THE ANALYST L. ARCHBUTT F.I.C. JCLIAN L. BAKER F.I.C. E. RICHARDS ROLTON F.I.C. CECIL H. CRIBB B.Sc. F.I.C. A. CHASTON CHAPMAN F.I.C. F.R.S. THE ORGAN OF THE J. T. UUNN D.Sc. F.I.C. OTTO HEHNER F.I.C. E. HINKS M.B.E. ILSc. F.I.C. E. W. VOELCKER F.I.C. W. H. SILMMONS B.Sc. F.I.C. Society of Public Analysts and other D. G. HEWEK I3 Sc. Analytical Chemists W. P. SKEKTCHLY F.I.C. A MONTHLY JOURNAL DEVOTED TO THE ADVANCEMENT OF ANALYTICAL CHEMISTRY 25bitor C. AINSWORTH MITCHELL M.A. F.I.C. VOL. XLVII. 1922 TRADE AGENTS : W. HEFFER & SONS LTD. 4 PETTY CURY CAMBRIDGE ENGLAND 192 INDEX TO VOLUME XLVII. INDEX TO NAMES. A Adams E. T. See Hammett F. S. and Adams, E. T. Adams R. Organic Syntheses. Vol. I. (Review) 187. Adams R. Agcasili F.See Wells A. H. Agcasili F. and Feliciano R. T. Aitchison L. See Ibbotson F. and Aitchison, L. Ajon G. Adulteration of oil of lemon with terpenes 521. Ajon G. CFitical solution temperature of oil of lemon 172. Allison V C. Parker W. L,. and Jones G. W. Estimation of oxides of nitrogen 182. Amy L. H. and Field E. Preservation Qf fish frozen in chilled brine 306. Amberger O. and Bromig K. Glycerides of goose-fat 75. Amberger K. Detection of foreign starch in meal 73.’ Amberger K. See Wirthle F. and Amberger K. Anderson J. A. See Fred E. B. Peterson W. H., Ando K. See Osaka Y. and Ando K. Andrews F. M. J. See Small J. and Andrews, F. M. J. Angenot H. Electrolytic estimation of anti-mony 136. Annett H. E. and Bose M. N. The estimation of meconic acid in opium 387.Annett H. E. and Singh H. D. Loss of mor-phine on storage of powdered opium 522. Amaud F. W. F. Report of the Kent County Analyst for the Quarter ended September 30, 1921 68. Report of the Kent County Analyst under the Fertilisers and Feeding Stuffs Act for the Quarter ended September 30, 1921 69. Arpin - and Pecaud M. T. Estimation of the acidity of flour 516. Arreguine V. junr. and Garcia E. D. Colour reaction for urea 309. Astruc A. Canals E. and BorFer R. Estima-tion of the alkaloids in aconite extract 212. Atkin W. R. Analysis of commercial sodium sulphide 453. Aubry P. Detection of bismuth in urine 129. See Vorhees V. and Adams R. and Anderson J. A. Arnaud F. W. F. Azadian A. Composition of Taamya (an Azadian A.Estimation of caffeine by means of Azadian A. Fat obtained from Egyptian Egyptian food) 478., silicotungstic acid 172. goats’ milk 352. B Bacho F. De. Estimation of hydrosulphurous and sulphoxylic acids 184. Bacho F. De. Iodimetric estimation of hydro-sulphurous and sulphoxylic acids 369. Bailey A. Bailey C. H. and Weigley M. Loss of carbon dioxide from dough as an index of flour strength 258. Bailey E. M. Casein and calcium caseinate, 519. Bailey E. M. Bailey E. M. Baillie W. L. and Wilson .F. E. Autoclave test for the grading of chemcal glassware 226. Baker H. B. Change of properties of sub-stances on drying 321. Balarew D. Estimation of zinc as pyrophos-phate 91. Balarew D. Qualitative tests for pyrophos-phoric acid in the presence of ortho- and meta-phosphoric acids 39.Baralew D. Reaction of manganese iron and cobalt 36. Barlot J. and Brenet 1 . T. (Mdlle.) Characteri-sation of fatty acids by the formation of complexes with uranyl and sodium 132. Barnett E. De B. Organic Analysis Qualitative and Quantitative (Review) 230. Barry F. Maintenance of the adiabatic condi-tion in calorimetry 324. Batta G. and Thyssen H. Estimation of carbon in cast iron and steel by Corleis’ method 271. Baudisch O. and Deuel H. J. New test for carbohydrates 399. Baudisch 0. See Deuel H. J. and Baudisch 0. Baudisch 0. See also Johnson T. B. and Baudisch 0. Bauer K. H. Perilla oil 401. Baughmann W. F. and Jamieson G. S. Compo-sition of maize oil 171. See Taylor W. C. and Bailey A.Cryoscopy of milk 519. Foods for diabetics 517 iv INDEX TO VOLUME XLVII. Becker J. E. See McCollum E. V. Simmonds, N. Becker J. E. and Shipley P. G. Beckmann E. and Lehmann F. Removal of bitter substances from lupins 361. Behre A. and During A. Estimation of sucrose in the presence of other carbohydrates by means of alkaline earth hydroxides 478. Bellis B. Benirschke F. See Zielstorrf W. and Benir-schke F. Bennett A. H. An adulterant of liquorice paste (Notes) 511. Bennett A. H. and Donovan F. K. The estimation of aldehydes and ketones by means of hydroxylamine 146. Benedict S. R. and Franke E. Direct estima-tion of uric acid in urine 404. Bennett C. T. Powdered cinnamon bark 353. Bergein 0. See Hawk P. B. Smfth C. A, and Bergein 0.Berglund H. See Folin O. and Berglund H. Beyer G F. Estimation of esters in imitation flavouring extracts 302. Bishop E. R. Kittredge E. B. and Hildebrand, J. €3. Titrations in ethyl alcohol as solvent, 220. Black 0. F. and Kelly J. W. Oil from the seeds of " Samuela Carnerosana," 400. Blair E. W. See Wheeler T. S. and Blair, E. W. Blanc L. GI. See Franqois M. and Blanc L. G. Blyth A. W. and Blyth M. W. Poisons Their Effects and Detection (Review) 189. Blyth M. W. See Blyth A. W. and Blyth, M. W. Bolton E. .R. and Hewer D. G. " Certain tropical oilseeds 282. Bomer A. and Merten H. Glycerides of goose fat 260. Bonino G. B. Action of potassium ferrocyanide on silver halides 39. Bordier R. See Astruc A Canals E. and Bordier R. Bose M.N. See Annett H. E. and Bose, M. N. Bougault J. and Gros R. New analytical applications of Nessler's reagent.-Detection of ketones ; estimation of aldehydes 405. Bougault J. and Gros R. Presence of acetone in commercial ammonia 483. Bouillot J. Acid methylarsinate of strychnine, 213. Bogue R. H Evaluation of gelatin and glue, 364. Bradford S. C. Improvised electric thermostat constant to 0-02"C. 272. Brauer K. Absorption of water by hardened fats 480. Bray M. W. and Stedl J. A. Chemical changes involved dunng infection and decay of wood and wood pulp 175. Breisch K. See Chalupny K. and Breisch K. Brenet M. T. (Mdlle.) See Rarlot J. and Brenet M. T. (Mdlle.) Briggs A. P. Colorimetric estimation of homo-gentisic acid in urine 310. See Supplee G.C. and Bellis B. Briggs A. P. Colorimetric method for the estimation of small amounts of magnesium, 409. Brill H. C. and Brown R. E. Digestive proper-ties of Philippine papain 444. Britton H. T. S. The separation of aluminium from beryllium. Part III. 50. Brock L. V. Milk and Dairies (Amendment) Act 1922 436. Bromig K. See Amberger C. and Bromig K. Brown A. L. New quantitative method for the estimation of iron in blood 217. Brown R. E. See Brill H. C. and