flours by means of standard - ; Estimation and identification of. A. Fornet 73. Crude Vegetable Oils Copper acetate ; Reaction of __ with. W. H. Dickhart 224. ‘‘ Crystal Syrup ” (Legal Notes) 600. Cupferron Tin from other metals and estimation of tin by means of - ; Separation of. N. H. Furman 626. Cuprous Ammonium Carbonate Carbon Mon-oxide by - and cuprous ammonium for mate ; Absorption of.A. T. Larson and C. S. Teitsworth 138. P. Rupp 178. S. R. Benedict 78. J. A. Miiller 95 xxvi INDEX TO VOLCiAIE XLVIII. Cuprous Ammonium Formate Cuprous am-monium carbonate and ___ Absorption of carbon monoxide by. A. T. Larson and C. S. Teitsworth 138. Custard Powder Egg (Sotes). 1;. Hinks, 542. Cyanamide Estimation of - - ; RIethod for the. A. Nanussi 346. Cyanamide Iirea alone and in the presence of - by means of urease ; Estimation of. E. J. Fox and W. J. Geldard 456. Cyanide Aeration ; Estimation of - by. J. H. Roe 566. Cyanide Reactions Some - ; Sensitiveness of. J. B. Ekeley and I. C. Nacy 183. Cyclohexane Asphaltenes from mineral oils by means of __ ; Separation of.M. Jake; 567. Cystine IJrine ; Colorimetric estimation of -in. J. &‘I. I,ooney 82. D Dairy Congress \Yorid’s - 52. Dairy Statutory Rules a n d Orders 1922 No. 1332. -__ England 27. Department of Scientific and Industrial Research -. Food Investigation Board. Brown heart-a functional disease of apples and pears 490. Department of Scientific and Industrial Research -. Food Investigation Board. Mould growths upon cold store meat 640. Department of Scientific and Industrial Research -. Stone IYork ; Preservation of 327. Department of Scientific and Industrial Research : __ . Food Investigation I-Soard for the \-ear 1921 ; Report of the 20. Department of Scientific and Industrial Research : __ . Food Investigation Board.Studies in sweetened and unsweetened condensed milk, 448. Dermatitis Dyed fur ; - from. A. C. Roxburgh 283. Dermatitis Dyed fur ; - from. H. C. Semon, 282. Dessication Carbohydrates of plant tissue ; Effects of the method of dessication on the. K. P. Link and W. E. Tottingham 187. Detergent Action Soaps Method for determin-ing the - of. J. W. McBain R. S. Har-borne and A. &I. King 568. Dextrose Lzvulose ; Separation of - and. F. Lucius 607. Diastatic Enzymes Flour strength to the -present ; Relation of. L. A. Rumsey 218. Diszotisation Toxicological examinations for alkaloids ; - of the benzoyl radical in. H. Pecker 502. Dichromate Method Tellurium by the - ; Volumetric estimation of. V. Lenlier and H. F. Wakefield 464. Didymium Cerium salts ; Detection and estima-tion of __ in.L. Dede 626. Diethyl Phthalate Phthalates ; Modified test for with particular reference to the detection of -. R. E. Andrew 508. Diethylphthalate Spirits ; Detection of - and phthalates in. Digestibility Fats ; - of. C. F. Lang-\\-orthy 232. Digestion Albumin ; 1)eterniination of the \-elocit)- of __ of. Digitalis Active principles of - ; Chemical method of assaying the. A Knudson and M. Dresbach 76. Dilute Sodium Oxalate Solution - Stability of. E. S. Hopkins 191. Dinitrosalicylic Acid Titratable alkali of the blood with - ; Estimation of the. J. B. Suniner 13. S. Hubbard and L. I,. Finner, 563. Dinitroso-Resorcinol Cobalt in the presence of nickel and other metals of the iron group by ___ ; Estimation of.M‘. R. Orndorff and hT. L. Nichols 463. Dioxide Nickel as __ ; Gravimetric estimation of. W. Vaubel 41. Diphtheria Bacilli Virulence ot - ; Whole culture method for testing the. C. G. Bull and C. R4. McKee 343. House of Commons April 8. Sale of -. Bacterio-logical Examination of Milk May 9 Prescr-vatives in Food 268. I<. I,. Calvert 75. A. Friederivli 336. Disinfectants Parliamentary Notes. Dispensed Medicines ___ ; Analysis of 492. Dispensing Accuracy in - ; Limits of (Legal Dispensing Faulty - (Legal hTotes) 216. Distillation Isotopes by - and analogous processes ; Separation o f . K. S. Rlulliken 46. Distribution Coefficients Organic acids by extraction ; - and the estimation of. J. Pinnow 141.Dolomite Magnesian limestone ; Method of analysis for ___ and. Dominion Laboratory ___ Kew Zealand. Fifty-fifth Annual Report 1921. J. S. Maclaurin 170. Dried Egg Liquid egg ; Detection of - in. C. Hohenegger 605. Dried Milk Labelling of __ (Parliamentary Notes) 330. Dried Milk Ministry of Health. - Circular 452. A. K. Maclachlan 604. Dried Milks Fat lactose and moisture in - ; Estimation of. H. Jephcott 529. DriedMilks Houseof Commons July4. Skimmed -. Pasteurised Milk (Parliamentary Notes), 384. Drinking Water Carbon dioxide in - ; Esti-mation of. Drug Potassium iodide ; Compounded -containing excess of (Legal Notes) 448. Drugs Japanese Pharmacopoeia ; - in the, 76. Drugs Neoarsphenamine ; Examination of. Constitution of the French - .A. D. Macallum 32. Drugs Oxymethylanthraquinone compounds in - ; Estimation of. E. Maurin 31. Dust Estimation Method of - ; New R. N. Kotzk 572. Notes) 324. S. D. Averitt 92. P. Lehmann and A. lieuss 503 I S D E S TO VOLUME SLVIII. xxvii Dyed Fur Dermatitis from -. Dyed Fur Dermatitis from --. Dyed Furs. W. 1;. Castle 284. Dyed Materials -- ; Properties of. H. \Vales, Dyes Spectrophotomctric identification o f -. Dyes Temperature indicators ; Use of - as. A. C. Rox-H. C. Semon, burgh 283. 282. 620. W. C Holmes 572. P. A. Kober 573. means of titanium trichloride solution ; Analysis of. W. S. Calcott and F. L. English, 620. Dyestuffs Titration methods ; Valuation of - by. Dyes Triphenylmethane and azo __ by R. B.Brown and H. Jordan 570. E Earths Sugars by Fehling solution ; Action of alkaline - upon the estimation of. L. Eynon and J. H. JAane 277. Earths Thorium and rare ~ in pitch-blende ; Separation of uranium from. Eastern Sweetmeats - ; Composition of. A. Heiduschka and P. Zywnev 332. Edible Fats .- ; Deterioration of J. I:. Revis 607. Edible Fats Unsaponifiable matter and sterols of - * Some observations with regard to the. D. W. Steuart 155. Effluents Toxic organic combustion products in -__ ; Detection of. A. Gregoire 397. Egg Custard powder (Notes). E. Hinks 542. Egg Dried - in liquid ~ ; Detection of. C. Hohenegger 005. Egg Salad Food poisoning traced to - ; Out-break of. C. E. A. Winslow J. V. Hiscock, 0. F. Rogers and E. S. Robinson 393.Ehrlich Method Caramel in sugar products ; Estimation of. A criticism of the -. G. P. Meade 223. Electro-Deposition Methods Metals in hydro-chloric acid solution ; - for the estimation of. A. J. Engelenburg 291. Electrolytic Apparatus Arsenic ; - for the estimation of. G. W. Monier-Williams 112. Electrolytic Method Arsenic by the - ; Esti-mation of (Notes). G. W. Monier-Williams, 262. Electrometric Acidimetry and Alkalimetry : Hydrogen; - without the use of. P. A. Van Der Meulen and F. Wilcoxon 139. Electrometric Standardising Titanous solutions : -of. W. S. Hendrixson and L. M. Verbeck, 41. Electrornetric Titration Apparatus for - ; Simple. W. E. Garner and C. A. Waters 142. Electrometric Titration Cobalt with silver nitrate; - of.E. Miiller and H. Lauter-bach 140. Electrometric Titration Halides in the presence of one another ; - of the. H. H. Willard and F. Fenwick 240. W. Riss 626. Electrometric Titration Nickel with silver nitrate ; - of. 13. Miiller and H. I>auter-bach 42. Electrometric Titration Reducing sugars ; __ of. W. Id. Daggett A. W. Campbell and J. L. Whitnran 277. Electrometric Titration Sulphurous acid with permanganate ; - of. \V. S. Hendrixon and L. &I. Verbeck 93. Electrometric Titration Vanadium in the pres-ence of iron and chromium ; New method for the - of. H. H. Willard and F. Fenwick, 192. Electrometric Titration Vessel for - ; New. W. T. Bovie 143. Elementary Analysis Volumetric method of --; New. L. Hackspill and G. de Heeck-eren 504.Elements Radium from other - ; Separation of. R2. Cialdea 240. Elutriation Methods Cacao husk from cocoa powder Analytical - cf separating. R. Whymper 73. Emanation Method Radium by the -; Quantitative estimation of. C. E. Baum-garten and H. H. Barker 512. Engines Opening explosive - from a distance; Procedure for. Enzymes Flour strength to the diastatic -present ; Relation of. L. A. Kumsey 218. Enzymes Insulin ; Action of proteolytic -upon. E. J. Witzemann and L. Livshis 614. Equations Simultaneous - ; An avoidance o f (Notes). A. Fairbourne 263. Ergot __ ; Adulteration of. G. Tanret 278. Ergot Pharmacopoeia1 preparations of - ; A. J. Clark and W. A. Broom, Errata etc. : G. A. Le Roy 407. Activity of. 498. voi.xLvIr. 1922. P. 214 line 2 f o r “ 220” read “ 135.” P. 306 line 24 for 262 ” read “ 292.” P. 484 line 3 JOY (‘ 1921 ” rend ‘ I 1922.” P. 501,line 16,for “Wyrney”read “Vyrnwy.” P. 502 line 3 f o r “Wyrney” read “Vymwy.” P. 60 line 4 delete “ do not.” P. 90 add ‘‘ ANALYST 1921 215.” P. 173 line 25 for ‘‘ 122 ” read “ 120.” P. 252 line 8 from bottom for “ 1922 ’) read P. 395 line 9 from bottom for “ Bell’s” P. 418 line 5 from bottom after ‘‘ 47” add P. 433 line 13 for (‘231 ” read “ 239.” P. 457 line 6 from bottom for ‘ I 22” read P. 534 line 8 for I ‘ 42.37 ” rend P. 542 line 5 for “271 ” read “ 279. W. J. Sanderson and W. J. Jones 134. Estimation of the. P. N. Van Eck 567. Vol. X L V I I I . 1923. “ 285.” read “ Pelkan’s.” ( 6 3.” I ‘ 92.” 47;?7 I ’ Essential Oils Congelation of - ; Note on the.Essential Oils Easily hydrated alcohols of - ; Essential Oils Eugenol in - ; Estimation of. L. S. Glichitch 505 xxviii INDEX TO VOLUME XLVIII. Essex Sulphated waters of -. J. C. Thresh, 82. Ester Hexose-phosphoric - ; New R. Robison 189. Esters Linalyl - in peaches ; Confirmation of the presence of. F. 13. Power and V. K Chesnut 129. Esters Medicinal phenolic ~ ; Microchemical identification of certain. Benzonaphthol, Salol Hetol Cresalol Salophene. M. G. Deniges 228. Etching Reagents Natural waters (and of some - ) in relation to action on metals ; Hydrogen ion concentration of. W. R. G. Atkins, 396. Ether Ethyl __ in air blood and other fluids ; Estimation of. Ethyl Alcohol Acetone and of - in mixtures of the two ; Estimation of.J. H. Bushill 398. Ethyl Alcohol Methyl alcohol in - ; Detec-tion of. R. Meurice 505. Ethyl Chloride Codex reaction for -; The. A. Richaud 280. EthylEther Air blood and other fluids ; Estima-tion of - in. Ethylgalactoside-8 Reducing sugars ; Isolation of - in the presence of a large proportion of. J. Charpentier 333. Eugenol Essential oils ; Estimation of __ in. P. N. Van Eck 567. Explosion Burette - ; Sew. A. Krieger 94. Explosive Dusts Air ; Collection and examina-tion of - in. L. J. Trostel and H. W. Frevert 241. Explosive Engines Opening - from a distance; Procedure for. Extract of Atractylis Curnrnifera Liquorice extract; Detection of - in. U. Giuffre, 30. Extracts Substitutes ; Meat - and their.K. Berk and W. Schneider 551. H. W. Haggard 235. H. W. Haggard 235. G. A. Le Roy 407. F Farm Animals Cod-liver oil inthe feeding of -Use of. J. C. Drummond S. S. Zilva and J. Golding ‘337. Fat Dried milks ; Estimation of - lactose and moisture in. H. Jephcott 529. Fat Hogs ; Effect of fish meal upon the - of. J. B Martin 387. Fat Ministry of Health. Condensed Milk, Circular 393. Sale of Milk Deficient in --, Circular 399 271. Fat-Soluble Vitamin Light ; - and the action of. Fats Acrolein and its bearing on rancidity in -; New test for. W. C. Powick 128. Fats Digestibility of -. C. F. Langworthy, 232. Fats Edible -; Deterioration of. J F. Bevis 607. Fats Iodine value of - by Aschmann’s method; Estimation of the.B. M. Mar-gosches R. Baru and L. Wolf 346. H. Steenbock and E. M. Nelson 499. Fats Unsaponifiable matter and sterols of edible - ; Some observations with regard to the. Fatty Acids Butter fat ; Estimation of __ in, 11. Fatty Acids Fish oils ; The highly unsaturated - of. J. U. Brown and G. D. Beal, 453. Fatty Matters Soil ; Investigation by means of pyridine of the humus and - of the. hl. Piettre 345. D. W. Steuart 155. E. 13. Holland and others 555. Faulty Dispensing (Legal Notes) 215. Federated Malay States __ . Annual Report of the Chemical Laboratories Institute for Medical Research for the year 1922 603. Feder’s Value Minced meats ; - for. Pann-witz and Harder 227. Fehling Solution Reducing sugars by means of - with methylene blue as internal indi-cator; Estimation of.J. H. Lane and L. Eynon 220. Fehling Solution Sugars by -; Action of alkaline earths upon the estimation of. L. Eynon and J. H. Lane 277. Ferric Oxide Nitrate method ; Separation of - and alumina from magnesia by the. A. Charriou 4 1. Ferrocyanide Titration Metals ; Influence of alkali metals on the - of certain. W. D. Treadwell and D. Chervet 461. Ferrous Hydroxide Nitrites and nitrates; Ferrous hydroxide as reducing agent in the estimation of. S. Miyomato 45. Ferrous Hydroxide Reducing action of --. New method of estimating nitrites and nitrates. S. Miyamoto 402. Ferrum Redactum Metallic iron in - ; Esti-mation of. C. E. Williams and A. E. Ander-son 77. F6ry Spectograph - ; Simplified 94.Feterita (Sorghum) Kernels Milo and __ ; Composition of. J. L. Bidwell L. E. Bopst and J. D. Bowling 125. Field Weeds Seeds and fruit of certain --. J. Greger 622. Filter Plates Laboratory use ; Porous glass -for. G. F. Huttig 629. Filter Pump Bunsen valve in connection with a -; Use of the. F. W. Ashton 406. Filtrates Folin-Wu method for obtaining pro-tein-free blood - ; Modification of the. R. L. Haden 501. Firearms Forensic cases ; The examination of - and projectiles in. A. Lucas 203. Firearms Projectiles ; The examination of -and (Notes) 380. Fish Food value of Pacific - and on the constants of whale oil ; Notes on the. W. M. Doherty 495. Fish Liver Oils Sulphuric acid test for - ; Note on the. N. Evers and H.J. Foster, 58. Fish Meal Fat of hogs ; Effect of -upon the. J. B. Martin 387. Fish Oils Highly unsaturated fatty acids of -; The. J. B. Brown and G. D. Beal 453 xxix INDEX TO VOLUME XLVIII. Flash Point Elevation of the - ; Determi-nation of the molecular weight of substances in alcoholic solution from the. R. Wright 46. Flash Points Pure organic substances ; Calcula-tion of - of. E. Mack C. E. Board and H. N. Barham 571. Flax Hemp ; Method for distinguishing -from. C. R. Nodder 88. Flesh Food Vitamin B in frozen - ; Presence of. A. M. Wright 611. Flocculation Soils; -of. 111. N. ,IT. Comber, 132. Flour Malt and malt extract upon the strength of --; Action of. F. A. Collatz 219. Flour Millers British - ; Research Asso-ciation of. 550. Flour Strength Diastatic enzymes present ; Relation of ___ to the.L. A. Kumsey 218. Flour Strength of wheat --; Chemistry of the. H. E. Woodman 72. Flour Strength of wheat - ; Influence of starch on the. J. H. Buchanan and G. G. Naudain 606. Flour Wheat hairs present ; Grading of __ by enumeration of the. Flours Standard “ crude fibre ” types ; Esti-mation and identification of - by means of. A. Fornet 73. Flowers Pyrethum - ; Insecticidal principle of. J. Chevalier and F. Mercier 392. Fluids Ethyl ether in air blood and other - ; Estimation of. H. W. Haggard 235. Fluorine Zinc blende ; Estimation of - in. L. A. Rocha-Schmidt and K. Kruger 628. Fodder Babassu - on butter and lard ; Effect of. N. Bengtsson 225. Folin and Wu Estimation Photochemical action in the - of uric acid; Error due to.H. Rogers 282. Folin’s Method Nitrogen estimation ; Use of potassium persulphate in __ for. S. Y. Wong 342. Folin-Wu Method Protein-free blood filtrates ; Modification of the __ for obtaining. R. L. Haden 501. Food Acidifier Inactive malic acid as a - . J. M. Weiss C. 12. Downs and H. P. Corson, 453. Food and Drugs Analysis Abstracts 1923; 29, 72 125 178 218 276 331 385 451 494 551, 605. Food Colourings. Food Investigation Board Department of Scienti-fic and Industrial Research. ___ Brown Heart -a functional disease of apples and pears, 490. Food Investigation Board Department of Scienti-fic and Industrial Research.