Brown R. E. Bruce A. Bruni G. and Pelizzola C. Presence of man-ganese in raw caoutchouc and the origin of tackiness 34. Budnikov P. P. and Krauze K. E. Estimation of sulphides by oxidation with ferric sulphate, 492. Buell H. D. Test for uranium 491. Burns D. An Introduction to Biophysics Bushill J.H. See Ling A. R. and Bushill, A tropical milk supply 288. (Review) 41. J. H. Buston H. W. and Schryver S. B. Separation of amino-acids from the products of hydrolysis of proteins etc. 264. C Cain J. R. and Hostetter J. C. Co-Precipita-tioh of vanadic acid with ammonium phospho-molybdate 184. Cake T. E. See Willard H. H. and Cake T. E. Callan T. and Henderson J. A. R. Estimation of the nitro group in aromatic organic com-pounds 363. Callan T. and Henderson J. A. R. Use of potassium bromate in volumetric organic analysis 362. Campbell A. F. Separation of m- and p-cresols from coal-tar crude carbolic acid 451. Campbell H. L. See Sherman H. C. LaMer, V. K. and Campbell H. L. Canals E. See Astruc A. Canals E. and Bordier R.Carlton C. A. Symmetrical diphenyl-guanidine as a standard in acidimetry and alkalimetry, 408. Carozzi E. Carpentier G. See Thomas P. and Carpentier, Carozzi E. Cam F. H. Demonstration of the use of a Cam R. H. See Showalter M. F. and Cam, Carr6 .M. H. and Haynes D. Estimation of Carus M. Separation of iron and manganese 92. Cathcart G. P. The Physiology of Protein Meta-Chalupny K. and Breisch K. Estimation of See Losana L. and Carozzi E. G. See Losana L. and Carozzi E. universal indicator 196 R. H. pectin as calcium pectate 263. bolism (Review) 96. magnesium in commercial nickel 136 INDEX TO VOLUME XLVII. V Chalupny? E. and Breisch K. Separation of aluminium and iron by means of o-phenetidine, 491. Chamot E. M. Elementary Chemical Micro-scopy (Review) 230.Chapman A. C. Note on the examination of foods for the presence of sulphides, 204. Chapman A. C. Note on the liver oil of the tope 203. Charpy O. and Decorps G. Determination of the degree of oxidation of coal 40. Charriou -. Separation of ferric oxide and alumina from lime by the nitrate method, 271. Chater - and Woodroffe -. Estimation of water-soluble matter in vegetable-tanned leathers 488. Chaudratreya V. L. See Winch H. J. and Chaudratreya V. L. Chervet D. See Treadwell W. D. and Chervet, D. Chesnut V. K. See Power F. B. and Chesnut, V. K. Chid F. Volumetric estimation of sulphur in burnt pyrites 38. Chouchak D. Colorimetric estimation of arsenic by means of quinine molybdate 317. Christin P. Claremont C.L. Notes on the analysis and use of red squill in rat poisons 60. Clark C. H. D. and Tatham G. T. P. Apparatus for stirring waterbath 412. Clark E. P. Method for preparing raffinose, 211. Clarke A. Coal-Tar Colours in the Decorative Industries (Review) 457. Claus R. Clausen S. W. Clevenger J. F. Zamia starch 170. Clifford W. 1. Distribution of carnosine in the animal lungdom 266. Clifford W. M. Effect of cold storage upon the carnosine content of meat 443. Cocks L. V, and Salway A. H. Estimation of trimethyleneglycol in crude glycerin 131. Cofman-Nicoresti J. Solubility of phenol in liquid paraffin 260. Cohen A. Cohen A. Xylenol Blue as an indicator in Cole 1. J. Coller F. H. No. 1883. Food Control 71. Collins S. R. straw 210.Comber N. Characterisation of clay 219. Congdon L. A. and Ingersoll H. R. Influence of dextrose on the dialysis of sucrose through a parchment membrane 170. Congdon L. A. and Stewart C. R. Test for sucrose in the presence of dextrose 123. Cook F. C. Absorption of copper from the soil by potato plants 84. Cornog J. Preparation of sodium hydroxide solution free from carbon dioxide 181. See Wenger P. and Christin P. See Prescher J. and Claus R. Estimation of small amounts of lactic acid 363. Use of mixed indicators 489. chemical and biochemical work 269. See Cross M. I. and Cole ill. J. Statutory Rules and Orders 1921, Estimation of laevulose in oat Cornubert R. Dictionnarie Anglais-Francais-Allemand de Mots et Locutions Intkressant la Physique et la Chimie (Review) 278.Coss R. W. " Fusaria " rots of the potato 32. Costa D. Pyrethrum powder 260 403. Costa-Vet E. M. Da. Analysis of aluminium Costy P. See Goris A. and Costy P. Cowlishaw G. E. See Pickering G. F. and Crawford A. See Sayce L. A, and Crawford A. Cross M. I. and Cole M. J. Modern Microscopy (Review) 415. Csonka F. A. and Taggart G. C. Comparison of the Benedict and Folin-Wu methods for blood sugar estimations 528. Cumming W. M. Apparatus for the estimation of methoxyl groups 131. Curtmann L. J. Apparatus of transparent bakelite for measuring hydrofluoric acid 492. alloys and especially of duralumin 368. Cowlishaw G. E. D Dahlberg A. O. and Gardner H. S. Alcohol test for grading milk 25. Damon S. R. Bacteria as a source of water-soluble B vitamin 81.Davies E. C. and Grier J. Isolation assay and properties of colchicine 523. Dawson 6;. D. See Young W. A. and Dawson, G. D. De Bacho F. Estimation of hydrasulphurous and sulphoxylic acids 184. Decorps G. DenigBs G. Test-Paper for the detection of acetylene 33. DenigBs G. and TOUIIFOU R. Microchemical reactions of dulcin (p-phenetolecarbamide) 79. Desch C. H. Metallography (Review) 496. Deuel H. J. and Baudisch 0. Detection of thymine in the presence of sugar 399. Deuel H. J. See Baudisch O. and Deuel H. J. Deuel H. J. junr. See Langworthy C. F. and Deuel H. J. junr. Dickson W. and Easterbrook W. C. The quantitative separation of nitro-body mixtures from nitro-glycerin 112. Dodd A. H. Donovan F. K. See Bennett A.H. and Dono-van F. K. Doucet A. Downs P. A. See Supplee G. C. Whiting, W. A. and Downs P. A. Drakeley T. J. and Smith F. W. Ultimate composition of British coals 180. Drummond J. C. and Watson A. F. The sulphuric acid reaction for liver oils 341. Drummond J. C. and Watson A. F. The testing of foodstuffs for vitamins 235. Drummond J. C. and Zilva S. S. Nutritive value of edible oils and fats. Oil-bearing seeds and crude vegetable oils and fats 306. Drummond J. C. and Zilva S. S. Da. Prepara-tion of cod liver oil and its effect upon the vitamin content 445. See Charpy G. and Decorps G. Estimation of guanidine 310. See Luce E. and Doucet A vi INDEX TO F ‘OLUME XLVII. Dnbovitz H. Duchoh F. Dunn J. T. Dupont 0. Durgin C. B.See Ross W. H. Durgin C. B., Diiring A. Dutcher R. A. See Kennedy C. and Dutcher, R. A. Duysen -. See Schmidt E. and.Duysen -. Dyer J. W. W. and Watson A. R. Estimation Easterbrook