-- Mould growths upon cold store meat 549. Food Investigation Board Department of Scienti-fic and Industrial Research.__ Studies in sweetened and unsweetened condensed milk, 44% G. L. Keenan 178. F. W. Richardson 390. Food-Lvestigation Board Department of Scienti-Report of the- fic and Industrial Research. for the Year 1921 20. by -; Separation of. E. Andrk 290. Fractional’Distillation Methyl oleate and linolate Food Inspection United States Department u i Agriculture. - Decision 192. Mustard and mustard products 493. Food Parliamentary Sotes. House of Coni-mons. April 8. Sale of Disinfectants. B a -teriological Examination of Milk. May !). Preservatives in - 268. Food Poisoning Egg Salad ; Outbreak o f __-traced to. C. E. ,4. Winslow J. V. HiscocI.-, 0. F. Rogers and E. S. Robinson 393. Food Preservatives 2 16.Food Preservatives Committee 384. Food Preservatives in - . Hull Statistics for the ten years 1913 to 1922. A. R. Tankard, 5-10. Food Value Pacific fish and on the constants o f whale oil ; Notes on the - of. TV. hJ. Doherty 495. Foods Acids occurring in - and in wine ; Thc sourness of. T. Paul 334. Foods Amino acid nitrogen in ~ by means of the “ Kinhydrin ” method ; Colorimetric estimation of. H. Riffart 179. Foods Cream milk and other - ; Estimation of boric acid in (Process used in the Govern-ment Laboratory) 416. Foods Tin in Canned - (Legal Notes) 326. Foods Vitamin C in - ; Protection of. E. F. Kohman 232. Foodstuffs “ Liquid eggs ” and other ___ ; Thc estimation of boric acid in. G. W. hIonier-Williams 413. Foodstuffs Metallic poisons in -.IY. 31. Willoughby 184. Foodstuffs Sulphur dioxide in cattle ~- after fumigation ; Note on the presence of. H. A. Peacock 160. Forensic Cases Firearms and projectiles in - ; The examination of. Formaldehyde Acetaldehyde ; The estimation of ~ and. E. TV. Blair and T. S. Wheeler 110. Formaldehyde Copper sulphate ; Estimation of - in presence of. M. Jakes 346. Formaldehyde Formalin ; Estimation of __-in. P. Borgstrom 608. Formaldehyde Organic material ; Detection of‘ -in. H. Luhrig 396. Formaldehyde Paraformaldehyde ; Estimation of - in. P. Borgstrom and W. G. Horsch, 457. Formaldehyde Pentoses - and methyl alcohol ; Detection of. J. B. Sumner 619. Formalin Formaldehyde in - ; Estimatioii of. P. Borgstrom 608.Formic Acid Caramelisation of cane sugar : Formation of - by. Formic Acid - ; Estimation of. E. 0. Whittier 290. Formic Acid Urine ; Estimation of - in. E. M. Benedict and G. A. Harrop 81. Formula Sulphuric acid from its specific gravity ; A - for the determination of the normality of a solution of (Notes). C. C. Roberts. 381. A. Lucas 203. S. G. Simpson 607 xxx ISDEX TO VOLUME SLVIII. Freezing Point Curve Proportions of T.X.T. and tetryl from the ~ Estimation of the. C. A. Taylor and \V. H. Kinkenback 137. French Drugs Neoarsphenamine ; Examination of. Constitution of the -. A. D. Nacal-lum 32. Frozen Flesh Food Vitamin B in ; Presencc uf. A. M. Wright 611. Fruit Certain field weeds ; Seeds and __ of. J Greger 622. Frmt Guava -.Fruit Juices Arsenic in the fermentation of arsenical - ; The fate of. 11. Bosselmann and A. Kocli 618. Fruit Pectin in ___ and __ products ; Esti-mation of. H. J. FYichmann 181. Fruit Products Pectin in fruit and -__ ; Esti-mation of. Fruits Acids present in certain __ The. C. F. Muttelet 181. Fruits Canned - Oxygen and perforations in. E. F. Kohman 388. Fruits Pectic constituents of stored I_: Changes occurring in the. Fruits Vitamin C in some oriental __ and vegetables ; Presence of. H. Enibrey .340. Fuller’s Earth Pinene and other terpenes ; Effect of ~ on. Fumaric Acid Microchemical detection of -. I,. Van Itallie 190. Fumaric Malic and Maleic Acids Volumetric standards ; ~- as. K. ,4. Lange and H. Kline 133. Fumes Chemical IYorks ; from (Legal Notes) 266.Fumigation Sulphur dioxide in cattle foodstuffs after - ; Note on the pcesence of. H. A. Peacock 160. Fur Dyed __ ; Dermatitis from. A. C. Roxburgh 283. Fur Dyed --; Dermatitis from. H. C. Semon 282. Furs Dyed -. A. Azadian 74. H. J. Wichmann 181. 11. 11. Carrc‘. 34. C. S. Venable 235. \V. F. Castle 284. G Galenic Preparations Alder and its ___ ; Varia-tion of oxyme t h ylan t hraqui none compounds in. E. Maurin 32. Gallic Acid Pyrogallol gallotannin and - ; The colorimetric estimation of. C. A. Mitchell, 2. Gallo-tannin Glucose ; A - apparently free from (Notes). M. Nierenstein 321. Gallotannin Pyrogallol - and gallic acid ; The colorimetric estimation of. C. A. Mitchell, 2. Cambusia Affinis B.Coli index of pollution of water ; Effect of - on the. L. C. Havens and S. A. Dehler 393. Gas Analysis Phosphorus in - ; Use of. A. Holmes 348. Gas Benzene in coal - by means of active charcoal ; Estimation of. R. Kattwinkel, 507. Gas Examiners Gas Regulation Act 1920. Ab-stract of hIemorandum by the Gas Referees on the Appointment Qualifications and Duties of Gas Mixtures AIethyl chloride Analysis of ~ containing. K. H. JIcKee and S. P. Burke, 458. Gas Regulation Act __ 1920. Abstract of Memorandum by the Gas Referees on the Appointment Qualifications and Duties of Gas Examiners 604. Gases Measurement of the specific gravity of - in small quantities ; Apparatus for the. -4. Blackie 141. Gases Water The absorption of atmospheric __ by.Gas Works Effluent Pollution of river with -(Legal Notes) 214. Gaswetric Method Halogens in organic com-pounds; __ of estimating. A. K. Macbeth, 85. Gauze Dish Solids or moisture by means of a - Estimation of. A. Seidenberg, 466. Gelatin Chondrin in ; Detection of. M. A. Rakusin 569. Gelatin-Tannin Reaction -- ; The. A. \V. Thomas and -4. Frieden 608. Gelatin Test Catechin ; Thc - and (Notes). M. Nierenstein 542. Geraniol Apples Detection of - in. F. 13. Power and V. I<. Chesnut 129. German-Grown Tobacco Leaves and smoke of untreated __ ; h’icotine content of the. H. Rhode 334. Germanium Gravimetnc estimation of - ; New method for the. J. H. RIiiller 42. Germinated and Ungerminated Barley Maltase in - . Presence of.A. R. Ling and L). R. Nanji 606 Gillespie’s Method Hydrogen-ion concentrations; Modification 01 __ for the determination of. W. D. Hatfield 290. Gland Powdered thyroid - Analysis of and detection of adulterants. I<. Fabre and H. Penau 182. Glass Containers Material dissolved from - ; Contamination of water samples with. W. I). Collins and H. B. Riffenburg 132. Glass Filter Plates Laboratory use ; Porous __ for. G. F. Huttig 629. Glass Lead and arsenic from - (Legal Notes), 215. Glass Lead -; The action of potassium carbonate on. Globulin New - Conphaseolin in the Navy bean (Phaseolus vzilgaris) ; Presence of a. H. C. Waterman C. 0. Johns D. B. Jones and S. Phillips 229. Gloucestershire Public Analyst - ; Appoint-ment of (Parliamentary Kotes) 330.Glucose Bismuth by - ; Reduction of. H. Cousin 625. Glucose Gallo-tannin apparently free from - ; A (Notes). M. Nierenstein 321. Gold - ; Detection of. H. I. Cole 90. -. 604. J. H. Coste 433. H. D. Richmond 260 I K D E S TO VOLUJIE SLVIII. xxxi Gold - ; Volumetric estimation of. IT'. B. Pollard 40 1. " Golden Syrup f' Warranty (Legal Sotes) 544. Government Chemist Work of the Government Laboratory; Report of the - upon the. For the Year Ending March 31st 1923 545. Government Laboratory Government Chemist upon the Work of the -; Report of the. For the Year Ending March 31st 1923, 545. Grading Flour by enumeration of the wheat hairs present ; - of. G. L. Keenan 178. Grape Beverages and Flavours Methyl anthrani-late in -.Grape Juices Rlethyl anthranilate ; Esamina-tion of authentic - for. I;. B. Pouer and V. K. Chesnut 181. Grass Sickness Horses ; - in 327. Greasewood - (Sowdiotiis z > ~ w i i icz:lntzis) ; Toxic constituent of. J. F. Couch 84. Greensand Toxicity of so-called poisonous - ; Cause of the. Grignard Reagent - ; Quantitative estima-tion of the. H. Gilrnan P. 1). \T-ill;lnson, W. P. Fishel and C. H. Meyers 134. Ground Almonds Barley in - (Legal Xotes), 54;i. Growth-Promoting and Anti-Rachitic Functions : Certain substances ; Relation between the __ of. Growth-Promoting Substances Bacterial origin ; Observations in regard to - of. S. R. Damon 561. Growth-Promoting Value Palm-kernel meal: and vitamin content of. Guava Fruit.A. Azadian i4. Gum Benzoin Colloidal - ; ProFerties of. Gums Sugar products ; Estimation of - in. H. D. Scott 453. J. I$-. Kelly 286. H. Goldblatt and S. S. Zilva 612. A. 3. Finks 61 1. H. D. Wright and W. 0. Kermack 611. H. T. Ruff and J. R. Withrow 74. H Haemoglobin Colorimeter for the estimation of - ; New. H. S. Newcomer 342. Haemoglobin Iron in - and blood ; Colori-metric estimation of. S. .Y. Wong 342, Haemoglobin Refractometric estimation of -. J. L. Stoddard and G. S. Adair 617. Hair Mammalian __ ; Preparation of sections of. Halides Chloride bromide and iodide in mixed silver - . Qualitative separation oi. H. Schmalfuss '294. Halides - in the presence of one another ; Electrometric titration of the. H. H. Willard and F.Fenwick 240. Halogen Ion Titration Silver ; Indicator for and -. K. Fajaus 401. Halogen Sulphur and __ in organic com-pounds ; Method for the simultaneous estima-tion of. C. S. Leonard 188. Halogens Organic compounds ; Gasometric method of estimating -in. A.K. Macbeth, 85. J. A. F. Roberts 352. Hardened Vegetable Oils Iodine \ d u e s and refractive indices of some - ; Relationship between the. J. J. Sudborough H. 1. Watson and D. Y. Athan-ale 180. Hardness Water ; Estimation of temporary - in. Harrogate Waters Barium in the -. A. Koodmansey 132. Hashish Preparations containing it ; Examina-tion of - and. Hawala - (Oriental nougat). A. Azadian, 496. Hay Amino acids of linseed meal wheat meal, Soya beans and red clover - ; Quantita-ti\-e estimation of.T. S. Hamilton h-. Uyei, J. R. Baker and H. S. Grindley 234. of. A. Leighton Heat Coagulation Milk ; -and C. S. Mudge 385. Heat Treatment Chinese wood (Tung) oil and linseed oil ; - of. C. E. Mabery 459. Heavy and Corrosive Liquids Deli\-ering - ; Laboratory device for. A. P. Harrison, 400. Hemp and Wood Fibres Paper pulp; The quantitative estimation of - in. W. Dickson 373. Hemp Flax from - ; RIethod for distinguish-ing. C . R. Nodder 88. Hesperidin Deposits Apricots ; - in. C. Griebel 454. Hexamethylene Tetramine hlicrochemical re-agent; - as a. H. E. Colc 509. Hexone Bases Protein hydrolysates ; Electro-lytic separation of - from. G. L. Foster and C. I,. A. Schmidt 501. Hexose-Phosphoric Ester - - ; h-cw. R.Robison 189. Highly Unsaturated Fatty Acids Fish oils ; The - of. Histidune Knoop's reaction for - ; Modi-fication of. G. Hunter 79. Histology Avocado ; - and chemistry of the. TI'. J. Stoneback and R. Calvert 553. Hogs Fat of - ; Effect of fish meal uFon the. J. B. Martin 387. Hogs Lard obtained from - fed with a con-trol ration ; Vitamin A content of. &I. G. Blallon and M. Clark 130. Honey Proteins of - ; New method for estimating. 0. Laxa 495. Horses Grass sickness in - 327. House of Commons Parliamentary Notes. -April 8. Sale of Disinfectants Bacteriological Examination of Milk. May 9. Preservatives in Food. 268. Household Conditions B. Botulinus under -; Experiments with. R. B. Edmondson C. Thorn and L. T. Giltner 563. Hull Statistics Preservatives in Food - for the ten years 1913 t o 1922.A. R. Tankard, 540. Human Body Arsenic content of the -; Normal. 0. Billiter and E. Marfurt 618. Humus Soil ; Investigation by means of pyrid-ine of the - and fatty matters of the. M. Piettre 345. W. R. Atkin and A. Gardner 285. A. *4zadian i 7 . J. B. Brown and G. D. Beal 433 xxxii INDEX TO VOLUME XLVIII. Humus Soils ; Comparative study of certain methods of estimating - in. V. Agafonoff, 566. Humus Soils Mechanical analysis of -. G. W. Robinson 84. Hydrochloric Acid Solution Metals in -; Electro-Deposition methods for the estimation of. A. J. Engelenburg 291. Eydrocyanic Acid Microchemical estimation of - . Hydrofluoric Acid Hydrofluosilicic acid ; Tit-ration of - and hydrofluosilicic acid in mixtures containing small amounts of.P. H. M. P. Brinton L. A. Sarver and A. E. Stoppel, 628. Hydrofluosilicic Acid Hydrofluoric acid and -in mixtures containing small amounts of - ; Titration of. P. H. M. P. Brinton L. A. Sarver and A. E. Stoppel 628. Hydrogen Electrometric acidimetry and alkali-metry without the use of -. P. A. Van Der Meulen and L. Wilcoxon 139. Hydrogen Ion Concentration Blood ; Micro-colorimetric estimation of - of the. V. C. Myers H. W. Schmitz and L. E. Booker, 564. Hydrogen Ion Concentration Natural waters (and of some etching reagents) in relation to action on metals :- of. W. R. G. Atkins, 396. Hydrogen Ion Concentration Soils ; Colori-metric determination of the ~ in. C. T.Gimingham 287. Hydrogen Ion Concentration Sulphonphthalein indicators for the determination of - ; New, 401. Hydrogen Ion Concentration Vegetable tanning materials ; Effect of - on the analysis of. J. A. Wilson and E. J. Kern 88. Hydrogen Ion Concentrations Gillespie’s method for the determination of -; Modification of. W. D. Hatficld 290. Hydrogen Ion Determinations Tungsten wire for -. Hydrogen Organic compounds containing arsenic or mercury ; Quantitative estimation of carbon and -in. M. Falkov and G. W. Raiziss 288. Hydrogen Traces of nitrogen ; Analysis of -for. R. L. Dodge 509. Hydrogenated Oil Oil baths - for. G. R. Robertson 466. Hydrolysates Hexone bases from protein - . Electrolytic separation of. G. L. Foster and C. L.A. Schmidt 501. Hydrolysis Pectin - of. F. Tutin 223. Hydroxylamine - ; Characteristic reaction of. Hydroxylamine - ; Detection of. W. M. Fischer 348. Hypnotics Verona1 and - of the barbituric series ; Hydrolysis of the xanthylated deriva-tives of and its toxicological importance. R. Fabre 284. Hypochlorite Solution Tropics ; Alleged dete-rioration of - in the (Legal Notes) 68. L. Rosenthaler and K. Seiler 399. J. R. Baylis 512. W. N. Hirschel and J. A. Verhoeff 464. Hypochlorites Milk and cream; Detection of - and Chloramines in. Hypochlorous Acid - . Volumetric estima-tion of. A. Schleicher i03. P. Rupp 178. I. Indicator Acidimetry ; Xew ~ for. A\. Reisenleitner 509. Indicator Bromoxylenol blue. A true-neutral-ity point --. Indicator Methyl orange - ; Modified.K. C. D. Hickman and R. P. Linstead 89. Indicator Reducing sugars by means of Fehling solution with methylene blue as internal - ; Estimation of. J. H. Lane and L. Eynon 220. Indicator Silver and halogen ion titration ; __ for. K. Fajaus 401. Indicators Dyes as temperature - ; Use of. P. A. Kober 573. Indicators Hydrogen-ion concentration ; New Sulphonphthalein - for the determination of 401. Indium ~ . Detection and estimation of. I. Wada and S. Ato 571. Influenza bacillus ; Growth of the - ; Obser-vations on the. Inks Writing -; Examination of. F. I;. Rupert 459. Inorganic Analysis Abstracts 1923 ; 40 89, 138 191 238 290 348 401 461 509 571 622. Inorganic and Organic Compounds Sulphur, arsenic and antimony in - ; Estimation of.F. Feigl and R. Schorr 623. Inositol - - Quantitative estimation of. J. Needham k96. Insecticidal Principle Pyrethrum flowers ; -of. J. Chevalier and F. Mercier 392. I Institute for Medical Research Federated Malay States. Annual Report of the Chemical Lab-oratories - for the Year 1922 603. Institute of Chemistry of Great Britain and Ireland 1923 152 175 270 412. Institute of Metals Alloys ; Structure of 268. Insulin -. F. A. Hocking 613. Insulin -; Purification and properties of. H. W. Dudley 500. Insulin Proteolytic enzymes upon - ; Action of. E. J. Witzemann and L. Livshis 614. Insurance Act Dispensing County Borough of Salford. Report on -. G. D. Elsdon 264. International Standardisation Quillaia prepara-tions ; - of.J. Cofman-Nicoresti and S. B. Tallantyre 497. International Union Pure and Applied Chemi-stry ; - of. Third Conference. 