W. C. See Dickson W. and Preparation of alcohol remaining clear with alkali hydroxide 447. See Nsmec A. and Duchoii F. Boric acid in cakes (Notes) 117. Aleppo oil of turpentine 177. See Behre A. and During A. and Jones R. M. of sulphur in vulcanised rubber 448. Easterbrook W. C. E Eaton E. 0. Estimation of monobrom-cam-phor 173. Eck P. N. Van. Eckhart H. Eddy W. H. Edgar G. and Purdum R. B. Detection of blood 528. Bone fat and neats’ foot oil 521. The Vitamine Manual A Presen-tation of Essential Data about the New Food Factors (Review) 97. Apparatus for rapid electrolysis without rotating electrodes, 371.Edgar G. Edgar G. Eldridge E. F. E. F. See Lamb A. R. Scalione C. C. and See Ewing D. T. and Eldridge, Elsdon G. D. and Smith P. Nitrates in milk (Note) 18. Elsdon 0. D. See Evers N. and Elsdon G. D. Elvove E. Estimation of sulphate in neo-arsphenamine 481. England E. H. See Richmond H. D. and England E. H. Englis D. T. and Tsang C. Y. Clarification of solutions containing reducing sugars by means of basic lead acetate. Effect of different agents for removing lead 301. Entat M. and Vulquin E. Detection and esti-mation of free sulphuric acid and sulpho-acetates in cellulose acetates 312. Eppley M. and Vosburgh W. C. Electrometric titration of dichromate with ferrous sulphate, 537.Escales R. and Schlesinger F. Artificial edible fats 171. Essery R. E. The value of fish-scales as a means of identification of the fish used in manu-factured’ products 163. Evans B. S. The estimation of small quanti-ties of antimony in copper and brass 1. Evers E. W. SeeKelley G. L. and Evers, E. W. Evers N. and Elsdon G. D. The examination of B.P. ointments 197. Evers N. See also Lizius J . L. and Evers, N. Ewing D. T. and Eldridge E. F. Electrometric titration of uranium with potassium perman-ganate and potassium dichromate 409. Fabre R. A reaction of veronal and hypnotic derivatives of barbituric acid and its applica-tions 523. Fairbrother Ti H. and Renshaw A. Relation between chemical constitution and antiseptic action in the coal tar dyestuffs 307.Falciola P. Detection of the nitrous anion 492. Fales H. A. and Morell J. C. New type of sodium lamp for yolarimetry 40. Fales H. L. Composition of camel’s colostrum, 483. Faragher W. F. Gruse W. A. and Garner F. H. Iodine values of unsaturated hydrocarbons and cracked gasolines 86. Farwell 0. A. I ‘ Osyris Alba ” as substitute for “ Scoparius ” N.F. 354. Feder E. Composition of meat products, especially of those rich in water 300. Feliciano R. T. See Wells A. H. Agcasili F., and Feliciano R. T. Fenton H. J. H. Notes on Qualitative Analysis [Supplement] (Review) 493. Ferrb L. De-Acetification [DCpiquage J of wines 401. Field E. See Almy L. H. and Field E. Fieldner A. C. Selvig W. A, and Parker W. L. Comparison of the standard gas furnace and micropyrometer methods for determining the fusibility of coal ash 449.Fieldner A. C. Katz S. H. and Longfellow E. S. The sugar tube method of estimating rock dust in air 272. Fillon R. Fischer M. H. and Others. Soaps and Proteins : Their Colloid Chemistry in Theory and Practice (Review) 329. Fisher H. L. Gray H. and Merling R. The tetrabromide method for estimating rubber hydrocarbon 87. Fleming W. D. Estimation of vitamin content of rice by the yeast method 81. Fleury P. and Poirot G. Colorimetric method for estimating small quantities of furfural 448. Foix A. Determination of molecular weights by means of osmotic pressure 454. Foix A. See Miiller J . A. and Foix A. Folin 0. Colorimetric estimation of amino-acid nitrogen in blood 309.Folin 0. Colorimetric estimation of amino-acid nitrogen in normal urine 309. Folin O. and Berglund H. Colorimetric method for the estimation of sugar in normal human urine 268. Folin O. and Looney J. M. Colorimetric esti-mation of tyrosine tryptophane and cystine in proteins 359. Foulk C. W. and Morris S. Comparative values of different specimens of iodine for use in chemical measurements 223. Fox J. J. and Gauge A. J. H. Estimation of tar acids and tar bases in road drainage and mud 406. Fox N. T. Lead in self-raising flour (Notes), 468. See Hinard G. and Fillon R INDEX TO VOLUME XLVII. vii Frangois M. Estimation of mercury in mer-curial pills 28. Frangois M. and Blanc L. G. Method for the preparation of crystalline iodobismuthates of alkaloids 440.Frangois M. and Blanc L. G. Method for the preparation of crystalline iodomercuriates of alkaloids 440. Francois M, and Lormand C. Photomicro-graphy of opaque crystals 94. Frangois M. and Lormand C. Stereoscopic photomicrography of crystals 94. Franke E. See Renedict S. R. and Franke, E. Franzeri H. and Schneider A. Separation of aliphatic amines from each other and from ammonia 308. Fred E. B. Peterson W. H. and Anderson J. A. Characteristics of certain pentose-fermenting bacteria 82. Fred E. B. See Peterson W. H. Fred E. B., and Schmidt E. G. Fresenius W. and Griinhut L. Estimation of tannins and pigments in wine 26. Friedberg E. Quantitative estimation of the duratior of caffeine excretion in man 174. Froboese K.See Froboese V. and Froboese, K. Froboese V. Leather substitutes and their examination 88. Froboese V. and Froboese K. Estimatiou of aluminium in tungsten 225. Froidevaux J. Estimation of ammoniacal nitrogen in nitrogenous organic substances, especially in protein materials and their decomposition products 308. G Gabriel -. Adulterated chestnut product, Gailey Z. J. See Tartar H. V. and Gailey, Galibourg -. Identification of steels by means of the contact E.M.F. 183. Garcia E. D. See Arreguine V. junr. and Garcia E. D Gardner H. S. See Dahlberg A. 0.) and I Gardner H. S. Garner F. H. See Faragher W. F. Gruse, I W. A. and Garner F. H. Gauge A. J. H. See FOX J. J. and Gauge, A. J . H. Gehring A. Estimation of humus by means of chromic acid 361.Geith R. Electrolytic estimation of sodium in aluminium and alumina 452. Gerum J, and Weizenkleber C. Wheat gluten, 477. Ghose S. N. Vitamin content of some Indian foodstuffs 267. Gildemeister E. and Fr. Hoffmann. The Volatile Oils (Review) 542. Gillespie,.L. J. See Keyes F. G. Gillespie L. J., and Mitsukuri S. 478. 5. J. Glasstone S. Direct iodimetric estimation of Gobert L. An adulteration of ground coffee, Goodson J. A. Dakamballi starch (Notes) 205. Gore S. N. The " cotton-wool plug test " for indole 307. Goris A. and Costy P. Alkaloids contained in extract of belladonna 522. Goris A, and Costy P. Preparation and racemisation of hyoscyamine and its sulphate, 522. aoris A. and Costy P. Urease and urea in fungi 527. Goris A.and Larsonneau A. Chemical compo-sition of belladonna leaves 303. Graham J. J. T. and Smith C. M. Errors caused by nitrates and nitrites in the estima-tion of arsenic by the distillation method, and a means for their prevention 318. Grandchamp L. See Malvezin P. Rivalland, C. and Grandchamp L. Grasser G. Analysis in tanning chemistry 132. Gray H. See Fisher H. L. Gray H. and Merling R. Greaves J. E. and Hirst C. T. Soil solutions, 312. Greer F. E. See Heyl F. W. and Greer F. E. Greger J. The seeds and fruit of certain field-Griebel C. Composition of emmenagogues and Grier J. Grigaut -. Colorimetric estimation of uric Clnggs 1. A. Alkaline hydrolysis of casein 73. Grindley H. S. See Hamilton T. S. Nevens, W. B. and Grindley H. S. Groom S.H. The application of artificial day-light to laboratory purposes (Sheringham System) 419. lead peroxide 90. 210. weeds 487. similar preparations 441. acid in blood 83. See Davies E. C. and Grier J. Gros R. Grossfeld J. Estimation of starch in sausage, 74. Gruse W. A. See Faragher W. F. Gruse W. A., and Garner F. H. Guerbet M. Identification of the colouring matter of saffron 481. Guillaumin A. J. A. See Simon L. J. and Guillaumin A. J. A. See Bougault J. and Gros R. H Hackl 0. Detection and estimation of nickel and cobalt in silicate rocks 319. Hackl 0. Estimation of minute traces of arsenic in silicate rocks 135 Haehn H. Haferkorn P. Haley D. E. and Lymm J. F. Castor bean lipase. Its preparation and some of its properties 173.Hall D. Estimation of small amounts of molybdenum in tungsten 409. Hall D. Coloration of potato juice 527. Test for antimony 224. See Willard H. H. and Hall D viii INDEX TO VOLUME XLVII. Hamilton T. S. Nevens W B. and GIrindley, H. S. Estimation of amino acids in food-Hammett F. S. and Adams E. T. Colorimetric estimation of magnesium in small amounts, 368. van& A. Estimation of sugar by titration with alkali hydroxide of the cuprous oxide obtained from Fehling solution 75. Hanke M. T. and Koessler I(. K. Microchemi-cal colorimetric method for estimating tyro-sine tyramine and other phenols 217. Hanke M. T. and Koessler K. K. Quantitative method for the separation and estimation of phenols 221. Hanner A. See Pfyl B. Reif G. and Hanner, A.Hanzawa T. See Rice F. E. and Hanzawa T. Hardy P. Hardy . P. Volatilisation and hydrolysis of atropine in toxicological investigations 482. Hart E. B. Steenbock H. and .Lepkovsky S. Solubility of the antiscorbutic vitamin C from dessicated orange juice 357. Hart M. C. and Payne W. B. Toxicity of neo-arsphenamine 305. Harter L. L. and Weimer J. L Pectinase produced by different species of Rhizopus,” 174. Hsstings A. B. and Van. Slyke D. D. Determi-nation of the three dissociation constants of citric acid 489. Hatschek E. An Introduction to the Physics and Chemistry of Colloids (Review) 188. Hauselmann L. See Zschokke H. and Hausel-mann L. Havens L. C. and Powell H. M. Use of the original diagnostic culture for determining the virulence of diphtheria bacilli 359.Hawk P. B. Smith C. A. and Bergein 0. Vitamin content of honey and honeycomb 30. Hawley H. Metropolitan Borough of Stepney. Public Analyst’s Report for the First Quarter, 1922 256. Hawley H. Metropolitan Borough of Stepney. Annual Report of the Borough Analyst for 1921 391. Haynes D. See Carrk M. H. and Haynes D. Helbronner A. and Rudolfs W. Attack of minerals by bacteria,. Oxidation of zinc blende 307. Heller R. Helmick H. H. Estimation of thorium in monazite sand by an emanation method 136. Henderson J. A. R. See Callan T. and Henderson J. A. R. Hepburn J. S. Enzymes of the abdominal adipose tissue of the turkey 81. Hepburn J. S. and St. John E. Q. Sugar content of the hen’s egg 171. Hepburn N. W. Modified Babcock method for determining fat in butter 74.Heaselle L. De. Identification of wood extract by means of cinchonine 179. Hetterschij C. W. G. Improved hydrogen electrode 413. stuffs 33. Vitali’s reaction for cocaine 27. Detection of tin as iodide 367. Hewer D. GI. See Bolton E. R. and Hewer, D. G. Heyl F. W. and GIreer F. E. Sodium hydro-sulphite 181. Hickey C:H. See Purcell C. S. and Hickey, C. H. Hijikata Y. Occurrence of amino-acids in cow’s milk 264. Hildebrand J. H. See Bishop E. R. Kittredge, E. B. and Hildebrand J. H. Hilditch T. P. A Concise History of Chemis-try (Review) 273. Hill A. E. and Smith T. M. Hydrated oxalic acid as an oxidimetric standard 269. Hill C. A. The term “ Fine Chemicals ” (Notes) 118. Hinard G.and Fillon R. Chemical composi-tion of starfish meal 33. Hirsch M. Detection of traces of osmium 319. Hirst C. T. See Greaves J. E. and Hirst C. T. Hodgman C. D. assisted by Coolbaugh 1. F., Handbook of Chemistry Hodgson J. R. See Purvis J. E. and Hodgson, Hodgson T. R. A spurious malt vinegar Hoeven C. Van Der. Estimation of free sul-Fr. Hoffmann. See Gildemeister E. and Fr. Holde D. and Wilke C. Erucic acid 447. Hollemann A. F. A Text-Book of Inorganic Chemistry (Review) 413. Hoppler E. F. Quantitative analysis by measurement of super-saturation-time 538. Hostetter J. C. See Cain J. K.! and Hostetter, J. C. Howe P. E. Micro method for the estimation of proteins in blood 129. Howe P. E. Use of sodium sulphate as the globulin precipitant in the determination of proteins in blood 128.Hoyt L. F. and Pemberton H. V. Estimation of glycerol in the presence of sugars 172. Hubbard R. S. Estimation of P-hydroxy-butyric acid 130. Hucker G. C. Microscopic study of bacteria in cheese 31. Huerre R. Oil of cade 303. Hunter A. C. Decomposition of immature feeding salmon 443. Hunter G. Estimation of carnosine in muscle extract 266. Husband A. D. See Taylor W. and Husband, A. D. and Senseman C. E. and Physics (Review) 229. J. R. (Notes) 254. phuric acid in leather 221. Hoff mann. I Ibbotson F. and Aitchison L. The Analysis Ingersoll H. R. See Congdon L. A. and Isaacs M. L. Colorimetric estimation of of Non-Ferrous Alloys (Review) 374. Tngersoll H. R. chlorides in blood 485 INDEX TO VOLUME XLVII.ix Isaacs M. L. Colorimetric estimation of Islip H. T. See Roberts 0. D. and Islip H. T. hydrogen peroxide 490. J Jackson H. and Palmer W. W. Jackson H. and Palmer W. W. Jacobs B. R. Jahn R. Jamieson G. S. Jamieson G. S. Janet M. urine 486. Johansen E. M. petroleum products 315. Johns C. 0. Johnson T. B. and Baudisch 0. the