22. Intestinal Bacteria Phenol by - ; Formation of. L. R. Bouwman 457. Inulin Mycological identification of -. A. Castellani and F. E. Taylor 35. Invertase Substances inhibiting the action of - ; Efficiency of. E. H. Harvey 131. Iodine Certain substituted semi-carbazides and its application to their estimation ; Action of - on. A. Doucet 347. A. Cohen 622. S. R. Damon 393 IXDEX TO VOLUME XLVIII. xxxiii Iodine Chloride bromide :tnd in mixed silver halides ; Qualitative separation of. H. Schmalfuss 294. Iodine Mineral xvaters containing sulphides : Rapid estimation of __ in. 11. J. Dubief, 286. Iodine Sugars by the use o f - ; Estimation o f .F. A. Cajori 73. Iodine Value Fats bj- Aschmann’s method ; Estimation of the __ of. R. AI. AIargosches, I<. Baru and I,. Sl’olf 346. Iodine Value Refined natural d-camphor ; ?‘he Melting point antl I_ o f . 31. S. Salamon, 536. Iodine Values Hardened xqetable oils ; Rc-lationship between the - and refractive indices of somc. J. J . Sudborough H. I. \Vatson and I). A7. Ath;L\vale 180. Iron Group Sickel antl other metals of the _-by dinitroso-resorcinol ; Estimation of cobalt in the presence of. 11 R. Orndorfl and M. L. Sichols 463. Iron Hacmoglobjn and blood Colorimetric estimation o f - in. Iron Pvlanccmese ; Gravinietric estimation of - andnits separation from. E. Solaja 463. Iron Metallic - -- in fcrrum redactum.Estimation of. C. E. \\‘illiams and A. E. h d t r s o n 5 7 . Iron Molybdcnuni ; Jticro-chemical’ estimation o f -__- by means o f . F.onti.s antl Thivolle, 311. Iron Salts Tinctures of various Uoldi Colour reactions of ~ with. I<. Gruyot 560. Iron Selenium in prcsencc of tellurium __ and copper ; Electrometr-ic titration of. €1: H. Willard and I;. Fenwick 349. Iron Sulphur in and steel ; Estimation of. 1;. Sikolai 43. Iron Vanadium in the presence of - and chromium New method for the electrometric titration of. H. H. S17ill~trtl and 1. Fenwick, 198. Isotopes Distillation and analogous processes ; Separation of - - by. S. Y \\-ong 342. I < . S. JIullikcn 45. J Jaborandi Venezuelan ; Examination of a. 0.F. Black J. W. KellJ. and \Y. lV. Stock-berger 129. Japanese Pharmacopoeia Drugs in the - 76. Journal Scientific instrumcnts ; ~ o f 200 378. K Kent -. Kcport of thc Count!- .\nalyst for the Quarter endctl DecemIxr 31 1!)22. F. \V. I;. Arnaud 213. Kernels Milo antl Fetcritn (Sorghum) ; Composition of. J. I,. I h d ~ v e I I I,. E. Bopst and J. I). Bowling 12.3. Kingston-upon-Hull City and Count>- o f --. -1nnual Report of the Pu\>lic .Analyst and Fk~cteriologi~t for 1022. -1. R. Tank,trd 698. Kjeldahl’s Nitrogen Estimation Potassium per-sulphate for accelerating digestion in - ; Use of. S. 1’. \Tong 341. Knoop’s Reaction Histidine ; Nodification of - for. G. Hunter 79. Kramer-Tisdall Method Calcium in serum by the - ; Estimation of.F. F. Tisdall 502. Kreis Test Quantitative aspects of the -. G. E. Holm 2nd G. li. Greenbank (iO8. L Laboratory Device Heavy and corrosive liquids ; _ _ for delivering. Laboratory Use Filter plates for - ; Porous glass. G. 17. Hiittig 629. Lactose Dried milks ; Estimation of fat -, and moisture in. Lactose Micro-estimation of -. G. FontPs and I>. Thivollc 29. Lactose Polarimeti-ic and the gravimetric methods ; The estimation of ___ by the. A. L. €3acharach 52 1. Laevulose Ikstrose and - ; Scparation of. F. T,ucius 607. Lamaster CountJ- o f -. Annual Report of the County Analyst for the Year 1922. W. C. S\.illiams 445. Lard I-Suttcr and - - Effect of J3abassu lodder on. S. LSengtsson 225. Lard Hogs fed with a control ration ; Vitamin A content o f - obtained from.11. G. Mallon and 31. Clark 130. Lead Acid calcium phosphatc ( “ Cream Powder ”) ; The estimation of - in (Notes). J. Miller 203. Lead Hiological work ; Electrolytic estimation of - in. A. S. Minot 185. Lead Bismuth as phosphate ; Estimation of. Scparation from - copper and cadmium. Lead Dioxide - ; Estimation of. C. R. Lead Glass ; __ and arsenic iron1 (Legal Lead Glass Potassium carbonate on - ; The Lead Lime water ; - - in (1,egal A-otes) 116. Leaf Cells Vacuole contents and protoplasmic material from ; Method for separate extraction o f . Leather Clirome-tanned ; Analysis of. E. Little and E. Sargent 450. Leathers Shoe- I_ ; if-earing qualities of 621. Leaves Cntreatetl German-grown tobacco : Sicotine content of the __- and smoke of.H. Rhode 334. Legal Notes 1923 19 67 116 171 214 266, 324 382 440 488 544 590. Light Fat-soluble x-itamin and the action of - __ . H. Steenbock and E. 31. Nelson 490. Lignoceric and Arachidic Acids Arachis oil by means of magnesium soaps Estimation of the mixture of in. A. lY. Thomas and A. P. Ijarrison 406. H. Jephcott 529. G. Luff 238. Somayajulu 202. Sotes) 215. action of. 11. D. I<ichmond 260. =\. c‘. Chibnall 281. c. r2. yIl 126 xxxiv INDEX ‘ro VOLUME SLVIII Lime Calcium chloride and ; Preparation of absolute alcoliol by means of. IV. -1. Noyes 234. Lime Water Lead in - (Legal Notes) 1 l G . Limestone 1)olomite ant1 magnesian -- - ; Method of analysis for. S. i). Averitt 92. Linalyl Esters Peachcs ; Confirmation of thc presence of - in.F. 13. Power and V. I<. Chesnut 129. ‘Linolate Methyl oleate and by fractional distillation ; Separation of. 1;. Xndri. 290. Linseed Maize and Cottonseed Oils Phytosterols of - ; The. li. J. AAiitlcrson and 31. G. Moore 556. Linseed Meal Amino acids of -- whcat-meal, Soya beans and red clover hay ; Quantitative estimation of. T. S Hamilton S. Uyci J. 6. Baker and H. S. Grindley 234. Linseed Meal Oil ; - and 225. Linseed Oil Chinese wood (Tung) oil and .Linseed Oil A k a 1 ; - and 225. Linseed Oils Commercial ; Anal~-tical characters of. H. \Volff 191. .Liquid Egg Dried egg in - ; Detection oi. C. Hohenegger 605. . 6 L Liquid Eggs ’’ Boric acid in - and othei-foodstuffs ; The estimation of.G. W. Monier-Williams 4 13. Liquids Dilution and use of aliquot parts ; Sliding scales for the convenicnt titration of strong - by. C I<. 1). Clark ( i l 164 211. Liquorice Extract Extract of -4 trnctylis g m z m i -fern in - ; Detection of. U. Giuffre 30. Liver Oils Sulphuric acid test for fish ; Note on thc. 9. Evers and H. J. Foster 58. Liver Oils Sulphuric acid test for - ; ’The. A. Harden and K. Robison 226. .Loch Maree Scottish Board of Health Botulism at - 118. London City o f -. Report on Samples Submitted to the Public .Analyst in 1922 486. ; Heat treatment of. C. E. Nabery 459. M Xadras Gmerninent of - -. AAnnual Report of the Chernicd I’uamincr 490. Magnesia Fcrric oxide and alumina from - -by the nitrate method ; Scparation ot.A. Charriou 4 1. magnesian Limestone Dolomite and ; Method of analysis for. Magnesium C!jlorim?tric method for tlic estima-tion of -; Yote on the. 1:. S. Hamrnctt and E. T. Adams 92. lagnesium Sea water ; Rapid estimation of - in one drop of. Magnesium Serum ; Micro-estimation of - -in. St. Gadient 615. Magnesium Soaps Mixture of aracliidic and lignoceric acids in aracliis oil by means of ; Estimation of the. -A. IV. Thomas and C. L. Yu 126. I\bagnetic Analysis Silicates and silicic acids ; ~ of. P. l’ascal 43. S. D. Averitt 92. G. Deniges 92. Maize Cottonseed and Linseed Oils Phytosterols of - ; The. li. J. -Anderson and &I. C ; . Moore 556. Maize Meal Ih-ead pastry etc. ; Detection o f -_ in. Malay States Federated -.Annual Report of the Chemical Laboratories Institute for Medical Research for the 17car 1922 (i03. Report for 1921. Chemical Section. 1 nstitute for Medical Iiesearch Iiuala Lumpur. 11. IV. Elair, 66. Malay Sugar Srttive - - (Pirln MuZn~-ca) ; The composition oi (Xotes). H. Lowe and .1. Houlbroolte 114. Maleic Malic and Fumaric Acids Voiumetric standards ; - its. S. A. Lange and H . Mine 133. Malic Acid Food acidifier ; Inactive - as ;t. J. 31. TVciss C. 13. Downs and H. P. Corsoii, 463. Malic and Tartaric Esters Jhlybtlic acid on the optical rotation o f - - ; Action of. E. Darmois 346. Malic Maleic and Fumaric Acids Vulumetric standards ; __ as. N. AA. 1,ange and FI. Kline 133. Malt Extract Strength o f flour ; Action of m:tlt and upon the.F. A. Collatz 319. Malt Strength of four ; -Action of - and - -extract upon the. Maltase Germinated and ungerminated barley ; Presence o f - in. .A. R. Ling and D. R. Nanji 606. Maltose Sweet potatoes during cooking ; For-mation of - in. Mammalian Hair Sections of ; Preparation of. Mammals -Age and chemical development in Manganese Iron and its separation from - - ; Gravimetric estimation of. Manganous Process .A case in which IVinckler’s - for dissolvecl oxygen is untrustworthy (Notes). J. H. Cbste and E. R. -Indre\\-s, 613. Margarine Rutter ; - - containing 1 per cent. of (Legal Sotes) 489, Mayonnaise - ; Composition of. -1. Bchrt~, A. During H. Ehrecke and I<. Thimme 223. Meat Ilepxtment of Scientific and Industrial Research.Food lnvestigation Board. PvIoultl growths upon cold store - 549. Meat Extracts Substitutes ; - ;xnd their. I<. 1321-k and W. Schneider 551. Meat Potassium nitrate in minced --; Behaviour of. E. Raier ant1 I<. Pfizenmaicr, 451. Meat Proteins ; Separation of. C. I<. Moulton 179. Meats Minced - ; Feder’s Value for. Pann-witz and Harder 227. Meats Preserved - etc. Notes on the examination of. 0. Jones 429. G. W. Robinson 81. I<. Fricke rind 0. Luning 331. Malay States Federated - -. F. -A. Collatz 219. H. C. Gore 583. J. -A. F. Roberts 332. - . c. I<. 3loulton 560. 13. Solaja 463. Mechanical Analysis Humus soils ; __ 0 f INDEX TO VOLULIE XLVIII. xxxv Xechanical Analysis Soils and other dispersions ; Sew method for the __ of.G. \Tr. l<obinson, 83. 3Xedicin.d Phenolic Esters Certain __ ; Micro-chemical identification of. 13enzonaphtho1, Salol Retol Cresalol Salophene. .\I. C ; . Deniges 225. Medicines Dispensed __ ; Analysis o f 492. Melting Point Refined natural D-camphor ; The - and iodine value of. 31. S. Salamon, 536. I-Menthone Pine oil ; Occurrence of __ in. A. H. Gill 567. Mercuric Cyanide Toxicity o f --. Contribu-tion to the study of the. l<. Fabre ant1 J . Josset 565. Mercuric Mercury &ornate in volumetric analysis ; Use of. II. Influence of ___ upon bromic acid reactions. fercury Bromate in volumetric analysis ; Use of. II. Influence of mercuric __ upon bromic acid reactions. G. F. Smith 462.Mercury Compounds Mercury by means of sodium chloride ; Volumetric estimation of. Analysis of cinnabar and organic -. E. VotoCek antl I,. ICaEparek 192. fercury -_ ; Electrolytic estimation o f . -1. de Meeijs 191. Mercury Organic compounds containing arsenic or ---; Quantitative estimation of carbon and hydrogen in. 32. Falkov and G. \Y. Raiziss 288. Mercury Sodium chloride ; Volumetric cstinia-tion of - by means of. Analysis of cinna-bar and organic - compounds. E. Votoklc and L. KaSparek 192. Metallic Iron Ferrum redactum ; Estimation of -in. C. I<. Williams and A. E. Anderson 77. Metallic Poisons Foodstuffs ; __ in. 1%'. 31. Willoughby 154. Metals Ammonium sulphide group ; Separation of ___ of the. G. Luff ti24 Metals Ferrocyanide titration of certain ; Influence of alkali -__ 0x1 the.11'. I). Treadwell and D. Chervet 461. Metals Hydrochloric acid solution ; Elcctro-deposition inethods for the estimation of __ in. A. J . Engclenburg 291. Metals Xatural \Vaters (antl of some etching reagents) in relation t o action on - ; Hydrogen ion concentration of. IT'. I<. G. Atkins 396. Metals of the Iron Group Cobalt in the presence of nickel and other- by dinitroso-resorcinol ; Estimation of. W. R. Orndorff and 31. I_,. Nichols 463. Methyl -Alcohol Ethyl alcohol ; Detection of - in. R. Meurice 605. Methyl Alcohol Pentoses formaldehyde and _- ; Detection of. J. B. Sumner 619. Methyl Alcohol Sodium hypochlorite ; Puriiica-tion of - by means of. I<. C. Menzies 133. Methyl Alcohol Toxicity of - 344.Methyl Anthranilate Authentic grape juices for - ; Examination of. F. B. Power and V. K. Chesnut 181. G. F. Smith 462. Methyl Anthranilate Grape beverages and flavours; ___ in. I<. D. Scott 453. Methyl Chloride Gas mixtures containing - ; LIna.lysis of. li. H. McKee and S. P. Burke, 458. Methyl Oleate ~ and linolate by fractional distillation ; Separation of. E. Andre 290. Methyl Orange Indicator __ ; Modified. I<. C. D. Hickman and R. P. Linstead 89. Methylene Blue Cotton ; Chemical analysis of. I. Absorption of __ by cotton. C. Hritton, 1). A. Clibbens and B. P. Ridge 620. Methylene Blue Phosphorus by means of a standard solution of - ; Volumetric esti-mation of small amounts of. W. 31. Thornton, jun.and H. L. Elderdice jun. 241. Methylene Blue Reducing sugars by means of Fehling solution with _- as internal indi-cator; Estimation of. J. H. Lane and L. Eynon 220. Methylene Blue Reduction Test Milk ; Influence of certain factors on the - for. E. G. Hastings A. Davenport and TV. H. \\'right, 233. Mexican Poppy Oil of the - $5. Microchemical Detection Fumaric acid ; -of. L. Van Itallie 190. Microchemical Estimation Hydrocyanic acid ; - of. Microchemical Estimation Copper by means of molybdenum ; - of. Font& and Tliivolle, 511. Microchemical Estimation Iron by means of molybdenum ; - of. Font& and Thivolle, 51 1. Microchemical Identification Medicinal phenolic esters ; - of certain. Benzonaphthol, Salol Betol Cresalol Salophene.M. G. Deniges 228. Micro-Colorimetric Estimation Hydrogen ion concentration of the blood __ of. v. c. Myers H. W. Sclimitz and I>. E. Booker, 564. Microchemical Reagent Alkaloids ; Potassium ferrocyanide as a ~ for some. H. I. Cole, 009. Microchemical Reagent Hexamethylene tetra-mine as a -. H. E. Cole 609. Microchemical Separation Antimony and tin ; __ of. A . P. Ortodogsu and M. Kessy 510. Micro-Estimation Lactose ; - __ of. G. Font& and L. Thivolle 29. Micro-Organisms Milk ; Hapid enumeration of - in. E. Pozzi-Escot 394. Microscopic Estimation Colloids in soil separates; __ of. Microscopic Investigations Coal for - ; Transparent preparations of. J . Loniax antl J. 13. Lomax 630. Microscopic Method Rice hulls in bran ; -for estimation of.B. H. Silberberg 186. Microscopical Appearance Potassium and sodium picrate and tartrate crystals; - of. E. Justin-Blueller 6 12. Microscopic Work Celluloid for -. 0. Nuzzi, 242. L. Kosenthaler and K. Seiler 399. 11'. H. Fry 619 XXXVi INDEX TO VOLUME XLVIII. Microscopy Unit ; Quantitative (Notes). T. E. Wallis 18. Micro-Sublimation Method of __ ; New. R. Kempf 295. Milch Cows Winter feeding of - ; Cod-liver oil in the. J. C. Ih-ummond K. H. Coward, J. Golding J. hlackintosh and S. S. Zilva, 339. Milk Abnormal __- bp the alcohol test : ljetection of. A. C. IVeimar 561. Milk Abnormal sample of ~ ; An (Notes). T. R. Hodgson 443. Milk Acid ; Coagulation o f - by. L. Anderson 494. Milk Actinomyccs i n - . C.R. Fellers, 232. NLilk and Dairies (Amendment) Act Ministry of Health. 