identification of thymine 177. Johnston R. See Pile S. and Johnston R. Jones A. J. Examination of chemical foods, Jones A. J. Jones D. B. and Johns C. 0. Estimation of the monoamino acids formed by the hydrolysis of lactalbumin 30. Jones D. O. arLd Lee H. R. Electrometric titration of azo dyes 222. Jones G. W. and Parker W. L. Formation of oxides of nitrogen in the slow combustion and explosion methods in gas analyses 133.Jones G. W. See Allison V. C. Parker W. L., andaJones G. W. Jones R. 1. See Ross W. H. Durgin C. B., and Jones R. M. Jonescu A. See Minovici S. and Jonescu, A. Joseph A. F. and Martin F. J. The composi-tion of cows’ milk in the Sudan 426. Joseph A. F. and Whitfield B. W. Essential oil of Naal Grass (Sudan) 314. Jungkunz R. See Pritzker J. and Jungkunz, R. Modification of Fohn’s colorimetric method for the estima-tion of uric acid 176. Estimation of uric acid 487. Estimation of carbox dioxide in self-raising flour 352. See Pictet A. and Jahn K. See Baughmann W. F. and Hypobromite estimation of urea in Iodine and bromine values of See Jones D. B. and Johns C. 0. Methods for 127. 0 Note on calcium phosphate 127.K Kabayao ,D. S. Effect of heat on “ Cocculus Indicus and identification of picrotoxin 355. Kahlenberg L. Colour reactions of cholesterol, 364. Kai S. Quantitative estimation of trypsin 358. Kate S. H. See Fieldner A. C. Katz S. H., and Longfellow E. S. Kay S. A. A Text-book of Analysis of Inorgaric Substances (Review) 137. Keen B. A, and Rackowski H. Relation between the clay content and certain physical properties of a soil 84. KeUey G. L. and Evers E. W. Solid sodium hydroxide as an absorbent for carbon dioxide in steel analysis 91. Kelley CJ. L. and Wiley J. A. Estimation of chromium in ferro-chromium by electrometric titration 92. Kelly J. W. See Black 0. F. and Kelly, J . W. Kelly W. J. Estimation of free sulphur and the coefficient of vulcacisation in vulcanised rubber 313.Kennedy C. and Dutcher R. A. Influence of the diet of the cow upon the quantity of vitamins A and B iri the milk 216. Keyes F. G. Gillespie L. J. and Mitsukuri S. Continuous-flow calorimeter 324. King H. Isolation of muscarine from “ Ama-nita muscaria,” 526. Kitching A. F. The use of ultra-violet light in analysis (Notes) 206. Kittredge E. B,. See Bishop E. R. Kittredge, E. B. and Hildebrand J . H. Klanhardt -. Prevention of frothing during distillation 372. Kleeman -. Influence of hydrogen peroxide on the decomposition of plant and animal substances by Kjeldahl’s method 34. Klemmer A. Estimation of total sulphur in coal gas 134. Klimont J. Apparatus for hydrogenation a t high temperatures without pressure 228.Kling A. and Lassieur A. Separation and estimation of copper lead antimony and tin : Analysis of white metal 134. Knowles H. B. See Lundell G. E. F. and Knowles H. €3. Knox J. Fixation of Atmospheric Nitrogen (Review) 141. Knudson A. See Randles F. S. and Knudson, A. Koessler K. K See Hanke M. T. and Koessler, K. K. Kofler L. Identification and estimation of saponins 403. Kofler L. and Perutz A. Identification tests for neo-arsphenamine 525. Kohman E. E. Estimation of hydrogen sul-phide evolved by foods when cooked a t various temperatures 397. Kolthoff I. M. Argentometric titration of phosphoric acid 185. K.olthoff I. M. Der Gebrauch von Farbenindi-catoren (Review) 375. Kolthoff I. M. Detection of fructose in the presence of aldoses 301.Kolthoff I. M. lodimetric estimation of iron, 36. Kolthoff I. M. Separation of silver and mercury 134. Kolthoff I. M. Use of mercuric perchlorate in electrometric methods of analysis 41 1. Kolthoff J. 1. Active carbon dioxide and hydrogen-ion concentration in the examina-tion of water 311. Kolthoff J. M. Conductivity titrations by means of lead nitrate 453. Konig K. and Schneiderwirth J. Relation between the observed and calculated heat values of foodstuffs 79 X INDEX TO VOLUME XLVII. Kozlowski A. Form:tion of the red pigment of " Beta vulgaris by oxidation of chromo-gens 29. Kraisg A. Preparation of pure sucrose for standardisation of the saccharimeter 301. Ease H. J. Simple formula for the calculation of the specific heats of solids 322.maus E. J. Volumetric estimation of alu-minium 92. Krauze K. E. See Budnikov P. P. and Krauze, K. E. Kugelmass I. N. The nephelectrometer 455. Kiihl F. Method for the estimation of bi-sulphites 410. L Lachartre M. Laer H. Van and Lombaers R. Lambert C. A. LaMer V. K. See Sherman H. C. LaMer V. K., and Campbell 1% L. Lamb A. R. Scalione C. C. and Edgar Gc. Preferential catalytic combustion of carbon monoxide in hydrogen 316. Lane K. W. Analysis of crude Chinese camphor, 213. Langworthy C. F. and Deuel H. J. junr. Digestibility of raw starches 356. Laroquette M. De. Measurement of the mean penetrating power of a beam of X-rays by a new radiochrometric method 227. Larsen A. T. and White E. C. Estimation of traces of oxygen in hydrogen 223.Larsonneau A. See Goris A. and Larsonneau, A. Lassieur A. and Mdme. A. Rapid electro-analysis of brass 36. Lassieur A. Lassieur Mdme. A. See Lassieur A, and Lassieur Mdme. A. Laupper G. Lauterbach H. See Muller E. and Lauter-bach H. Lee H. R. Lee H. R. Le Fevre E. Lehmann F. Lehner F. Le Moal -. See Warcollier - and Le Moal, Lenher V. and Tosterud M. Rapid analysis of potassium perchlorate 27 1. Leonard H. A. See Nelson B. E. and Leonard, H. A. Lepape A. Lepkovsky S. See Hart E. B. Steenbock H., and Lepkovsky S. Lesage . P. Determination of germinative . capacity otherwise than by germination 216. Levene P. A. Preparation and analysis of animal nucleic acid 482. Detection of iodates in potas-Researches on sium iodide 480.the formation of osazones 76. Wood turpentine 406. See Kling A. and Lassieur A. Self-heating of hay 29. Estimation of H-acid 86. See Jones D. 0.) and Lee H. R. See Thom C. and Le Fevre E. See Beckmann E. and Lehmann, F. Detection of pyridine 533. -See Moureu C. and Lepape A. Levene P. A. and Rolf I. P. Unsaturated fatty acids of egg lecithin 356. Levene P. A, and Simms H. S. Unsaturated fatty acids of liver lecithin 356. Levine V. E. McCollum E. V. and Simmonds N. Glacial acetic acid as solvent for water-soluble Vitamin B 444. Lexow T. Spined dog-fish oil 439. Lifschutz I. Colour reaction of " Gynocardia " oil and its spectrum 125. Lindhard J. Colorimetric estimation of hydro-gen-ion concentration in small quantities of blood 128.Ling A. R. and Bushill J. H. Estimation of calcium in blood 445. Litterscheid F. M. A simple test for technical invert sugar in honey with resorcinol or P-naphthol 76. Liverseege J. F. Annual Report of the Birming-ham City Analyst 1921 255. Liverseege J. F. City of Birmingham. Public Analyst's Report for the Third Quarter 1922, 512. Liverseege J. F. City of Birmingham. Report of the City Analyst for the First Quarter 1922, 295. Liverseege J. F. CiCy of Birmingham. Report of the City Analyst for the Second Quarter, 1922 (Notes from the Reports of Public Analysts) 431. Liverseege J. F. Report of the Birmingham Public Analyst for the Fourth Quarter 1921, 167. Liverseege J. F. and Liverseege U. Quantita-tive microscopy unit (Notes) 430.Liverseege J. F. and Milward E. M. Action of glass bottles on soft water (Notes) 67. Liverseege U. See Liverseege J . F. and Liverseege U. Lizius J. L. aI:d Evers N. Studies in the titration of acids and bases 331. Lloyd H. E. and Yeager F. W. Estimation of volatile combustible matter in pitch coke 316. Loeb J. Proteins and the Theory of Colloidal Behaviour (Review) 495. Lombaers R. See Van Laer H. and Lombaers, R. Lombard M. Analysis of white pigments 91. Longfellow E. S. See Fieldner A. C. Katz, Looney J. M. Preparation of flexible collodion Looney J. M. See Folin O. and Looney J. M. Lormand C. See FranGois M. and Lormand, Losana L. Colorimetric estimation of phos-Losana L. Estimation of aluminium II. 183. Losana L.Rapid estimation of sulphur 365, 492. Losana L. and Carozzi E. Estimation of titanium in ferrous products 536. Losana L. and Carozai E. Rapid analysis of ferro-tungsten 490. Lowe H. 1 . Apparatus for technical gas analy-sis 133. S. H. and Longfellow E. S. membranes 185. C. phorus 226 INDEX TO VOLUME XLVII. xi Lucas *A. The inks of ancient and modern Luce E. and Doucet A. Estimation of volatile mustard oil in mustard flour 353. Luff B. D. W. and Porritt B. D. Estimation of available sulphur in golden sulphide of anti-mony 90. Lundell (3. E. F. and Knowles H. B. Estima-tion of iron aiid vanadium after reduction by hydrogen sulphide 37. Lutz 0. Sensitiveness of tests for barium 93. Lutz 0. Sensitiveness of tests for strontium 93. Lyman J.F. See Haley D. E. and Lyman J. F. Lynch G. R. Estimation of arsenic 535. Egypt 9. M MacInnes D. A. and Townsend E. B. Electro-Volumetric estimation of lead 366. Iaclachlan A. K. Ministry of Health. Food Orders in Force. Circular 325 (England and Wales) 396. Maclaurin J. S. Formation of carbolic acid during putrefaction (Note) 294. Macleod A. J. See Morns J. L. and Macleod, A. J. Malvesin P. Rivalland C. and Grandchamp L. New method of preparing formaldehyde hydrosulphite 85. Maquenne M. L. Inversion of sucrose by alkaline copper solutions 479. Marcelin A. Measurement of the surface pressure of liquids 454. Marcille R. Estimation of the volatile acidity of wines containing sulphurous acid 480. Marshall C. E. Microbiology (Review) 139. Martin F.J. See Joseph A. F. and Martin, Marhni - and Nourrisson A. Estimation of sulphurous acid in wines 211. McClure W. B. Quantitative estimation of citric acid in urine by the pentabromo-acetone method 486. McCollum E. V. Simmonds N. Becker J. E., and Shipley P. G. Existence of a vitamin which promotes calcium deposition 484. McCollum E. V. Simonds N. Shipley P. G. and Park E. A. Studies on experimental rickets, 31. McCollum E. V. See Levine V. E. McCollum, E. V. and Simmonds N. &Gill W. J. New indicators for alkaloids, 533. McIlvaine T. C. Buffer solution for colorimetric comparison 89. Medes G. Mellon M. G. Estimation of lead in lead amalgam 533. Mellor J. W. A Comprehensive Treatise on Inorganic and Theoretical Chemistry. Vols.I. and 11. (Review) 325. Meloche C. C. and Willard H. H. Estimation of bromide in brine and mineral waters 368. Merl T. The bee’s body as a carrier of formic acid 76. F J. See Smith E. and Medes G. Merling R. See Fisher H. L. Gray H. and Merling R. Merten II. See Bomer A. and Merten H. Meulen H. Ter. Estimation of oxygen in organic compounds 530. Meyer A. Analysis of ferruginous tin alloys, 224. Michaelis L. Determination of hydrogen ion concentration in water by means of indicators without buffer solutions 89. Miller E. W. Effect of stimulants upon the invertase activity of yeast 82. Milward E. M. See Liverseege J. F. and Milward E. M. Minovici S. and Jonescu A. Method for titrating copper 270. Misson G. Colorimetric estimation of vanadium in steel 321.Mitchell C. A. Documents and their Scientific Examination (Review) 497. Ilbitchell C. A. Graphites and other pencil pigments 379. Mitsukuri S. See Keyes F. G. Gillespie L. J., and Mitsukuri S. Miura M. Moldenhauer W. Laboratory Exercises in Applied Chemistry for Students in Technical Schools and Universities (Review) 276. Monasch E. Volumetric estimation of zinc 135. Monier Williams G. W. Power Alcohol Its Production and Utilisation (Review) 327. Montes Z. See West A. P. and Montes 2. Morell J. C. See Fales H. A. and Morell J. C. Morpurgo G. Indirect determination of the calorific value of fuel naphtha 179. Morris J. L. and Macleod A. J. Colorimetric estimation of minute amounts of uric acid 176. Morris S. Moureu C.and Lepape A. Estimation of krypton and xenon by spectrophotometry, 272. Muck F. J. Volumetric estimation of antimony and tin in copper alloys 490. Mueller E. J. The orcinol test for furfurol 34. Muller E. and Lauterbach H. Potentiometric titration of ferrocyanide 453. Miiller J. A. and Foix A. Colorimetric estima-tion of small quantities of gold as colloid 452. Muller J. A. and Foix A. Estimation of hydrogen and its separation from paraffins by means of palladium chloride 451. Miiller J. H. Separation of germanium and arsenic 182. Murray J. A. Chemical composition of animal bodies 355. Muszynski J. Investigations of Polish foxglove, 28. Muttelet C. F. Detection of apple juice in ‘ I pure fruit ” preserves 398. Muttelet C. F. Detection of coconut oil in butter 269.N See Zilva S. S. and Miura M. See Foulk C. W. and Morris S. Nakayasu K. Detection of soya bean albumin in cow’s milk 398 xii INDEX TO VOLUME XLVII. Nelson B. E. and Leonard H. A. Identification of alkaloids under the microscope from the form of their picrate crystals 212. Nelson P. A. and Senseman C. E. Estimation of anthraquinone 532. Nbmec A. and Duchoh F. Biochemical evaluation of the vitality of seeds 215. Ngmec A, and Duchoh F. Determination of the value of seeds by biochemical means 