1922. Special Designations. Circular 356 25. lKilk Cow’s - ; Tlie sterol content of. F. IV. 1;ox and J. A. Gardner 227. Milk Cream -_ anti other- foods ; Estimation o f boric acid in. (Process used in the Govern-ment Laboratory) 416. Milk Department of Scientific and Industrial I<esearch. Food Investigation Board. Studies in sweetened and unsweetened condensed -~ - ,448. Milk Dirty sediment in ; The estimation of (Notes). A. R. Tankard 444. Milk Dried - - ; 1,nbelling of (Parliamentary Notes) 330. Milk Heat coagulation of --. A. Ideighton and C. S. Nudge 386. Milk House of Commons July 4. Skimmed Dried Milks. Pasteurised -__ (Parliamentary Kotes) 384. Milk Hypochlorites and chloramines in and cream ; Detection of.P. Rupp l i 8 . Milk ;\Ietliylenc blue reduction test for ~ ; Intluence of certain factors on the. E. G. Hastings A . Davenport and IV. H. Wright, 233. -__ ; The Sale of (Lcgal Sotes) 19. I#ilk Micro-organisms in - - ; Rapid enumera-tion of. E. I’ozzi-Escot 394. Milk Ministry of Health. Condensed -. Circular 393. Sale of Deficient in Fat, Circular 399 251. M* ;\finistry of Health. Condensed (Summary of Xew Kegulations) 124. Milk Rlinistry of Health. Milk Ministry o f Health. Ilried --. Circular 452. A. K. Maclachlan 604. Milk Ministry of Health. Sale of - under Special Designations. “ Certified ”-“ Grade X (Tuberculin Tested) ” - “ Grade A ” -“ Pasteurised,” 120. House of Commons, -April 8.Sale of Disinfectants. Bacterio-logical Examination of -. Ilay 9. Pre-servatives in Food 268. Mi& Reducing and oxitlising properties of --. P. Haas and T. G. Hill 494. Milk Regulations Condensed __ 1923 (Xotes). E. Hinks 596. Dried -- 451. Mi& Parliamentary Notes. Milk (Special Designations) Order Ministry of Health. __ 1923. Circular 408. A. K. Maclachlan 330. and cream Milk Standards; Cheese -(Parliamentary Notes) 448. Milk Test Bottles Rabcock cream and - ; Notes on a method for testing the accuracy of. B. J. Smit 477. Milk Testing Amy1 alcohol for __ (Notes). T. F. Harvey and C. 0. Harvey 213. Milk Urea in c,ows’ __ ; Estimation of. Y. IIorimoto 394. Milk Vans Dirty - (Parliamentary Notes), 448. Milks Fat lactose and moisture in dried ___ ; Estimation of.I f . Jephcott 529. Milks House of Commons July 4. Skimmed dried -. Pasteurised Milk (Parliamentary Xotes) 384. Milo and Feterita (Sorghum) Kernels -; Composition of. J . L. Uidwell L. E. Bopst and J. D. Bowling 125. Minced Meats Feder’s Value for -. Pann-witz and Harder 227. Mineral Oils Asphaltenes froni - by means o f cyclohexane ; Separation of. RI. JakeS, 667. Mineral Oils Water in __ ; Estimation of. L. Losana 190. containing Mineral Waters Iodine in ~ sulphides; Rapid estimation of. M. J. Dubief 285. Mineralogical Examination Soil types ; Rlethod of __ of soils and its use in determining. J. Hendrick and G. Kewlands 286. Ministry of Health - ; Circular 381. I. Boric acid in cake. II.Imported produce 177. Ministry of Health - . Condensed Milk. Circular 303. Sale of Milk Deficient in Fat, Circular 399 251. Ministry of Health - . Condensed Milk (Summary of Sew Regulations) 124. Ministry of Health -. Ministry of Health -. Dried Milk Circular 452. 4 . I<. Maclachlan 604. Ministry of Health _- . Milk and Dairies. (+mendment) Act 1922. Special Designa-tions Circular 350 25. Ministry of Health -. Milk (Special Designa-tions) Order 1923 Circular 408. A. K. Maclachlan 330. Ministry of Health - . Sale of hIillr under Special Designations. “ Certified ”-“ Grade A (Tuberculin Tested) ” - “ Grade A ” -‘‘ Pasteurised ,” 120. Ministry of Health Sale of Food and Drugs Acts, Extracts from the -4nnual Heport of the -for 1922-1923 and Abstract of Reports of Public Analysts for the year 1922 601.Ministry of Health -. The Public Health (condensed Milk) Regulations (KO. 2) 1923, 550. Moisture Fat lactose and - in dried milks ; Estimation of. H. Jephcott 629. Moisture Gauze dish ; Estimation of solids or __ by means of a. A. Seidenberg 466. Dried milk 451 INDEX TO VOLUME XLVIII. x x x vi i Xolecular Polymensation Compounds in the critical state ; - of. Molecular Weight Substances in alcoholic solu-tion from the elevation of the flash point ; Determination of the - of. R. Wright 46. Molluscs Vitamins in --. Presence of the antiscorbutic factor in the oyster. (Mme.) Randoin 561. Molybdenum Copper by means of __ ; Micro-chemical estimation of. Fontits and Thivolle, 511.Molybdenum Iron by means of --; Micro-chemical estimation of. Fontits and Thivolle, 51 1. Molybdenum Tungsten ; Estimation of sniall quantities of __ in. Molybdic Acid Optical rotation of tartaric and malic esters ; Action of __ on the. E. Darmois 346. Monohydric Phenols Phenol reagent of Folin and Denis ; Estimation of various - by the 348. Mould Growths Department of Scientific and Industrial Research. Food Investigation Board. Cold store meat ; - upon 549. Mucic Acid ___ ; Estimation of. E. 0. Whittier 458. Museum Exhibits Cleaning ancl Restoration of - * The. Second Report upon Investiga-tions konducted a t the British Museum 173. Mustard Products United States Department of Agriculture. Food Inspection Decision 192. Mustard and - 493.Mustard United States Department of Agri-culture. Food Inspection Decision 192. -and - products 493. Mutton Beef and - ; Autolysis of. W. D. Fearon and D. L. Foster 33. Mycological Identification Inulin ; __ of. A. Castellani and I;. E. Taylor 35. J. .4. Miiller 95. W. J. King 340. N a-Naphthol &naphthol in - and of __ in &naphthol ; Estimation of. J. Prochazka, 568. B-Naphthol a-naphthol ; Estimation of __ in and of a-naphthol in -. J. Prochazka 568. 8-Naphthylamine __ . Analysis of. H. 13. Lee and D. 0. Jones 86. Narcotine Opium ; The estimation of __ and papaverine in. H. E. Annett and 31. N. Bose, 53. Narcotine Optical activity of - in acid solu-tion ; Influence of papaverine on the. H. E. Annett 229. Natural Asphalt Coal tar pitch in __ ; Detec-tion of.0. Hack]. 138. Natural Waters Metals ; Hydrogen ion concen-tration of - (and of some etching reagents) in relation t o action on. W. R. G. Atkins, 396. Navy Bean New globulin Conphaseolin in the - (Phaseolzds vulgaris) ; Presence of a. H. C. Waterman C . 0. Jones and S. Phillips, 229. Neoarsphenamine __ ; Examination of. Con-stitution of the French drugs. A. D. Macallum 32. Neo-Salvarsan - ; Reaction of. I<. Scheringa 183. New Zealand Dominion Laboratory -. Fifty-fifth Annual Report 1921. J. S. Maclaurin, 170. Newfoundland Cod-Liver Oil Industry -__ ; The. Nickel Cobalt in the presence of ___ and othcr metals of the iron group by dinitroso-rewrci-no1 ; Estimation of. 1%’. I<. Orndorff ancl 31.I,. Xichols 463. Nickel Dioxide ; Gravimetric estimation of -as. W. Vaubel 41. Nickel Silver nitrate ; Electrometric titration of ___ with. E. Miiller and 13. I,auterlmch, 42. Nickel Solution ; ;?Yew method of detecting _-in. C. G. Vernon 350. Nicotine Content Leaves and smoke of un-treated German-grown tobacco ; - of the. H. Rhode 334. Nicotine Tobacco and tobacco extracts ; Esti-mation of - in. 0. 31. Shedd 610. Nicotine Tobacco and in tobacco smoke ; Esti-mation of - in. M. Popp and J. Contzen, 33. Nile Silt Titanium in -. E. Griffiths- Jones, 320. “ Ninhydrin ” Method Amino acid nitrogen in foods by means of the -; Colorimetric estimation of. H. Riffart 179. Nitrate Method Ferric oxide and alumina from magnesia by the -; Separation of.A. Charriou 4 1. Nitrates Ferrous hydroxide ; Reducing action of. ATew method of estimating nitrites and -. S. Miyamoto 402. Nitrates Nitrites and __ ; Ferrous hydroxide as reducing agent in the estimation of. S. Miyomato 45. Nitrates Phenol-disuIphonic acid method Esti-mation of - in soil by the. C. T. Gimin-ham and R. H. Carter 287. Nitrates Test for - ; Kew. L. G. Kixon 350. Nitric Acid - ; Gravimetric estimation of. H. Rupe and F. Becherer 465. Nitrites Ferrous hydroxide ; Reducing action of. New method of estimating - and nitrates. S. Miyamoto 402. Nitrites Reducing agent in the estimation of -and nitrates; Ferrous hydroxide as. S. Miyomato 45. Nitrites Water; Detection of - in. A. Zlataroff 397. Nitrogen Amino acid - in foods by means of the “ Kinhydrin ” method ; Colorimetric estimation of.H. Riffart 179. Nitrogen Estimation Folin’s method for __ ; Use of potassium persulate in. S. Y. \Tong, 342. Nitrogen Estimation Potassium persulphate for accelerating digestion in Kjeldahl’s __ ; Use of. S. Y. Wong 341. S. S. Zilva and J . C. Drummond 337 xxxviii INDEX TO VOLUME NLVIII. Nitrogen Hydrogen for traces ot ; Analysis of. R. L. Dodge 509. Nitrous and Arsenious acids ~ ; Volumetric estimation of. A. Klemenc 44. Notes 1923 18 66 114 169 213 262 321 380, 443 486 542 598. Notes from the Reports oi Public Analysts 1923 : 66 115 170 213 264 322 381 446 486 543, 598. Nottingham Section Society of Public A\nalysts and other Analytical Chemists and of the __ of the Society of Chemical Industry; Joint Meeting of the 63.Nougat Halawa (Oriental -). A. -\zadian, 496. Nut Cream Butter (Legal Sotes).; 315. Obituary Notices : 0 Embrey George F.I.C. 201. Grimwood Robert George 102. Lloyd Frederick James 153. Thomson William 519. Robertson 466. 126. Oil Baths Hydrogenated oil for -. <;. 12. Oil Hibiscus c u ~ . i i a b i i / i ~ s ; - of. J. Dekker, Oil Mexican poppy ; Oils Carbon and of ~ by means o f chromic acid ; Oxidation o f difierent forms of. D. Florentin 37. Oils Distinguishing castor oil from other -and determining its purity ; X new test for. H. H. Stocks 590. Opium Narcotine and papaverine in - ; The estimation of. 13. E. Annett and R.I. N. BOSC 53. Optical Activity Karcotine in acid solution ; Influence of papaverine on the - of.H. E. Annett 229. Optical Rotation Tartaric and malic esters ; Action of molybdic acid on the - of. E. Darmois 346. Organic Acids Extraction ; Distribution co-efficients and the estimation of - by. J. Pinnow 141. Organic Analysis Abstracts 1923 37 84 133, 188 234 288 346 398 457 504 566 619. Organic Analysis Water in __ ; Alumina as an absorbent for. H. L. Fisher H. L. Faust and G. H. Walden 84. Organic Combustion Products Toxic - in effluents ; Detection of. A. Gregoire 397. Organic Compounds Carbon and hydrogen in - containing arsenic or mercury ; Quanti-tative estimation of. M. Falkov and G. W. Raiziss 288. Organic Compounds Halogens in - ; Gaso-metric method of estimating.A. K. Macbeth, 85. Organic Compounds Sulphur and halogen in __ ; Method for the simultaneous estimation of. C. S. Leonard 188. Organic Compounds Sulphur arsenic and antimony in inorganic and - ; Estimation of. F. Feigl and R. Schorr 623. of the i 5 . Organic Compounds Sulphur in - ; Estima-tion of. W. F. Hoffman and R. A. Gortner, 289. Organic Material Formaldehyde in ___ ; Detection of. H. Luhrig 396. Organic Mercury Compounds Blercury by means of sodium chloride ; Volumetric estimation of. -\nalysis of cinnabar and -. E. VotoEek and L. KaSparek 191. Organic Phosphorus __ ; Gravimetric estima-tion of. Organic Substances Drying ~ ; Apparatus for J. Bouillot 195. Organic Substances Flash points of pure ___ ; Calculation of.I<. Mack C. E. Board and H. S. 13arham 571. Organo-Therapeutic Powders ~ ; Chemical examination of. R. Fabre and H. Penau 278 Oriental Fruits and Vegetables Vitamin C in some - Presence of. H. Embrey 340. (Oriental Nougat) Hawala I_ . A. Azadian, 496. Ouabain Strophanthin and - Properties and reactions of. Oxalic Acid Reaction for - ; Kew. C. Muller 38. Oxidation Chromic oxide in the sulphochromic - ; RBle of. I,. J . Simon 37 Oxidation Uifierent forms of carbon and of oils 1%’. Jones and hI. E. Perkins 289. 31. Tiffeneau 182. by means of chromic acid ; __ of. 0. Florentin 37. Oxidation Spinacene its - and decomposi-tion. A. C. Chapman 400. Oxidation Vitamin C ; Influence of reaction on the __ of. Oxidising Properties Milk ; Reducing and -of.Oxygen Canned fruits ; - and perforations in. E. F. Kohman 388. Oxygen-Supplying Power Coloyr changes in alkaline pyrogallol solution ; - of the soil as indicated by. Oxygen Winckler’s manganous process for dissolved - is untrustworthy; A case in which (Notes). J. H. Costc and E. R. Andrews 543. Oxymethylanthraquinone Compounds Alder and its galenic preparations ; Variation of - in. E. Maurin 32. Oxymethylanthraquinone Compounds Drugs ; Estimation of - in. Oxymethylanthraquinones Aloes and rhubarb ; Detection of - in. Oyster Vitamins in blolluscs. Presence of the antiscorbutic factor in the -. (Mme.) Rantloin 5.61. S. S. Zilva 499. P. Haas and T. G. Hill 494. L. hl. Hutchings 618. E. Maurin 31. M.Lestage 334. P Pacific Fish Whale oil ; Notes on the food value of - and on the constants of. W. M. Doherty 495. Palladium Platinum - etc. with thiocya-nate ; Precipitation of. W. N. Iwanoff 293. Palm-Kernel Meal Growth-promoting value and vitamin content of -. A. J. Finks 611 IXDEX TO VOLUME XLVIII. xxxix Papaverine narcotine and in opium ; The estimation of. H. E. Annett and >I. X. Rose, 53. Papaverine Narcotine in acid solution ; Influence of ~ on the optical activit>- of. H. E. Annett 229. Paper Pulp Hemp and .i\ootl films in ___ ; The quantitative estimation of. I\‘. Uickson 373. Para-Acid Commercial “ saccharin ” ; Estima-tion of ___ (p-sulphamino-benzoic acid) in. 0. Beyer 608. (p-Sulphaminobenzoic Acid) Para-acid - in commercial I ‘ saccharin ” ; Estimation of.0. Beyer 608. Paraformaldehyde I’ormalclehyde in ; Estimation of. P. Ihrgstrom rind \Y G. Horsch 457. Parliamentary Notes 1923 268 330 384 448. Pasteurised Milk House o f Commons July 4. Skimmed Dried 3Iilks. __ (Parliamentary Notes) 384. ‘‘ Pasteurised ” Ministry of Health. Sale of Milk under Special L>esigrlations. “ Certitied ” -“ Grade A (Tuberculin Tested) ”-“ Grade Pastry Maize meal in brentl -- etc. ; Detec-tion of, Peaches Linalyl esters in ; Confirmation of the presence of. I;. B. Power and V. K. Chesnut 129. Pears Department of Scientific and Industrial liesearch. Food Investigation Board. Brown heart-a functional disease of apples and -, 490. Peas Copper in __ ; Disclosure on tin (Legal Notes) 447.Peas Copper in __ (Legal Sotes) 446 488. Peas Tinned -I ; Copper Sulphate in (Legal Pectic Constituents Stored fruits ; Changes Pectin Fruit and fruit products ; Estimation of Pectin Hydrolysis of -. Pentoses - formaldehyde and methyl alcohol Detection of. Pepsin Chemical and physiolopcal character-istics of - and rennin ; Comparison between the. 17. Fenger 130. Perchlorate and Cobaltinitrite Methods Potas-sium by the - and on the renioval of sulphates ; Further notes on the estimation of. R. L Morris 250. Perchlorate Method Potassium from sodium by the -; Separation of. G. F. Smith 627. Perforations Canned fruits ; Oxygen 2nd -in. E. F. Kohman 388. Permanganate Sulphurous acid with - ; Electrometric titration of.W. S. Hendrixon and L. M. Verbeck 93. ‘‘ Permutit ” Amines ; __ as a reagent for. J. C. Whitehorn 565. Peroxides Per-salts ; Detection of ___ and. A. Blankart 239. Per-Salts Peroxides and - ; Detection of. A. Blankart 239. A ”- 120. K. Fricke and 0. Luning 331. Notes) 267. occurring in the __ of. -in. H. J . IVichmann 181. hi. H. Carrit 34. F. Tutjn 223. J B. Sumner 619. Pharmaceutical Society Poisons ; Ilistinctive colouring for. Report of the Codex Sub-Committee to the Council of the - 71. “Pharmacist ” “ Chemist ” and -. A. C. Chapman and E. F. Armstrong 216. Pharmacopoeia Japanese __ ; Prugs in the, 76. Pharmacopoeia1 Preparations Ergot ; Activity of - of. A. J . Clark and 13’. A. Broom, 49s. Phaseolus vulgaris Savy Bean -; Presence of a new globulin Conphaseolin in the.13. C. LYaterman. C. 0. Johns D. 13. Jones and S. Phillips 229. Phenol-Chlorine Water Pollution - . Kew reaction between phenol and chlorine. E. F. Iiohman 397. Phenol-Disulphonic Acid Method Xitrates in soil by the ; Estimation of. C. T. Gimingham and K. €1. Carter 287. Phenol Mixtures of tar acids ; Estimation of _- in. Phenol - -chlorine water pollution. Kew reaction between __ and chlorine. E. F. Iiohman 397. Phenol Intestinal bacteria ; Formation of -by. I,. I<. Bouwman 457. Phenol Reagent of Folin and Denis Monohydric phenols by the - ; Estimation of various, 348. Phenolic Esters Medicinal __- ; Microchemical identification of certain. Benzonaphthol, Salol Betol Cresalol Salophene.hl. G. Ileniges 228. Phenols, Hood ; Quantitative estimation of - In. S. \Y. Kakestraw 395. Phenols Coal-tar oils and crude carbolic acid ; Estimation of __ in. Phenols Copper and - ; Kew reactions of. J. Aloy and A. Valdigui6 85. Phenols Phenol reagent of Folin and Denis ; Estimation of various monohydric - by the, 348. Phosphate Aluminium as __ ; Estimation of. G. E. F. Lundell and H. B. Knowles 91. Phosphate Bismuth as __ ; Estimation of. Separation from lead copper and cadmium. GI Luff 238. Phosphoric Acid Phosphorous acid in presence of- ; Volumetric estimation of. A Wngler, 403. Phosphoric Acid Sensitive test for -. F. Feigl 93. Phosphorus Gas analysis ; Use of - in. A. Holmes 348. Phosphorus Organic __ ; Gravimetric estima-tion of.