29. Neubauer H. Report of the Fertiliser Research Committee (Method for the estimation of nitric and nitrous nitrogen) 85. Nevens W. B. See Hamilton T. S. Nevens, W. B. and Grindley H. S. Nicholls J. R. The estimation of morphine, 506.Nikolai F. Iodimetric estimation of arsenic and antimony sulphides 367. Noetzel 0. Detection of egg substance in cakes 122. Nourrisson A. See Martini - and Nourrisson, A. 0 Oakes E. T. and Salisbury H. M. Use of phthalate solutions for hydrogen electrode standards 312. O’Brien H. R. and Parker W. L. Solubility of carbon monoxide in serum and plasma 175. Osaka Y. and Ando I(. Potassium hydrogen oxalate and the standardisation of alkali solutions 408. The Problem of Proof (Review), 543. Suspended impurity in the air 322. Osborn A. S. Owens J. S. P Painter,. W. J. A starch indicator solution (Notes) 166 Palmer L. S. Influence of various antiseptics on the activity of lipase 404. Palmer W. W. See Jackson H. and Palmer w. w. Park E.A. See McCollum E. V. Simmonds, N. Shipley P. G. and Park E. A. Parker W. L. See Jones G. W. and Parker w. L. Parker W. L. See also Allison V. C. Parker, W. L. and Jones G. W. Parker W. L. See also Fieldner A. C. Selvi, W. A. and Parker W. L. Parker W. L. See also O’Brien H. R. and Parker W. L. Parr S. W. Short method for the ultimate analysis of coal 449. Parsons L. W. and Wilson R. E. Method of colour measurement for oils 323. Patzsuer A. The reaction of blood with nascent hydrogen peroxide 32. Paul T. Sweetening value of sweet substances, 261. Pauli W. Colloid Chemistry of the Proteins (Review) 377. Paventa E. F. Italian Technical Words and Phrases An English-Italian and Italian-English Dictionary (Review) 47. Payne W. B. See Hart M.C. and Payne W. B. Pecaud M. T. See Arpin - and Pecaud M. T. Pecker H. Distilled cherry laurel water 402. Pedley F. G. See Shohl A. T. and Pedley, F. G. Pelizzola C. See Bruni G. and Pelizzola C. Pelkan K. F. Quantitative estimation of phenols in blood 217. Pemberton H. V. See Hoyt L. F. and Pemberton H. V. Penfold A. R. Aromatic aldehydes occurring in certain eucalyptus oils 214. Pepin C. and Reaubourg G. Sulphonated derivatives of naturally occurring sulphurised hydrocarbons 525. Perman E. P. Method of testing the degree of incorporation of explosives and other powders, 369. Perutz A. Peterson W. H. Fred E. B. and Schmidt E. G) Fermentation of pentoses by moulds 527. Peterson W. H. See Fred E. B. Peterson, W. H. and Anderson J . A.Pfyl B. Reif G. and Hanner A. Replacement of morphine in the detection of methyl alcohol in potable spirit 77. Philip J. C. Dilution of acids to a desired strength (Notes) 67. Piccard J. Detection of oxygen in organic compounds 220. Pickering G. F. and Cowlishaw G. E. Relation between the refractive index and the chemical .characteristics of oils and fats 220. Pictet A. and Jahn R. Depolymerisation products of potato starch 517. Pieraerts J. Copal oil A new fat from the Belgian Congo 440. Pilcher R. B. Pasteur Commemoration Fund, 438. Pilcher R. P. Pharmacy Acts Amendment Bill 23. Pile S. and Johnston R. Tested Methods of Metallurgical Analysis (Non-Ferrous) (Review), 540. Plahl W. Occurrence of a magnesium salt in the clove and its detection 78.Plimmer R. H. A. See Plimmer V. G. and Plimmer R. H. A. Plimmer V. G. and Plimmer R. H. A. Vitamins and the Choice of Food (Review) 414. Poetschke P. Commercial hydrogen peroxide containing preservatives 304. Poirot G. Polonovsky M. Qualitative separation of alka-line earth metals 491. Polonovski M. and Vallbe C. Micro-estimation of nitrogen and its biological applications 80. Ponder E. Estimation of non-protein nitrogen in blood 446. Porritt B. D. See Luff B. D. W. and Porritt, B. D. Potonib R. The petrological investigation of brown-coal 531. See Kofler I,. and Perutz A. See Fleury P. and Poirot G INDEX TO VOLUME XLVII. xiii Powell A. R. See Schoeller W. R. and Powell A. R. Powell H. M. See Havens L. C. and Powell, H. M.Power F. B. and Chesnut V. K. Occurrence of methyl anthranilate in grape juice 26. Power F. B. and Chesnut V. K. The odorous constituents of peaches 26. Prax J. The Villavecchia Reaction for the detection of sesame oil in olive oil 75. Prescher J. and Clans R. Elderberry wine, -180. Price T. S. and Twiss D. F. A Course of Practical Organic Chemistry (Keview) 373. Pritzker J. and Jungkunz R. Hazel nut oil 2nd estimation of arachidic acid 124. Pummerer R. New reaction of quinones 532. Purcell C. S. and Hickey C. H. Note on an occurrence of struvite in canned shrimps 16. Purdum R. B. See Edgar G. and Purdum, Purgotti A. Detection of magnesium in presence of manganese and phosphoric acid, 37. The Chemical Examination of Water Sewage and Foods ( Keview) 455.R. B. . Purvis J. E. and Hodgson J. R. Q Quisumbing F. A. and Thomas A. W. Quanti-tative estimation of reducing sugars by Fehling’s solution. Elimination of certain errors 27. R Raczkowski H. See Keen R. A and Racz-kowski H. Rae W. N. Two uncommon animal fats (Notes), 510. Randles F. S. and Knudson A. Estimation of lipoid phosphoric acid (“ lecithin ”) in blood, 446. Ra,tliff W. C. See Selvig W. A. and Ratliff w. c . Reaubourg G. See Pepin C. and Reaubourg, c’r . Redwood B. Petroleum (Review) 190. Reeve C. S. and Yeager F. W. Coke residue test for creosote oils 631. Reif G. Estimation of acetone in potable spirits by means of hydroxylamine hydro-chloride 77. Reif G. See Pfyl B. Keif G. and Hanner A. Renshaw A. See Fairbrother T.H. and Itenshaw A. Rexss A. Estimation of nitric acid in drinking water by Mayrhofer’s method 3 11. Rice F. E. and Hanzawa T. Estimation of 1)eroxidase in milk 30.5. Richardson 0. W. The Emission of Electricity from Hot Bodies (lieview) 275. Richmond H. D. and England E. H. Note on the sulphuric acid reaction for liver oil (Notes), 431. Richter V. Von. Organic Chemistry; or the Chemistry of the Carbon Compounds (Review), 326. Rideal E. K. See Rideal S. and Rideal E. K. Rideal S. and Rideal E. K. Chemical Disin-fection and Sterilisation (Review) 277. Rinck A. Formulae for the direct calculation of starch syrup and sucrose in fruit juices j ams, etc. 171. Rivalland C. See Malvezin P. Rivalland C., and Grandchamp L. Roberts 0. D.and Islip H. T. The constants of Indian beeswax 246. Robinson R. H. Physical properties of com-mercial lead arsenates 318. Robison R. Rodman C. J. Estimation of moisture in Rolf I. P. Rosario M. V. Del and Valenzuela P. Com-Rosedale