\Y. Jones and &I. E. Perkins 289. Phosphorus Standard solution of methylene blue ; Volumetric estimation of small amounts of __ by means of a. W. M. Thornton jun., and H. L. Elderdice jun. 241. Phosphorus Vanadium ; Separation of arsenic and - from. Phosphorous Acid Phosphoric acid ; Volumetric estimation of __ in presence of. A. Wingler, 103. R’. H. Hoffert 39. J . 13. Hill 607. H. A. Doerner 625 xl INDEX TO VOLUME XLVIII. Phosphotungstates Alkali _- ; Analysis of. R. Mellet 465. Photochemical Action Uric acid Error due to - in the Folin and Wu estimation of. H. Rogers 282. Phthalates Diethyl phthalate ; Modified test for - with particular reference to the detection of. R. E. Andrew 508. Phthaleins Diethylphthalate and - in spirits ; Detection of.I<. L. Calvert 7 5 . Phthalyldiethyl-Ester Spirits ; Detection of __ in. S. Eilles 558. Physical Methods Apparatus etc. Abstracts : 1923 45 93 141 195 241 351 405 512, 571 628. Physico-Chemical Standards Bureau of -. Third Annual Report (Financial Year 1822), presented by M. J. Timmermans to the Chemical Society of Belgium 269. Physiological Standardisation. J. S. White; 303. Phytosterols Maize cottonseed and linseed oils ; The ~ of. I<. J. Anderson and 31. G. Moore, 556. Picric Acid Creatininc estimations ; Purification o f __ for. S. R. Benedict 78. Pigment Silage ; Xature of the __ of. H. E. Woodman 345. Pigments Titanium - ; Analysis of. L. E. Barton 403. Pilchard Oil. Pine Oil Z-menthone in - ; Occurrence of.A. H. Gill 567. Pinene Fuller’s earth on __ and other ter-penes; Effect of. C. S. Venable 235. Pipes Corrosion in water - ; New method of measuring. F. N. Speller and V. V. Kendall, 186. Pitch Coal tar - in natural asphalt ; Detec-tion of. 0. Hackl 138. Pitchblende Uranium from thorium and rare earths in -; Separation of. W. Riss, 626. Plant Tissue Carbohydrates of - ; Effects of the method of dessication on the. K. P. Link and W. E. Tottingham 187. Plant Tissues Starch in - Estimation of small amounts of. F. E. Denny 220. Platinum Crucibles Radiator for -. M. M. Green 573. Platinum Thiocyanate ; Precipitation of -, palladium etc. with. W N. Iwanoff 293. Pods Robinia ; Toxic properties of. E. M.Holmes 233 Point Inecator Bromoxylenol blue. A true-neutrallty -. A. Cohen 622. Poisoning Food __ traced to egg salad ; Out-break of. C. E. A. Winslow J. V. Hiscock, 0. F. Rogers and E. S. Robinson 393. Poisoning Rhododendron -. S. W. Hardi-kar 184. Poisonous areensand Toxicity of so-called - ; Cause of the. J. W Kelly 286 Poisons Distinctive colouring for -. Report o f the Codex Sub-committee t o the Council of the Pharmaceutical Society 71. H. 11. Langton 180. Poisons Foodstuffs ; Netallic ___ in. W. 11. \Villoughby 184. Polarimetric and the Gravimetric Methods : Lactose by the - ; Estimation of. A. 1,. Bacharach 621. Pollution Gas works effluent ; __ of river with (Legal Xotes) 214. Polymerisation Compounds in the critical state; Molecular - __ of.Polysaccharides Starch content in the presence of interfering -; Estimation of. (;. P. Walton ant1 M. R. Coe 452. Polysaccharides Starch in presence of inter-fering __- ; Estimation of. G. P. Walton and JZ. R. Coe 276. Poppy Mexican __ ; Oil of the 75. Portsmouth Borough of -. -Annual Report of the Borough Analyst for 1922. R. P. Page, 187. Potassium and Sodium Picrate and Tartrate Crystals Microscopical appearance of -. E. Justin-hlueller 512. Potassium JZismuth-sodium thiosulphate ;tntl its use in the estimation of ; Preparation of. V. Cuisinier 43. Potassium Carbonate Lead glass The action o f - on. H. D. Richmond 260. Potassium Estimation of - by the perchlor-ate and cobaltinitrite methods and on the removal of sulphates ; Further notes on the.R. L. Morris 250. Potassium Ferrocyanide Alkaloids ; - as a micro-chemical reagent for some. 13. I. Cole, 609. Potassium Iodide Compounded drug containing excess of ___ (Legal Notes) 448. Potassium Nitrate Minced meat Behaviour of - in. Potassium Perchlorate method ; Separation of ~- from sodium by the. Potassium Persulphate Digestion in Kj elclahl’s nitrogen estimation ; Use of ~ for acceler-ating. S. Y. Wong 341. Potassium Persulphate Folin’s method for nit-rogen estimation; Use of - in. S. 1’. FVong 342. Potassium ___ ; Volumetric estimation of. Macheleidt 43. Potatoes Acid by Rhizopus tritici in rlecay-ing sweet - ; Production of. H. A. Edson, 614. Potatoes Maltose in sweet ___ during cooking ; Formation of.Potatoes Rhizopus responsible for the decay of sweet --; Species of. J. I. Lauritzen and L. L. Harter 614. Potatoes Solanin content of - ; High. A. Bomer and H. Mattis 454. Potatoes Solanin ; Injurious - rich in. C. Griebel 454. Potatoes Starch in - Estimation of. A. 12. Ling and W. C. Price 554. Chemical Powders Organo-therapeutic -examination of. R. Fabre and H. Penau 278. Praseodymium __ . Estimation of. P. H. Brinton and H. A. PHget 464. J. A. JIiioler 95. E. Baier and K. Pfizenmaier 451. G. F. Smith 627. H. C. Gore 553 INDEX TO VOLUME XLVIII. xli Precipitates Acids in aluminium __ ; Separa-Prescription -\rnbiguous ; -In (Legal Kotes) Prescription Quinine sulphate in a __ ; De-Preservatives Food --. 21ti.Preservatives b-ood in. Hull Statistics for the ten ?-ears 1913 to 1022. A. K. Tankard, 540. Preservatives Parliamentary Sotes. House o f Commons. .April S Salc o f Disinfectants. 13acteriological Esaminatioii of Milk. May 9. ~- - in Foocl 368. Preserved Meats Etc. I’sarnination of - ; Sotes on tlie. 0. Jones 429. President Adtlress of tlie - ; AAnnual 103. Projectiles 1-ircamis ant1 ~ __ ; The esamina-tion of (Notes) 350. Projectiles Forensic cases 1 hc examination of iirenrms n n ~ l in. A. LUGLS 203. Protein Free Blood Filtrates l~olin-\&’u metliod for obtainins - . Modification of the. l< I,. Haden 501. Protein Hydrolysates Hexone bases from - ; lclectrolytic separation o f . C;. I,. 1;oster and (:. Id. A. Schmidt 501. Proteins €I( 4nc.v ; Sen- mcthotl for estimating - in.( ). Lnxa 493. Proteins h1cnt --; Separation of. C. I<. >Ioulton I Y ! ) . Proteins Serum ; liefractornetric cstima-tion of. 1;. S. Seuhausen and D. 31. Rioch, 282. Proteins Sdiuni tungstate ; Precipitation oi L. 4 , l<umsey 220. Proteolytic Enzymes Insulin ; Action of -upon. E. J. \Vitzetnann and I,. I.ivshis 614. Protoplasmic Material \7acuole contents and -from leaf cells ; AIethod for separate extrac-tion of. Public Analyst and Bacteriologist City and County csf Kingston - u pon- t-I u 11. ll nnual l<e-Public Analyst Citj- o f I3irniin~liain. Report o f the -~ - - for the Second Quarter 1923. J. F. Liverseegc 513. Public Analyst City oi lmdon. Report on Samples Submitted t o thc in 1922 486.Public Analyst Gloucestershire - ; Xppoint-ment of (F’arliamentary Sotes). 330. Public Analysts Sale c1f l‘oocl and Drugs Acts. Extracts from the Xnnual Report of the Ministry n f Health f o r - 1922- 1923 arid Xbstract of lieport.; of _- for the Year 1922 tiO1. Public Health (Condensed Milk) Regulations : Ministry cst Health. The -- (So. 2) 1923, 550. Publications Received 1923 31 152 248 356, Pula Malacca Satil-e 11ala)- sugar ; 14. I,o\Te and -4. Pulp Hemp and \vootl iibres in paper -~ ; The \I7. nickson 373. tion of. A. Charriou 293. 188. ficiency of (1-egal A-otes) 382. * . - from cereal extracts by means of. A. C C,hibnall 281. l>ort of ti:<’ __ for l$I22. X. l i . T a ~ ~ k a ~ - d 598. 411 472.The composition o f (Sotes). HoulbrooI<e 114-quantit:-%tive estimation of. (Punarnava) B(~~.vlici~i:’ici Hrpms - (Xote). Pure and Applied Chemistry International Pyramidon Localisstion and diffusion ot - ; Pyrethrum Flowers Insecticidal principle of Pyridine -Humus antl fatty matters o f the soil ; M. Pyrogallol - - gallotannin and gallic acid ; C. .A. JIitchell, Pyrogallol Solution Colour changes in alkaline ; Osygen-supplying pover of the soil as I,. 31. Hutchings 61s. Jitenclra Yath Kakshit 169. Union of -. .Note on the. K. Pionzergue 314. --. 1. Chevalier antl 17. Mercier 392. Investigation b>* means o f - o f the. Piettre 345. The colorimetric estimation of. Third Conierence 22. L) I . indicated by. Q Qualitative Test ‘Tannin ; ~ for.E. Atkin-son and E. ( ) . Hazlcton 38. Qualitative Tests Rape and tung oils ; Xcw for. A. IT. Thomas and C. I,. Yu 128. Quantitative Analysis Supersaturation-time of reactions ; by measurement of. H. Iioder 9 3 . Quantitative Aspects Kreis test ; __ of the. C;. I<. Holm and G. i<. Greenbank W8. Quantitative Microscopy Unit (Sotes). T. E. Ii-allis I 18. Quillaia Preparations International stand ardisa-tion of --. J. Cofnian-Uicoresti and S. B. Tallnntyre 497. Quinine Mixture Quinine in -- ; Deficiency of (Lxgal Sotes) 11 7. Quinine - - - Mixture ; Deficiency of ___ in (Legal Sotes) 117. Quinine Sulphate Prescription ; Deficency of - _ in a. (Legal S o t c s ) 35%. R Radiator Platinuni crucibles ; __- for.Ji. &I. Green 573. Radium Emanation method ; Quantitative estiniation of ~- 1))- the. C. E. Haurngarten and H. H. Ihrker 512. Radium Other clenients ; Separation o f -froin. ?+I. Cialclea 240. Rancidity I a t s ; Seu. test. for acrolein and its bearing on in. I]-. C. PoLvick 128. Rape and Tung Oils QualitatiL-e tests for - ; S e ~ v . A. \Y. Thomas and C. I Yu 128. Rare Earths Thorium arid __ in pitchblende ; Scluration of uranium from. Rats Carbohydrates by deprived of \‘itamin 13 ; I-tilisation of. €1. A. Mattill, 339. Rats Estiniation of Vitamin I1 by use of ~ ; AIodifietl tccliiiique in. H. Steenboclr &I. T. Sell ant1 13. 11. Selson 280. Reaction Osalic acid ; Sen- __ for. C. AIuller 38. \I7. Kiss 626 xli i ISDEX '1'0 VOLUltIE XLVIII.Reactions Slexsiiren; en t of su~~crsaatur~ttio~i-timc of __ ; Qurtntitativc :tnalysis by. H. I<otler, 93. Reactions Sterols ; Sew of. c;. s. \\'hitby 226. Readings Colorimetric indicator into hydrogen ion concentration ; Chart for the conversion of. Reagent Alkaloids ; Sew for. C. \'id and E. Viel 33.3. Reagent Alkaloids ; Sen- - for. 1-L IYein-land and J. lieinzler 75. Reagent Grignard - ; Qhantitative estima-tion of the. H. Gilmrtn P. 11. IVilkinson, W. P. I:ishe! and C. H. JIeyers 134. Reagent of Folin and Denis Various monohytlric phenols by tlie phenol ~- ; Estimation of, 348. Records Jhxipliering charred - ; ~Iethotl of. R. Da\-is 241. Red Clover Hay A4mino acids of linseed m d , wheat meal Soya beans and ~ ; Quantita-tive estimation of.'I. S. Hamilton h. I-yei, J. R. Baker and H. S. Grindley 234. Reducing Agent Nitrites antl nitrates ; Ferrous hydroxide as in the estimation of. S. Miyomato 45. Reducing and Oxidising Properties liilk ; of. P. Haas and T. G. Hill 494. Reducing Sugars Electronietric titration of -. W. I,.-lhggett A. \V. Campbell and J . L. T;l'hitman 277. Reducing Sugars Ethylgalactoside-B in the presence of a large proportion of ~ ; Isola-tion of. J. Charpentier 333. Reducing Sugars Fehling solution with niethy-lene blue as internal indicator ; Estimation of - by means of. J. H. Lane and I,. Eynon 220. Refractive Index American turpentine ; The temperature coefficient of the __ of (Sotes). T. F Harvey 19 Refractive Index Chinese woocl (Tung) oil with temperature ; Variation of __ of.F. H. Rhodes and H. E. Goldsmith 506. Refractive Indices Hardened vegctable oils ; Relationship between the iodine values and __ of some. J. J. Sudborough €I. 1. \\-atson and I>. Y. A-lthawale 180. Refractometric Estimation Hamoglobin ; -__ of. Refractometric Estimation Serum proteins ; __ of. Reinsch Test Arsenic and antimony ; :\n investigation into the chemistry of the __ for and its extension to bismuth. Part I. and Part 11. Rennin Pepsin and - ; Comparison between the chemical and physiological characteristics of. F. Venger 130. Report Borough of Portsmouth. Annual - of the Borough Analyst for 1922. K. P. Page 487. Report Bureau of Physico-Chemical Standards.Third Annual __ (Financial Year 1922), presented by 31. J. Timmermans to the Chemical Society of 13elgiuni 269. 1. F. SlcClendon 89. J. I,. Stoddard and G. S. hdair 617. B. S. Seuhausen and D. 31. Rioch 282. B. S. Evans 357 417. Report City and County of liingston-upon-Hull. Annual __ of the Public *\nayst and Bacteriologist for 1982. A. I<. Tankard 598. Report City of Birmingham. Annual - o f the City _Analyst for 1922. J . F. IAiversetige, 322. Report City of Birmingham. -- o f the City Analyst for tlie First Quarter 1923. J. F. Liverseege 323. __ CIS the City Analyst for the Fourth Quarter 1922. J . F. Liverseege 170. Report City of Hirmingharn. __ of the Public -Analyst for the Second Quarter 1923. J . I:. Liverseege 543. Report City of London.on Samples Submitted to the Public -Analyst in 1922 486. Report County of Idancaster. Annual __ of tlie Count). -1nalyst for tlie l-var 1922. W. C. Williams 445. Report County Borough of Salford. -4nnual -_ of the Horough _Analyst for 1911. G. 1). Elsdon 115. Insurance -Act Dispensing. G. 1). Elsdon 2G4. Report Department of Scientific and Industrial Research. Food Investigation Board for t lie Year 1921 ; - of the 20. -of the Codex Sub-Committee to the Council of the Pharmaceutical Society 7 1 . Report Dominion Laboratory h-ew Zealaiid. Fifty-Fifth -Annual __ 1922. J. S. Maclaurin 150. Report Federated Ualay States. Annual __ of the Chemical Laboratories Institute for Medical Iiesearch for the Year 1922 ti03. Report Federated Malay States.___ for 1921. Chemical Section. Institute for Medical Research Kuala Lumpur. l<. W. Elair 66. Report Goverrinient of Madras. Annual -of the Chemical Examiner 490. Report Kent. _l_ of the County Analyst for the Quarter Ended December 31 1922. F. \V. F. Arnaud 213. Report Metropolitan Borough of Stepncy. Annual of the Borough Analyst for 1922. H. Hawley 381. Report Museum Exhibits ; The Cleaning and liestoration of. Second __ upon Investiga-tions Conducted at the British Museum 173. Extracts from tlie Annual __ of the Ministry- of Health for 1922-1923 and -4bstract of Reports of Public Analysts for the Year 1922 601. Report The liowett Institute. First - 1922, 69. Report \t'ork of the Government Laborator) ; - of the Government Chemist upon the.For the Year Ending March 31st 1923 545. Reports Sale of Food and Drugs Acts. Extracts from the ,4nnual Report of the Ministry of Health for 1922-1'323 antl Xbstract of - of Public Analysts for the Year 1922 601. Research Association British Flour Millers ; -Report City of Birmingham. Report County Borough of Salford. - 011 Report I>istincti\:e colouring for poisons. Report Sale of Food and Drugs -4cts. of 550 IXIIEX TO VOLUME XLVIII. xliii Resins Hops . Estimation of the soft - 111. T. I<. \\’alker 399. Resins Polishing coffee ; Use of artificial -for. J . Hordas 388. Respiration .Ipple seeds ; - of. (;. T. Harrington 186. Respirometer Seeds ant1 other small objects ; Sew ___ for. G. T. Harrington and \i-.Crockcr 187. Reversion Spectroscope Carbon monoxide in blood ; Calibration of the -__ for the estima-tion of. H. Hartridge 341. Reviews of Books : Absorption Spectra Organic Compounds ; ~ and Chemical Constitiition of. 1. 31. Heilbron E. C. C. 13aly and A. IY. Stcwart, 295. Acridine Synthetic Colouring Matters ; Dye-stuffs Derived from Pyridine Quinoline, - and Xanthene. Acts Sale of Food and Drugs ___ ; Bell’s. C. F. Lloyd with Chemical Kotes by R. -4. liobinson 410. Allotropy! Theory of -; The. A. Smits, 146. Animal Body Oxidations and Reductions in the -. H. D. Dakin 297. Annual Tables Constants and Numerical Data; __ of Chemical Physical and Tcchno-logical 40. Applied Chemistry Dictionary of ~ ; X. Vol. IV. ; L-Oxydisilin.E. Thorpc 144. Applied Chemistry Progress of - ; Kcports on the. Vol. VII. for 1922 411. Applied Colloid Chemistry Theoretical and -; An Introduction to. W. Ostwald, 515. Artificial Perfumes Essential Oils and ~ ; The Chemistry of. Artificial Stone Cements and -. J. Wat-son 246. Atomic Form. Bacteriology Chemical Students ; Practical - for. I>. Ellis 514. Basic Slag “ A ’’ British Chemical Standard ; New. - (Analytically Standardised Sample) 151. Bell’s Sale of Food and Drugs Acts. C. F. I.loyd with Chemical Notes by I<. -A. Robinson 410. Vol. IV. Bio-Chemistry Human Physiology ; Funda-mentals of __ in Relation to. 7’. R. Parsons 244. Bleaching - Powder and its Action in -. R. L. Taylor 517. Bleaching Powder Bleaching ; ~ and its Action in.I<. L. Taylor 51s. Boiler Feed Water. British Association Reports The Kitrogen Industry. - (l3~11 Meeting 1922) So. 14 D. A. Reynold 3.3~. British Chemiyal Standard __ ; New. Basic Slag -4 (Analytically Standardisetl Sample) 151. J. T. Hewitt 245. E. J. Parry 97. E. E. Price 95. Bibliography Colloid Chemistry ; _- of. S. P. Mullikin 467. P. G. Jackson 199. Reviews of Books-con2in ued : British Pharmaceutical Codex - ; ‘The, 1923 576. Carbon Compounds Organic Chemistry or the Chemistry of the -. Vol. I I I . The Chemistry of the IIeterocyclic Compounds. V. Von Richter 354. Carotinoids Pigments ; - and Related. The Chromolipoids. L. S. Palmer 150. Cellulose - ; Researches on. Vol. IV. (1910-1921).C. F. Cross and C. Dorte 196. Cements ;Irtificial Stone ; - and. J . Watson 246. Chemica Applicata Alerceologia e di - ; Dizionario di. Vol. I. A t o Cuscuta. C;. V. Villavecchia and others 631. Chemical Analysis Systematic Qualitative -; -A. G. W. Sears 47. Chemical Constitution Organic Compounds ; Absorption Spectra and - of. 1. M. Heilbron E. C. C. Haly and A. W. Stewart, 295. Chemical Phenomena Surface Tension and Surface Energy and TheirInfluence on -. R. S. IYillows and E. Hatschek 409. Chemical Students Practical Bacteriology for -. D. Ellis 514. Chemistry Applied - ; A Dictionary of. Vol. IV. ; L-Oxyclisilin. E. Thorpe 144. Chemistry ___ ; Inorganic and Organic. C. L. Bloxam 513. Chemistry College -; Second Year. W. H. Chaplin 296.Chemistry Colloid __ Bibliography of. Vol. IV. S. P. Mullikin 467. Chemistry Inorganic and Theoretical - ; Comprehensive Trcatise on. J . W. AIellor 407. Chemistry Inorganic - ; A Text Book oi. G. S. Newth 408. Chemistry Organic - ; Theories of. F. Henrich 296. Chemistry Plant Products ; ,4n Introduction t o thc ~ of. Vol. IL Metabolic Pro-cesses. P. Haas and T. G. Hill 50. Chemistry Practical Physical - . A. Findlay 573. Chemistry Progress of Applied - ; Reports on the. Vol. VII. for 1922 411. Chemistry Systematic Organic ~ . A. I f r . 11. Cumming I. V. Hopper and ’T. S. Wheeler 632. Chemistry Tangle -~ Unravelled ; The. F. \V. Gray 242. Chemist’s Year-Book - 1923 ; The. F. W. Atack 354. Chromolipoids Carotinoids and Related Pig-ments.The -. L. S. Palmer 150. Codex Pharmaceutical __ ; The British, 1923 576. College Chemistry Second Uear -. \V. H. Chaplin 290. Colloid Chemistry Bibliography of -. H. N. Holmes 467. Colloid Chemistry Laboratory Manual of -. H. X. Holmes 49 xliv INDEX TO VOLUME XLVIII. Reviews of Books-conlz?z:ied : Colloid Chemistry Theoretical antl ,lpplied -__ ; An Introduction to. i V . Ostwald, 515. Colouring Matters Industrial Chemistry : Monographs on. Synthetic -~ . Vat Colours. J. I’. Thor-pe and C’. K. Ingold, 470. Colouring Matters Synthetic ; 1)yestuffs L)erivecl from Pyridine Quinoline Acridine and Xanthene. Colours lndustrial Chemistry ; ~\Ionographs on. Syntlietic Colouring llatters. Vat . J. 1;. Thorpe and C’.I<. Ingold 470. Constants - - and Numerical Oata ; Annual 1 ables of ; Chemical Physical ant1 Techno-logical. 46. Control and Research Laboratories ~ : Official Methods iii. \-c)I. I. (Siwctrum Xnal y si s Abso rp t io n 1 <(I f rac to -nietry Polarimetrj,). J. S. Goldsmith, S. J. Ixwis and F. ’fn.)-man loti. Dictionary Applied Chernistrj- ; A - o f . \-ol. 11’. ; I -Oxydisilin. E. ‘Thoqx 144. Dizionario hlerceologia. e t l i Chemica Xppli-cata ; __ di. Vol. I. :\ to C‘uscuta. G. 1 Villavecchia. and others 631. Drugs Foods ant1 ; The 1Iicroscopical Ikiminatoii o f . H. G. Greenish $Hi. Dyestuffs Synthctic Colouring llatters ; -Derivctl from Pyridine Quinoline .?icridine and Santhene. Emulsification EInulsioiis ant.1 - -- ; The Theory of.\Y. Clayton i 4 i . Emulsions Emulsification ; Thc Thcory of -__ and I\‘. Clayton 1-1i. Essential Oils Artificial Perfumes ; The Chemistry o f - and. I J. Parry 97. Flavouring Materials __- Satural and Synthetic. A4. Clarke 118. Food and Drugs Acts Sale o f -- Bell’s. C. F. I,loycl with Chemical Sotes b! 13. A. ICobinson 4 10. Foods Drugs ; The JIicroscmpical Esnmina-tion of I__ - ancl. H. (;. (;reenish $16. Gasworks Chemistry Jloilern (; Wey-man !M. Gelatin (;he anti Tlic Chemistry antl Technology o f . Glue Gelatin ; The Chemistry and Technology o f _- antl. Heterocyclic Compounds Organic Chemistry, or the Chemistry of the Cnrlmn Compountls. Vol. I I I . ‘The Chemistry o f the --. V. von Richter 354. Human Physiology 1Sio-Chemistrj- i n I<elation t o _- ; 1;undamcntals of.T. K. Parsons, 2-11. Hydrochloric Acid Sxltcakc ‘The 3Ianu-facture of antl. -A. C. Cuinniing 516. Industrial Chemistry ~Ionograplis 011 -. Synthetic Col(:uring l[attc>rs. 1 - a t (‘olours. 1. 17. Thorpe a n t l C. I<. Ingold 470. I d --. L. Blosani 513. J . T. HeIvitt 245. J. S pec t ra , 1. T. HeIvitt 245. I<. H. Hogue :WO. t i . H. Hoglie 300. C. .A. J l i t c h ~ l l 134. Inorganic and Organic Chemistry ; . c. Reviews of Books-cmzti>ii!ed : Inorganic and Theoretical Chemistry Compre-hensive Treatise on __ ; :\. Vol. 111. J. TV. Jlellor 407. Inorganic Chemistry Text-13ook o f __ ; A. G. S. hTewth 408. Laboratory Manual Colloid Chemistry ___ o f . li. S.Holines -49. Lakes Wisconsin ; The Inland o f . The Plankton. I. Tts Quantiti- and C,hemical Compxition. 1:. -4. Rirge and C. Juday, 131. Medical Research Laboratories Park I )avis & (o. 1)etrioi t AIich. ; C.ollccted Papers from the - ~ o f 472. Merceolcgia Chemica -4pplicata Ilizionario tli - e tli. G. V. Yillavecchia a n t l Others 031. Metabolic Processes Plant Products ; An Introduction to t h o Chemistry of. Vol. II., -. P. Haas antl T. G. Hill 50. Mi,croscopical Examination Foods and Drugs ; The __- of. ti. G. Greenish !K. Modern C;asn:orks Chemistrq-. G. Weyman, 98. Nitrogen Industry - - ; The. British .\ssociation Reports (Hull AIecting 1922), So. 14. Nitrogen Industry ; The. J. N. Part-ingtcn and I,. 11. Parker 147.Numerical Data Constants and ~- ; Annual Tables of Chemical PhJ-sical and Techno-logical 4Ij. Official Methods Control and Research 1,aboratories -__ in. \rol 1. (Spectrum, :\nalysis Alxorption Spectra Hefracto-metry P:)larinietry). J . S. Goldsmith, S. J. Le\\-is and 1:. Twynian 196. Organic Chemistry Carbon Compounds ; -, o r the Chemistry of the \‘ol. III. The (. hemis t r J ( )f the H c t c roc y c li c Coin pou lids. V. Von Richter 334. Organic Chemistry Systematic - .- ; A. IT 11. Cunirning7 I. V. Hopper and T. S. \\’heeler K32. Organic Chemistry Theories of --. F. Henrich 2:Ili. Organic Compounds Absorption Spectra and Chemical Constitution o f . I. RI. Heil-bron E. C’. C. Baly and -4. iY. Stewart, 295. Organic Compounds Pure - ; .Itlentifica-tion of. j.01. I\:. S. P. >IulIilcin 4i6. Organic SJ-nthescs. Vol. I I. J . J<. Conant, 2-13. Oxidations .\nima.l Body ; - antl Reduc-t i o x in the. FI. D. Dalcin. 297. Paracelsus Theophrastus Bornbastus Von [Hohenheim Called --. His Personality and Intlucnce as Physician Chemist and Iieformcr. J. >I. Stillman 353. Parfums Synthetiques Technique Industrielle des ~ La. I<. Sornct 633. Park Davis & Co. Nedical Iiesearcli Labora-tories of - Detroit Mich. ; Collected Papers f r m i the 472. 1.01. I. X to Cuscuta. I:. -\. Reynold 355 INDEX TO VOLUME XLVIII. xlv Reviews of Books-continued : Perfumes Essential Oils and Artificial - ; The Chemistry of. Pharmaceutical Codex British __ ; The, 1923 576. Phase-Rule Applications ; The - and its.A. Findlay 575. Physical Chemistry - ; Practical. A. Findlay 573. Physiology Bio-Chemistry in Relation to Human -; Fundamentals of. T. R. Parsons 244. Pigments Carotinoids and Related --. The Chromolipoids. L. S. Palmer 150. Plankton The Inland Lakes of Wisconsin. The -. I. Its Quantity and Chemical Composition. E. A. Birge and C. Juday, 151. Plant Products Chemistry of - ; An Intro-duction to the. Vol. II. Metabolic Pro-cesses. P. Haas and T. G. Hill 50. Pyridine Synthetic Colouring Matters. Dye-stuffs Derived from - Quinoline Acri-dine and Xanthene. Qualitative Chemical Analysis Systematic -; A. G. W. Sears 47. Quinoline Synthetic Colouring Xatters ; Dyestuffs Derived from Pyridine -, Acridine and Xanthene.J. T. Hewitt, 245. Reductions Animal Body ; Oxidations and - in the, Reports Applied Chemistry ; - on the Progress of. Research Laboratories Control and - ; Official Methods in. Vol. I. (Spectrum Analysis Absorption Spectra Refracto-metry Polarimetry). J. N. Goldsmith S. J. Lewis and F. Twyman 196. Rubber Analysis of -; The. J. R. Tuttle 99. Sale of Food and Drugs Acts Bell’s -. C. F. Lloyd with Chemical Notes by K. A. Robinson 410. Saltcake Hydrochloric Acid and - ; The Manufacture of. Second Year College Chemistry. W. H. Chaplin 296. Spectrum Analysis Wave-Length Tables for -. F. Twyman 633. Standard British Chemical - ; New. Basic Slag “ A ” (Analytically Standardised Sample) 151. Starch Products Starch and -.H. A. Auden 246. Stmch - Products ; - and. H. A. Auden 246. Watson 246. Students Bacteriology for Chemical - ; Practical. D. Ellis 514. Sulphur Dioxide Sulphuric Acid and - Raw Materials. Vol. I. W. Wyld 468. Sulpharic Acid Sulphur Dioxide Raw Materials ; - and. Vol. I. W. Wyld, 468. E. J. Parry 97. J . T. Hewitt 245. H. D. Dakin 297. Vol. VII. for 1922 411. A. C. Cumming 516. Stone Cements and Artificial - - J. Reviews of Books--continued : Surface Energy Chemical Phenomena ; Sur-face Tension and - and Their Influence on. R. S. Willows and E. Hatschek 409. Surface Tension Chemical Phenomena ; -and Surface Energy and Their Influence on. R. S. Willows and E. Hatschek 409. Syntheses Organic -. Vol. 11. J. B. Conant 243. Synthetic Colouring Matters Industrial Chemis-try ; Monographs on - .Vat Colours. J F. Thorpe and C. K. Ingold 470. Synthetic Colouring Matters - ; Dyestuffs Derived from Pyridine Quinoline hcridine and Xanthene. J. T. Hewitt 245. Tables Constants and Numerical Data ; Annual __- o f ; Chemical Physical and Technological 46. Tables Spectrum Analysis ; Liave-Length - for. F. Twyman 633. Technique Industrielle Parfums Synthbtiques ; La - des. R Sornet 633. Technology Glue and Gelatin ; The Chemis-try and ___ of. R. H. Bogue 300. Theoretical and Applied Colloid Chemistry : Introduction to -; An. W. Ostwald, 515. Theoretical Chemistry Inorganic and - ; A Comprehensive Treatise on. Vol. 111. J. W. Mellor 407. Vat Colours Industrial Chemistry ; Mono-graphs on.Synthetic Colouring Matters. -. J. F. Thorpe and C. K. Ingold 470. Water Boiler Feed -. P. G. Jackson 199. Wave-Length Tables Spectrum Analysis ; - for. F. Twyman 633. Wisconsin Inland Lakes of - ; The. The Plankton. I. Its Quantity and Chemical Composition. E. A. Birge and C. Juday, 151. Xanthene Synthetic Colouring Matters Dye-stuffs Derived from Pyridine Quinoline, Acridine and -. Year-Book Chemist’s - 1923; The. F. W. Atack 354. Rhizopus Sweet potatoes ; Species of -responsible for the decay of. J. I. Lauritzen and L. L. Harter 614. Rhizopus tritici Decaying sweet potatoes , Production of acid by - in. H. A. Edson, 614. Rhododendron Poisoning. S. W. Hardikar 184. Rhubarb Oxymethylanthraquinones in aloes and - Detection of.M. Lestage 334. Rice Hulls Bran ; Microscopic method for estimation of - in. B. H. Silberberg 186. Rice Polishings Yeast and -; Vitamins from. C. Funk R. Harrow and J. B. Paton, 561. Robinia Pods - ; Toxic properties of. E. M. Holmes 233. Rocks Alkalis in - ; Indirect estimation of. F. Walker 626. Rosin Powdered - stored in closed con-tainers ; Changes in. F. P. Veitch and W. F. Sterling 459. J. T. Hewitt 245 xlvi INDEX TO VOLUME XLVIII Rowett Institute The -. First Report. 1922, 69. Rubber Goods Total sulphur in - ; Estimation of. S. Collier M. Levin and R. T. hlease, 569. S ‘‘ Saccharin ” Para-acid (p-sulphaminobenzoic acid) in comnicrcial- ; Estimation of. 0. Heyer 608. Saffron Adulterants ; ___ antl its. G. Pierlot, 389.Sale of Food and Drugs Acts ~ . Extracts from the Annual Report of the Ministry of Health for 1922-1923 and Abstract of Reports of Public Analysts for the Year 1922 601. Salford County Borough of -. Annual Repwt of the Borough Analyst for 1921. G. D. Elsclon 115. Salford County Borough of -. Report on Insurance Act Dispensing. G. D. Elsdon 264. Salol Certain medicinal phenolic esters ; Micro-dlemical identification of. Benzonaphthol, - Betol Cresalol Salophene. M. G. Deniges 228. Salophene Certain medicinal phenolic esters ; Microchemical identification of. Benzonaph-Deniges 228. Salts Didymium in cerium - ; Detection and estimation of. L. Dede 626. Salvarsan Seo- __ ; Reaction of. K. Scher-inga 183. Samples Jlaterial dissolved from glass con-tainers ; Contamination of water - with.W. D. Collins and H. B. Riffenburg 132. Sampling Coal ; The - of ; The general problem and some experiments. T. H. Coste, E. R. Andrew and W. E. F. Powney 580. Santonin Sources of - ; New. A. Viehoever and R. G. Capen 559. Santonin Wormseed ; Estimation of ___ in. L. M. van den Eerg 559. Saponin Tablets - ; Analysls of. M. Franqois 30. Saponins Yeast cells; Action of - on. F. Boas 36. Sarcobatus vermiculatus Grcasewood - ; Toxic constituent of. Schiff’s Reagent Acrolein ; Use of - in the quantitative estimation of. C. Moureu and E. Boismenu 189. Scientific Instruments - ; Journal of 200, 578. Scottish Board of Health Botulism at Loch Maree 118. Sea Water Magnesium in one drop of -; Rapid estimation oi.G. Deniges 92. Sediment Milk ; The estimation of dirty -in (Notes). Seeds Afzelin Africana ; The - of. A. Diedrichs and €3. Schmittmann 125. Seeds Apple -; Respiration of. G. T. Harrington 186. thol Salol I3eto1 Cresalol - . M. G. J. F. Couch 84. A. R. Tankard 444. Seeds Certain field weeds ; - and fruit of. J. Greger 622. Seeds Chydennnthzis escrlsus ; - of. M. Duyster 455. Seeds Small objects ; New Respirometer for - antl other. G. T. Harrington and 11‘. Crockcr 187. Selenium Copper from - ; Separation of. A. Angeletti 463. Selenium ~ ; Estimation of. L. Losana 44. Selenium ‘Tellurium iron and copper ; Electro-metric titration of - in presence of. H. H. Willard and F. Fenwick 349. Semi-Carbazides Iodine on certain substituted - and its application t o their estimation ; Action of.A. Doucet 347. Sensitive Test Phosphoric acid ; - for. F. Feigl 93. Sensitiveness Cyanide reactions ; - of somc. J. B. Ekeley and I. C. Macy 183. Serum Calcium in - by the Kramer-Tisdall method ; Estimation of. F. F. Tisdall 502. Serum Magnesium in -__ ; Micro-estimation of. St. Gadient 616. Serum Proteins Refractometric estimation of -. €3. S. Neuhausen and D. M. Kioch, 282. Shoe-Leathers Wearing qualities of - 621. Silage Acids in - ; Estimation of the. E. Crasemann 287. Silage Pigment of - ; Kature of the. H. E. Woodman 345. Silica IVaters ; Estimation of - in. F. Diknert and F. Wandenbulcke 398. Silicates:. - and silicic acids ; Magnetic analysis of.P. Pascal 45. Silicic Acids Silicates and ~; Magnetic analysis o f . P. Pascal 45. Silt Nile ~- ; Titanium in. E. Griffiths- Jones, 320. Silver Halides Chloride bromide and iodide in mixed ~ ; Qualitative separation of. H. Schmalfuss 294. Silver Halogen ion titration ; Indicator for -and. K. Fajaus 401. Silver Nitrate Cobalt with - ; Electrometric titration of. E. Muller and H. Lauterbach, 140. Silver Nitrate Nickel with - ; Electrometric titration of. E. Miiller and H. Lauterbach, 42. Simultaneous Equations Avoidance of - ; An (=\Totes). A. Fairbourne 263. Sliding Scales Strong liquids by dilution and use of aliquot parts ; - for the convenient titration of. Smoke Leaves and - of untreated German-grown tobacco ; Nicotine content of the.H. Rhode 334. Soaps Detergent action of - ; Method for determining the. J. W. McBain R. S. Har-borne and A. M. King 568. Society of Chemical Industry Society of Public Analysts and other Analytical Chemists and of the Nottingham Section of the -; Joint Meeting of the 63. C. H. D. Clark 61 164 211 IXDEX TO VOLUME XLVIII. xlvii Society of Public Analysts and other Analytical Chemists Nottingham Section of the Society of Chemical Industry ; Joint Meeting of the -and of the 63. Society of Public Analysts and other Analytical Chemists Proceedings of the 1923 1 53 101, 153 201 249 303 357 413 473 519 579. Sodium Biochemical work ; Estimation of __ in. A. Blanchetihe 456. Sodium Carbonate Free ammonia in waters ; The addition of __ before estimating (Xotes).A. W. Knapp 486. Sodium Chlaride Mercury by means of - ; Volumetric estimation of. Analysis of cinna-bar and organic mercury compounds. E. VotoCek and L. KaSparek 192. Sodium Chromate Conductivity titrations by means of Sodium Cresylate - ; Estimation of. E. Insard 228. Sodium Formaldehydesulphoxalate __ ; Titra-tion of. B. Salkin 507. Sodium Hydrosulphite I_ ; Iodimetric esti-mation of 294. Sodium Hydrosulphite __ ; Purification of. W. G. Christiansen and A. J . Xorton 90. Sodium Hydroxide Solutions Concentrated sulphuric acid and -I_ . -4pparatus for delivering. K. C. Abbott 407. Sodium Hypobromite Ammonia and __ ; A quantitative study of the limitations of the reaction betw-een. Dinshaw Kattonji Nanji and W S.Shaw 473. Sodium Hypochlorite Methyl alcohol by means of __- ; Purification of. R. C. Menzies, 133. Sodium Oxalate Solution Dilute __ ; Stability of. E. S. Hopkins 191. Sodium Perborate - ; Analysis of. H. Burkardt 194. Sodium Picrate and Tartrate Crystals Potassium and - ; Microscopical appearance of. E. Justin-Mueller 512. Sodium Potassium from - by the perchlorate method ; Separation of. G. F. Smith 627. Sodium Tungstate Proteins from cereal extracts by means of --; Precipitation of. L. A. Kumsey 220. Soft Resins Hops ; Estimation of the - in. T. K. Walker 399. Soil Bacteria in a ~ ; The Whittles vibration method of obtaining a suspension of the. H. G. Thornton 455. Soil Bacteria in - . Estimation of the number of. Soil Carbon in - ; Estimation of.L. J . Simon 398. Soil Colour changes in alkaline pyrogallol solution ; Oxygen-supplying power of the -as indicated by. L. M. Hutchings 618. Soil Humus and fatty matters of the - ; Investigation by means of pyridine of the. M. Piettre 345. Soil Xitrates in - by the phenol-disulphonic acid method ; Estimation of. C. T. Giming-ham and R. H. Carter 287. I. M. Kolthofi 139. C. L. Whittles 280. Soil Separates Colloids in __ ; Microscopic estimation of. W. H. Fry 619. Soil Types Mineralogical examination of soils and its use in determining __ ; Method of. J . Hendrick and G. Newlands 286. Soils Flocculation of -. 111. N. hl. Comber, 132. Soils Humus in - ; Comparative study of certain methods of estimating. V.Agafonoff, 566. Soils Humus - ; Mechanical analysis of. G. W. Robinson 84. Soils Hydrogen-ion concentration in __ . Colorimetric determination of the. C. ‘1.: Gimingham 287. Sods Mechanical analysis of __ and other dispersions ; Kew method for the. G. M’. Robinson 83. Soils Soil types ; Method of mineralogical ex-amination of - and its use in determining. J. Hendrick and G. Newlands 286. Soils Sour -; Modified test for. K. 3T. Comber 132. Solanin Content Potatoes ; High - of lZ. Bijmer and H. Mattis 454. Solanin Potatoes rich in - ; Injurious. C . Griebel 454. Solids Gauze dish ; Estimation of __ o r moisture by means of a. A. Seidenberp, 466. Soluble Sulphides Sulphur in _I ; Electro-metric estimation of. H. H. Willard and F. Fenwick 240.Solutions Carbon content of - ; Estimation of the. J . Keedham 505. Solutions Tannin extracts ; Measurement of the colour of brown __- with special reference to. H R. Procter 405. Solvents Copra cake with __ ; Extraction o f . A. P. West 36. (Sorghum) ,Kernels Milo and Feterita , Composition of. J . L. Bidwell L. E. Bopstand J . D. Bowling 125. Sour Soils Test for -; Modified. N. AT. Comber 132. Sourness Acids occuring in foods and in wine ; The - of. T. Paul 334. Soya Bean Oil - ; Composition of. W. I;. Baughman and G. S. Jamieson 126. Soya Beans Bulgarian -. A. Zlataroff and I. Trifonow 125. Soya Beans Linseed meal wheat meal - and red clover hay ; Quantitative estimation of amino acids 01. T. S. Hamilton N. Uyei, J . R.Raker and H. S. Grindley 234. Sparteine Tablets ; Estimation of - in. P. W. Jewel 560. Specific Gravity Coke ; Determination of the true - of. H. J. Ross 38. Specific Gravity Gases in small quantities ; Apparatus for the measurement of the -of. A. Blackie 141. Specific Gravity Normality of a solution of sulphuric acid horn its - ; A formula for the determination of the (Notes). C. C. Roberts 381 xlvi i i INDEX TO VOLUME XLVIII. Spectograph Fkry - ; Simplified 94. Spectrophotometric Estimation Aromatic amino compounds ; -of. W. E. Mathewson 227. Spectrophotometric Identification Dyes ; -of. W. C. Holmes 572. Spectroscope Carbon monoxide in blood ; Cali-bration of the reversion __ for the estimation of. H. Hartridge 341. Spinacene - its oxidation and decomposi-tion.A. C. Chapman 400. Spirits Phthalyldiethyl-ester - ; Detection of. S. Eilles 558. Spirits Diethylphthalate and phthaleins in -; Detection of. Spores Upper air ;- in the. E. C. Stakman and Others 615. Squalene - ; Chemical constituents of. R. Majima and B. Kubota 400. Stalagmometry Viscometry ; - and. F. V. von Hahn 362. Standard Cream cheese ; Test case to secure a ~ for (Legal Notes) 383. Standard “ Crude Fibre ” Types Flours by means of - ; Estimation and identification of. -4. Fornet 73. Standard Solution Phosphorus by means of a - of methylene blue ; Volumetric estima-tion of small amounts of. W. M. Thornton, Jun. and H. L. Elderdice Jun. 241. Standardisation Physiological -. J. S. White, 303. Standardisation Quillaia preparations ; Inter-national - of.J . Cofman-Nicoresti and S. 13. Tallantyre 497. Standardising Titanous solutions ; Electro-metric ___ of. W. S. Hendrixson and L. M. Verheck 4 1 . Standards Creatine and creatinine ; Preparation o f - for the estimation of. G. Edgar 394. Starch Barley and wheat ; Estimation of -in. A. R. Ling E. H. Callow and W. J. Price, 29. Starch Content Interfering polysaccharides ; Estimation of - in the presence of. G. P. Walton and M. R. Coe 452. Starch Interfering polysaccharides ; Estima-tion of - in presence of. G. P. Walton and M. R. Coe 276. Starch Plant tissues ; Estimation of small amounts of - in. Starch Potatoes ; Estimation of - in. A. R. Ling and W. J. Price 554. Starch Strength of wheat flour ; Influence of - on the.J. H. Ruchanan and G. G. Naudain 606. Starch Zamia -. Starches Weights of their grains ; Estimation of L_ by the. L. Lindet and P. Nottin 332. Statutory Rules and Orders - 1922 No. 1332. Dairy England 27. Steel Sulphur in iron and ~ ; Estimation of. F. Nikolai 43. Steel Vanadium in - ; The volumetric esti-mation of. Steels Arsenic in - ; New method of esti-mating. R. L. Calvert 75. F. E. Denny 220. T. E. Wallis 219. A. T. Etheridge 588. C. Mazzetti and P. Agostini 402. Stepney Metropolitan Borough of -, Sterol Content Cow’s milk ; The - of. Sterols Reactions of - ; New. Annual Report of the Borough Analyst for 1922. H. Hawley 381. F. W. Fox and J. A. Gardner 227. G. S. Whitby, 226.edible fats ; Some observations with regard to the. D. \\‘. Steuart 155. * Stone Work Department of Scientific and Industrial Research. Preservation of -, 327. Stored Fruits Pectic constituents of -; Changes occurring in the. M. H. Carri. 34. Strength Flour ; Action of malt and malt ex-tract upon the - of. F. A. Collatz 219. Strength Wheat flour ; Chemistry of the -of. H. E. Woodman 72. Strength Wheat Flour ; Influence of starch on the - of. J. H. Ruchanan and G. C;. Naudain 606. Strong Liquids Convenient titration of ~ by dilution and use of aliquot parts ; Sliding scales for the. Strontium Natural brines ; Presence of barium and - in. Strophanthin Ouabain ; Properties and re-actions of __ and. M. Tiffeneau 182. Sublimation Analytical procedure ; ___ as an.J . Hortvet 406. Substances Growth-promoting and anti-rachitic functions of certain - ; Relation between the. H. Goldblatt and S. S. Zilva 612. Substances Invertase ; Efficiency of __ in-hibiting the action of. Substances Molecular weight of - in alco-holic solution from the elevation of the flash point; Determination of the. R. Wright, 46. Substances Viscosity of highly viscous __ ; Apparatus for determining the. G. V. Derfeld, 630. Substitute Camphorated oil - (Legal Notes), 172. Sugar Analysis Tables for -. G. D. Elsdon, 435. Sugar Blood ; Estimation of - in E. G. B. Calvert 230. Sugar Blood ; New method for the estimation of - in. Denigks 343. Sugar Cresol ; Detection of - in condensed waters by means of.Sugar Formic acid by caramelisation of cane -; Formation of. S. G. Simpson 607. Sugar Groups Acids derived from the different - ; Reaction distinguishing between. L. J . Simon and A. J. A. Guillaumin 74 Sugar Native Malay __ (Pula MaZacca) ; The composition of (Notes). H. Lowe and A. Houlbrooke 114. Sugar Products Caramel in - ; Estimation of. A criticism of the Ehrlich method. G. P. Meade 223. Sugar Products Gums in - ; Estimation of. H. T. Ruff and J. R. Withrow 74. Sterols Unsaponifiable matter and - of C. H. r). Clark 61 164 211. A. G. Francis 315. E. H. Harvey 131. G. E. Stevens 344 INDEX TO VOLUME XLVIII. xlix Sugars Etliylgalactoside-B in the presence of a large proportion of reducing - ; Isolation of. J. Charpentier 333. Sugars Fehling solution ; Action of alkaline earths upon the estimation of - by.L. Eynon and J . H. Lane 277. Sugars Iodine ; Estimation of - by the use of. F. A. Cajori 73. Sugars Methylene blue as internal indicator ; Estimation of reducing - by means of Fehling solution with. J. 13. Lane and L. Eynon 220. Sugars Reducing - ; Electrometric titration of. W. L. Daggett A. W. Campbelland J . L. Whi tman 2 7 7. Sulphated Waters Essex ; ___ of. J . C. Thresh 82. Sulphates Potassium by the perchlorate and cobaltinitrite methods and on the removal of -_ ; Further notes on the estimation of. R. L. Morris 250. Sulphides Mineral waters containing __ . Rapid estimation of iodine in. RI. J. Dubief: 285. Sulphides Sulphur in soluble -; Electro-metric estimation of.H. H. Willard and F. Fenwick 240. Sulphite Thiosulphate even in presence of __ ; Colorimetric estimation of traces of. 0. Hackl 350. Sulpho-Chromic Oxidation Chromic oxide in the -; R61e of. L. J . Simon 37. Sulphonphthalein Indicators Hydrogen-ion con-centration ; New - for the determination of 401. Sulphur Dioxide Cattle foodstuffs after fumiga-tion ; Xote on the presence of - in H. A. Peacock 160. Sulphur Inorganic and organic compounds ; Estimation of -- arsenic and antimony in. F. Feigl and K. Schorr 623. Sulphur Iron and steel ; Estimation of - in. F. Nikolai 43. Sulphur Organic compounds ; Estimation of ~ in. W. F. Hoffman and R. A. Gortner, 289. Sulphur Organic compounds ; Method for the simultaneous estimation of - and halogen in.C. S. Leonard 188. Sulphur Rubber goods ; Estimation of total -in. S. Collier RI. Levin and R . T. Mease, 569. Sulphur Soluble sulphides ; Electrometric esti-mation of. H. H. Willard and I;. Fenwick, 240. Sulphuric Acid and Sodium Hydroxide Solutions : Delivering concentrated -; Apparatus for. R. C. Abbott 407. Sulphuric Acid Normality of a solution of -from its specific gravity ; A formula for the determination of the (Notes). C. C. Roberts, 381. Sulphuric Acid Test Fish liver oils ; Note on the - for. N. Evers and H. J. I;oster 58. Sulphuric Acid Test Liver oils ; The - for. A. Harden and R. Robison 226. Sulphurous Acid Permanganate Electrometric titration of - with. W. S. Hendrixon and L. M. Verbeck 93.Sunflower Seed Oil - ; Composition of. G. S. Jamieson and W. F. Baughman 126. Superannuation Act Local Government and other Officers’ - 385. Supersaturation-Time Reactions ; Quantitative analysis by measurement of - of. H. Roder, 93. Surface Tension - balance. Apparatus for the rapid measurement of -. R. G. Green, 629. Sweetened and Unsweetened Condensed Milk : Department of Scientific and Industrial Research. Food Investigation Board. Studies in - 448. Sweetmeats Eastern - ; Composition of. A. Heiduschka and P. Zywnev 332. Sweet Potatoes Dccay of - ; Species of Rhizopus responsible for the. J. I. Lauritzen and L. L. Harter 614. Sweet Potatoes Maltose in - during cooking ; Formation of. Sweet Potatoes Rhizopus tritici in decaying - ; Production of acid by.H. A. Edson, 614. ?mup “ Crystal - ” (Legal Notes) 600. Syrup Treacle ” - ; Disclosure of corn syrup (Legal Notes) 599. Systematic Procedure Acids ; - for the detection and separation of. 2. Karaoglanov and M. Dimitrov 623. H. C. Gore 553. T Tables Sugar analysis ; - for. G. D. Elsdon 435. Tablets Saponin - ; Analysis of. M. FranCois 30. Tablets Sparteine in - ; Estimation of. P. W. Jewel 560. Tannin and other Solutions Ultra-filtration of - . Tannin Extracts Colour of brown solutions with special reference to ~ ; Measurement of the. H. R. Procter 405. Tannin Test for __ ; Qualitative. E. Atkin-son and E. 0. Hazleton 38. Tannin Whiskey ; __ in. R. W. Scott 181. Tannin Wild cherry bark ; - of. J.L. C.Peacock and B. L. de G. Peacock 559. Tanning Extracts Ultra violet ; Absorption-spectra of -- in the. De La Brukre 351. Tanning Materials Adulterants ; Analytical characteristics of - _ _ and detection of. M. Jamet 135. Tanning Materials Analysis of vegetable - ; Effect of hydrogen ion concentration on the. J . A. Wilson and R. J . Kern 88. Tar Acids Phenol in mixtures of ~ ; Estima-tion of. Tartaric and Malic Esters Molybdic acid on the optical rotation o f ___ ; Action of. E. Darmois 346. R. J . Browne 569. \V. H. Hoffert 39 1 INDEX TO VOLUME XLVIII. Tellurium Dichromate method ; Volumetric estimation of - by the. V. Lenher and H. F. Wakefield 464. Tellurium Selenium in presence of - iron and copper ; Electrometric titration of. H.H. Willard and F. Fenwick 349. Temperature Coefficient American turpentine ; The - of the refractive index of (Notes). T. F. Harvey 19. Temperature Indicators Dyes as ~ ; Use of. P. A. Kober 673. Terpenes Pinene and other __ ; Effect of fuller's earth on. Tetryl and TNT Mixtures - ; Analysis of. C. A. Taylor and W. H. Rinkenbach 236. Tetryl Proportions of TNT and - from the freezing point curve ; Estimation of the. C. A. Taylor and W. H. Rinkenback 137. Theobromine Boiling chloroform ; Extraction o f ~ and caffeine with. 0. P A. H. Schaap, 76. Theobromiqe Cocoa ; Xew method for estimat-ing - in. T. Ugarte 388. Thermostats ; Control of. D. J. Beaver m d J . J . Beaver 352. Thiocyanate Platinum palladium etc. with ___ ; Precipitation of.W. N. Iwanoff 293. Thiosulphate Traces of - even in presence of sulphite ; Colorimetric estimation of. 0. Hackl 3.50. Thorium Uranium from ~ and rare earths in pitchblende ; Separation of. W. Riss 626. Thyroid Gland Powdered ___ ; Analysis of, and detection of adulterants. R. Fabre and H. Penau 182. Tin Antimony and __ ; Microchemical sepa-ration of. ,4. P. Ortodogsu and 31. Ressy 510. Tin Canned Foods ; ~ in (Legal Notes) 326. Tin Cupferron ; Separation of -__ from other metals and estimation of __ by means of. N. H. Furman 626. Tinctures Iron salts with - of various Boleti ; Colour reactions of. Tinned Peas Copper Sulphate in __ (Legal Xotes) 267. Tissue Carbohydrates of plant ~ ; Effects of the method of dessication on the. I<.P. Link and W. E. Tottingham 187. Tissues Starch in plant - ; Estimation of small amounts of. Titanium Nile silt ; - in. E. Griffiths-Jones 320. Titanium Pigments - ; Analysis of. L. E. Barton 403. Titanium Trichloride Solution Triphenylmethane and azo dyes by means of __ ; Analysis of. W. S. Calcott and F. L. English 620. Titanous Solutions Standardising of - ; Electrometric. W. S. Hendrixson and L. M. Verbeck 41. Titratable Alkali Dinitrosalicylic acid ; Estima-tion of the - of the blood with. J . B. Sumner R. S. Hubbard and L. L. Finner, Titration Electrometric ~ ; New vessel for. W. T. Bovie 143. C. S. Venable 235. R. Gruyot 560. F. E. Denny 220. 363. Titration Electrometric - ; Simple apparatus for. Titration Methods Dyestuffs by - ; Valua-tion of.Titrations Barium chloride ; Conductivity -by means of. Tobaoco Extracts Nicotine in tobacco and - ; Estimation of. Tobacco Nicotine in - and - extracts; Estimation of. 0. M. Shedd 610, Tobacco Nicotine in ~ and in - smoke ; Estimation of. Tobacco Smoke Nicotine in tobacco and in - ; Estimation of. 31. Popp and J . Contzen, 33. Tobacco Untreated German-grown -__ ; Nico-tine content of the leaves and smoke of. H. Rhode 334. Tolidine ~- ; Estimation of. S. Palkin 619 Toxic Constituent Greasewood (Sawohatus verwzi-cdatzts) ; - of. J . F. Couch S4. Toxic Organic Combustion Products Effluents ; Detection of ~ in. Toxic Properties liobinia pods ; of. E. M. Holmes 233. W. E. Garner and C. A. Waters 142. R.B. Brown and H. Jordan 570. I. M. Kolthoff 40. 0. M. Shedd 610. 331. Popp and J . Contzen 33. A. Gregoire 397, Toxicity Cadmium ; - of 284. Toxicity Mercuric cyanide ; Contribution to the 13. Fabre and J . Josset study of the - o f . 565. Toxicity Methyl alcohol ; __ of 344. Toxicity So-called poisonous greensand ; Cause of the ~ of. Toxicological and Forensic Abstracts 1923 : 184 233 282 344 396 457 502 565 618. Toxicological Examinations Renzoyl radical in - - for alkaloids ; Diazotisation of the. H. Peeker 502. Toxicological Importance Xanthylated deriva-tives of veronal and hypnotics of thc barbituric series ; Hydrolysis of the and its -. R. Fabre 284. Transparent Preparations Coal for microscopic investigations ; ~ of. J Lomax and J R.Lomax 630. Treacle " Syrup __ " ; Disclosure of corn syrup (Legal Notes) 599. Trinidad Notes from the Reports of Public Analysts -- 67. TNT and Tetryl Mixtures ~ ; Analysis of. C. A. Taylor and W. H. Rinkenbach 236. TNT Proportions of - and tetryl from the freezing point curve ; Estimation of the. C. A. Taylor and \V. H. liinkenback 137. Triphenylmethane Titanium trichloride solu-tion ; Analysis of - and am dyes by means of. Tropics Hypochlorite solution in the -; Alleged deterioration of (Legal Notes). 68. True Specific Gravity Coke ; Determination of the-of. H. J . Ross 38. Tryptophan - ; Estimation of. G. E. Holm and G. R. Greenbank 508. " Tuberculin Tested " Ministry of Health. Sale of Milk under Special Designations. " Certi-fied 'I-" Grade A - -" Grade A "-Pasteurised 120.J . 14'. Kelly 286. W. S. Calcott and F. I>. Englishj 620 INDEX TO VOLUME XLVIII. u Tung and Rape Oils Qualitative tests for - ; New. (Tug) Oil Chinese wood __ and linseed oil ; Heat treatment of. (Tug) Oil Refractive index of Chinese wood -with temperature ; Variation of. F. H. Rhodes and H. E. Goldsmith 506. Tungsten Molybdenum in __ ; Estimation of small quantities of. Tungsten Wire Hydrogen ion determin a t‘ ions ; ~ for. Turpentine Refractive index of American - ; The temperature coefficient of the (Notes). T. F. Harvey 19. A. W. Thomas and C. L. Yu 128. C. E. hlabery 459. W. J . King 349. 1. R. Baylis 512. U Ultra-Filtration Tannin and other solutions ; ___ of. Ultra Violet Absorption-spectra of tanning extracts in the -.De La Brukre 351. Ungerminated Barley Maltase in germinated and -. Presence of. A. R. Ling and D. K. Nanji 606. United States Department of Agriculture --. Food Inspection Decision 192. Mustard and Mustard Products 493. Unsaponifiable Matter Edible fats ; Some observations with regard to the ___ and sterols of. D. W. Steuart 155. Unsweetened Condensed Milk Department of Scientific and Industrial Research. Food Investigation Board. Studies in sweetened and - 448. Uranium Beryllium and __ ; Quantitative separation of. P. H. M. Brinton and R. B. Ellestad 194. Uranium Thorium and rare earths in pitch-blende ; Separation of - from. W. Kiss, 626. Urea Ammonia and ~ ih urine ; Estimation of.S. Levy-Simpson and D. C. Carroll 615. Urea Blood - ; Estimation of. J . A. Behre, 500. Urea Cows’ milk ; Estimation of - in Y . Morimoto 394. Urea Urease ; Estimation of ___ alone and in the presence of cyanamide by means of. E. J. Fox and W. J . Geldard 456. Urea Urease ; Estimation of __ by means of. G. M. Wishart 501. Urease Urea alone and in the presence of cyanamide by means of __ ; Estimation of. E. J . Fox and W. J. Geldard 456. Urease Urea by means of - ; Estimation of. G. M. Wishart 501. Uric Acid Blood ; Combined - in. A. R. Davis E. B. Newton and S. R. Benedict 80. Uric Acid Blood ; Revised method for the estimation of - in. Uric Acid Photochemical action in the Folin and Wu estimation of __; Error due to. H. Rogers 282.S. R. Benedict, 80. R. J . Hrowne 569. 0. Folin 79. Uric Acid - ; Estimation of. Urine Adrenalin and - . Quantitative Urine Ammonia and urea in - ; Estimation S. Levy-Simpson and D. C. Carroll 615. Urine Cystine in - ; Colorimetric estimation Urine Formic acid in __ ; Estimation of. E. Urine Urobilin in - ; Detection of. G. Urobilin Urine; Detection of - in. G. colour reaction given by. of. of. J . &‘I. Looney 82. M. Benedict and G. A. Harrop 81. Rodillon 36. Rodillon 36. H’. Friend 616. V Vacuole Contents Leaf cells ; Method for sepa-rate extraction of ____ and protoplasmic material from. Valve Bunsen - in connection with a filter pump ; Use of the. F. W. hshton 406. Vanadium Arsenic and phosphorus from -~ ; Separation of.Vanadium Iron and chromium ; Xew method for the electrometric titration of - in the presence of. H. H. Willard and F. Fenwick, 192. Vanadium Steel ; The volumetric estimation of - in. Vanillin Purity of ___ ; Determination of the. S. B. Phillips 367. Vegetable Oils Copper acetate ; Reaction of crude - with. Vegetable Oils Iodine values and refractive indices of some hardened - ; Relationship between the. J. J . Sudborough H. I. Watson and D. Y . Athawale 180. Vegetable Tanning Materials Hydrogen ion concentration on the analysis of ; Effect of. J. A. Wilson and E. J. Kcrn 88. Vegetables Oriental fruits and __ ; Presence of Vitamin C in some. Venezuelan Jaborandi __ ; Examination of a. 0. F. Black J . W. Kelly and W. \V.Stock-berger 129. Verona1 Xanthylated derivatives of - and hypnotics of the barbituric series ; Hydrolysis of the and its toxicological importance. R. Fabre 284. Vessel Electrometric titration ; New __ for. W. T. Bovie 143. Vibration Method Suspension of the bacteria in a soil ; The Whittles __ of obtaining a. H. G. Thornton 455. Vinegar - (Legal Notes) 544. Viscometry Stalagmometry and -. F. V. Von Hahn 352. Viscosity Highly viscous substances ; Apparatus for determining the - 01. G. V. Derfeld, 630. Viscous Substances Viscosity of highly - ; Apparatus for determining the. G. V. Der-feld 630. Vitamin A Content Lard obtained from hogs fed with a control ration ; - of. 31. G. Mallon and M. Clark 130. A. C. Chibnall 281. H. A. Doerner 625.A. T. Etheridge 588. W. H. Dickhart 224. H. Embrey 340 lii INDEX TO VOLUME XLVIII. Vitamin A Deficiency Blood platelet counting in - ; Technique of. W. Cramer A. H. Drew and J . C. Mottram 499. Vitamin A - ; Characteristics of. K. Kashima 78. Vitamin B Colour test for -. A. Jendrassik, 562. Vitamin B Frozen flesh food ; Presence of -in. A. M. Wright 611. Vitamin B Rats deprived of - ; Utilisation of carbohydrates by. H. A. Mattill 339. Vitamin B Rats ; Modified technique in estima-tion of - by use of. H. Steenbock M. T. Sell and E. M. Nelson 280. Vitamin B Source of -; Yeast as a. C. Kennedy and L. S. Palmer 36. Vitamin C Foods ; Protection of - in. E. F. Kohman 232. Vitamin C Oriental fruits and vegetables ; Presence of __ in some.H. Embrey 340. Vitamin C Oxidation of - ; Influence of reaction on the. Vitamin Content Palm-kernel meal ; Growth-promoting value and - of. A. J. Finks 611. Vitamin D -. T. B. Heaton 185. Vitamin Light ; Fat-soluble __ and the action of. Vitamin Preparations Commercial - ; Potency of. E. M. Bailey H. C. Cannon and H. J. Fisher 340. Vitamins Action of - ; Mode of. W. Cramer, 391. B-Vitamins Antineuritic and water-soluble - ; Identity or non-identity of. P. A. Levene and M. Muhlfeld 612. Vitamins Molluscs ; - in. Presence of the antiscorbutic factor in the oyster. (Mme.) Randoin 561. Vitamins Yeast and rice polishings ; - from. C . Funk B. Harrow and J. B. Paton $61. Volatile Acids Detection of -; General method for the.Volumetric Analysis Bromate in - ; Use of. 11. Influence of mercuric mercury upon bromic acid reactions. Volumetric Method Elementary analysis ; New - of. L. Hackspill and G. de Heeckeren, 504. Volumetric Standards Malic maleic and fumaric acids as -. N . A. Lange and H. Kline 133. S. S. Zilva 499. H. Steenbock and E. M. Nelson 499. G. Karaoglanov 293. G. F. Smith 462. W Water :Absorbent for ___ in organic analysis ; Alumina. as an. H. L. Fisher H. L. Faust and G. H. Waldcn 84. Water Analysis Abnormality found in - ; An (Kotes). R. C. Frederick 66. Water Analysis Abstracts 1923 82 132 186, 285 344 396 503. Water Atmospheric gases by - ; The absorption of. Water B. coli index of pollution of - ; Effect of Gambttsia tcffinis on the.I,. C. Havens and S. -4. Dehler 393. J . H. Coste 433. Water Carbon dioxide in drinking -; Esti-mation of. P. Lehmann and A. Keuss 503. Water Magnesium in one drop of sea -; Rapid estimation of. Water Mineral oils ; Estimation of - in. L. Losana 190. Water Nitrites in -; Detection of. A. Zlataroff 397. Water Pipes Corrosion in - ; New method of measuring. F. N. Speller and V. V. Kendall, 186. Water .Pollution Phenol-chlorine -. New reaction between phenol and chlorine. E. F. Kohman 397. Water Samples Material dissolved from glass containers ; Contamination of - with. W. D. Collins and H. B. Riffenburg 132. Water-Soluble ,&Vitamins Antineuritic and -; Identity or non-identity of. P. A. Levene and $1. Muhlfeld 612. Water Temporary hardness in - ; Estima-tion of.Thresh 82. Waters Free ammonia in - ; The addition of sodium carbonate before estimating (Notes). A. W. Knapp 486. Waters Harrogate - ; Barium in the. A. Woodmansey 132. Waters Iodine in mineral - containing sulphides; Rapid estimation of. M. J. Dubief 285. Waters Metals ; Hydrogen ion concentration of natural - (and of some etching reagents) in relation to action on. W. R. G. Atkins, 396. Waters Silica in - ; Estimation of. F. DiCnert and F. Wandenbulcke 398. Waters Sugar in condensed - by means of cresol ; Detection of. G. E. Stevens 344. Wave-Length Absorption bands ; Coincidence method for the measurement of the - of. H. Hartridge 351. Wax Coating Apple skin ; Constituents of the - of.Wax Compositions Coloured - ; Examination of. H. Smelkus 237. Wearing Qualities Shoe-leathers ; - of 621. Weeds Field - ; Seeds and fruit of certain. J. Greger 622. Weights Starches by the - of their grains ; Estimation of. L. Lindet and P. Nottin 332. Whale Oil Constants of - ; Notes on the food value of Pacific fish and on the. W. M. Doherty 495. Wheat Flour Starch on the strength of - : Influence of. J. H. Buchanan and G. G. Naudain 606. Wheat Flour Strength of -; Chemistry of the. H. E. Woodman 72. Wheat Hairs Flour by enumeration of the -present ; Grading of. G. L. Keenan 178. Wheat Meal Amino acids of linseed meal -, Soya beans and red clover hay ; Quantitative estimation of. T. S. Hamilton N. Uyei, J. €3. Baker and H. S. Grindley 234. G. Deniges 92. W. R. Atkin and A. Gardner 285. Waters Essex ; Sulphated - of. J. c. C. E. Sando 496 ISDEX TO VOLUME SLVIII. liii Wheat Starch in barley and - Estimation A. K. Ling E. H. Callow and W. J . Price, Whiskey Tannin in -. K. W. Scott 181. Whittles Vibration Method Bacteria in a soil : The _- of obtaining a suspcnsion of the. 13. G . Thornton 455. Whole Culture Method Ihphtlieria bacilli : for tcsting the virulencc of. C. C ; . Bull and Winckler’s Manganous Process A casc in wliicli - for dissolved oxygen is untrustworthy (Notes). J. H. Coste and E. R. Andrews, 543. Wine Acids occurring in foods and in - ; Thc sourness of. T. Paul 331. Wine “ Eccf and Malt -- ” (Legal Notes), 326. Winter Feeding hIilc11 COWS ; C‘otl-livcr oil in tlic J . C. L)runimond li. 13. Coward J . Golding J . Mackintosh and S. S. Zilva 339. Wire Hydrogen ion detcrininations Tungstcn - - for. Wood Fibres Hemp and - in paper pulp ; ‘Thc quantitative estimation of. W. Dickson 373. Woods Some American ; liesults of analyses of. G. K. Ritter and I,. C. Fleck, 39. Wormseed Santonin in - - Estimation o f . I M. van den Berg 559. Writing Inks Examination of F. 1;. Rupert 459. of. 29. c. M. illcl<cc 343. - - of. J . R. Uaylis 512. X Xanthylated Derivatives Verona1 and hypnotics of the barbituric series ; Hydrolysis of the -of and its toxicological importance. R. Fabre 284. Xanthydrol Antipyrin with - ; Compound of. R. Fabre 32. Xylenes __ ; Separation of. H. T. Clarke and E. R. Taylor 236. Y Yeast Baker’s -; Bios requirement of. J. J. Willaman and A. G. Olsen 339. Yeast Rice polishings ; Vitamins from - and, C. Funk H. Harrow and J . 13. Paton 561. Yeast Vitamin 13 ; - as a sourcc of. C. Kennedy and I,. S. Palmer 36. Yeast Cells Saponin,s on ; iZction of. 1;. Z l3oas 35. Zamia Starch. Zinc Ammonium Phosphate Zinc as -; P. Artmann, Zinc Blende Fluorine in __- Estimation of. Zinc -~ ammonium phosphatc ; Separation P. Artmann 140. T. E. Wallis 219. Separation and estimation of. 140. L. da Rocha-Schmidt and K. Kruger 628. and estimation of - as. PRINTED BY W. HEFFER AND SONS LTD. CAMBRIDGE ENGLAND