J. L. Amino-acids of flesh 265. Rosenthaler L. Iodimetric estimation of arsenic acid 367. Rosenthaler L. Oxalic acid as an iodimetric standard 365. Ross W. H. Durgin C. B. and Jones R. M. Composition of commercial phosphoric acid, 411. Rudolfs W. See Helbronner A. and Rudolfs w. Rudolph 0. Colour reactions of certain nitro compounds 87. Russell A. S. An Introduction to the Chemistry o’E Kadio-Active Substances (Review) 539. Russell E. J. Soil Condition and Plant Growth (Review) 43. Gelatin as a foodstuff 263.insulating oils 178. See Levene P. A. and Rolf I. P. mercial acetylsalicylic acid 354. S Sage d E. Loss of morphine in powdered opium 522. St. John E. Q. See Hepburn J. S. and St. John E. Q. Salisbury H. M. See Oakes E. T. and Salis-bury H. AT. Salkowski E. Ally1 alcohol as a preservative for blood 175. Salvador W. Food value of Philippine bananas, 439. Salway A. H. See Cocks L. V. and Salway, A. H. Sanfourche A. Analysis of liquid nitrogen peroxide 316. Sanfourche A. Reactions between gaseous nitrogen oxides and alkaline solutions 636. Saunders J. T. Hydrogen ion concentration of some natural waters 130. Sayce L. A. and Crawford A. Estimation of carbon dioxide in mineral carbonates 225. Sborowsky M. New accelerator for the des-truction of organic matter in the Kjeldahl process 530.See Lamb A. R. Scalione C. C., and Edgar G. i Scalione C. C xiv INDEX TO VOLUME XLVII. Schlesinger F. See Escales R. and Schlesinger, F. Schmidt E. and Dugsen -. Plant incrusta-tions 314. Schmidt E. 0. See Peterson W. H. Fred E. B., and Schmidt E. G. Schneider A. See Franzeri H. and Schneider, A. Schneider J. junr. Contribution to the method of tannin analysis 448. Schneiderwirth J. See Konig J. and Schneider-wirth J . Schoeller, W. R. and Powell A. R. Tantalum, columbium and their mineral associates : I. Use of tartaric acid in the analysis of natural tantalocolumbates ; 11. Separation of zirconium from tantalum and from colum-bium 93. Schryver S. B. See Buston H. W. and Schryver S.B. Schiitze W. See Tillmans J. Strohecker R., and Schiitze W. Schwarz P. Detection of benzene in petroleum spirit 315. Scott R. D. and Will E. G. Cider preservatives, 123. Scott W. W. Estimation of suspended im-purities in gases 372. Scott W. W. Glacial acetic acid method for estimating uranium in carnotite 410. Searle A. B. The Clayworker’s Handbook (Review) 45. Seidell A. Experiments on the isolation of vitamin B 484. Seidell A. Preparation of vitamin-activated fuller’s earth 357. Seligman B. and Williams P. Cleaning aluminium vessels 493. Sell M. T. Selvig W. A. and Ratliff W. C. Nature of acid water from coal mines and the estimation of acidity 269. Selvig W. A. See Fieldner A. C. Selvig W. A., and Parker W. L. Semichon L.Composition of lees wine and wine lees, Senseman C. E. See Nelson P. A. and Sense-man C. E. Shaw J. A. Method for the estimation of free a.nd combined carbon dioxide (in waters), 130. Shsaff H. M. Quantitative estimation of minute amounts of gaseous oxygen 366. Sherman H. C. and Smith S. L. The Vitamins (Review) 378. Sherman H. C. LaMer V. K. and Campbell, H. L. Estimation of the antiscorbutic vitamin (Vitamin C) 216. Shihata K. Oxidation reaction in the living cells of plants 403. Shipley P. G. See McCollum E. V. Simmonds, N. Becker J . E. and Shipley P. G. Shipley P. G. See also McCollum E. IT., Simmonds N. Shipley P. G. and Park E. A. Shohl A. T. and Pedley F. G. Rapid estima-tion of calcium in urine 219. See Steenbock H. and Sell M.3‘. Showalter M. F. and Carr R. H. Proteins in maize of high and low protein content 487. Sieke F. Formation of phenol by bacteria 358. Simmonds N. See Levine V. E. McCollum, E. V. and Simmonds N. Simmonds N. See also McCollum E. V., Simmonds N. Becker J. E. and Shipley, P. G. Simmonds N. See also McCollum E. V., Simmonds N. Shipley P. G. and Park E. A. Simms H. S. See Levene P. A. and Simms, H. S . Simon L. J. Oxidation by means of mixtures of sulphuric acid and chromates 405. Simon L. J. and Guillaumin A. J. A. Estima-tion of carbon and hydrogen by means of the sulphuric-chromic mixture 530. Singh H. D. See Annett H. E. and Singh, H. D. Singleton W. The use of the daylight lamp in volumetric aIld colorimetric analysis 424. Singleton W. and Williams H.Inadequacy of A.R.” test for alkalis in calcium carbonate, 252. Mnnatt F. S. Method of representing the structure of coal seams 450. Sjostrum 0. A. Determination of the P value ot commercial glucose as a substitute for the “ candy ” test 520. SIyke D. D. Van and Stadie W. C. Estimation of the gases of the blood 83. Slyke D. D. Van. See Hastings A. R. and Slyke D. D. Van. Small J. and Andrews F. M. J. Yohimbine bark 261. Smith C. A. See Hawk P. B. Smith C. A., and Bergein 0. Smith C. M. See Graham J. J. T. and Smith c. Ill. Smith E. and Medes G. Effect of heat upon the antiscorbutic tami in in the presence of invertase 30. Smith F. W. See Drakeley T. J. and Smith, F. W. Smith G. F. See Willard H. H. and Smith, G F. Smith P.Smith 5. L. See Sherman H. C. and Smith s. L. Smith T. M. See Hill A. E. and Smith T. M. Smith W. B. Composition of Soya bean oil, Somazzi -. New apparatus for the estimation Sordelli A. See Wernicke R. and Sordelli A. Speckan C. Sweetening power of p - hydroxy phenylcarbamide derivatives 525. Spencer G. L. Flask calibrating and marking device 94. Stadie W. C. See Van SIyke D. D. and Stadie, W. c. Staidl J. A. See Bray M. W. and Staidl J . A. Starr H. E. Hydrogen ion concentration of human saliva 529 Steel T. Analyses of some Australian fruits, 210. See Elsdon G. D. and Smith P. 400. of impurities in fats 178 INDEX TO VOLUME XLVII. xv Steel T. Occurrence of calcium oxalate in Gidgee wattle 89. Bteel T. Steele L. L. and Sward (ji. G.Estimation of the acid value of tung oil and other vegetable oils 177. Steenbock H. and Sell M. T. Occurrence of fat-soluble vitamin A in relation to plant pigments 267. Steenbock H. See Hart E. B. Steenbock H., and Lepkovsky S. Stehle R. L. Gasometnc estimation of urea, 268. Stendel H. Preparation of creatinine from meat extract 174. Stewart A. W. Some Physico-Chemical Themes (Review) 539. Stewart C. R. See Congdon L. A. and Stewart, C. R. Strachan J. Standardisation of China clay, 370. Strohecker R. See Tillmans J. Strohecker R., and Schutze W. Strzyzenski C Spectroscopic detection of car-bon monoxide in blood by means of brewers’ yeast 358. Sundberg T. Sensitiveness of tests for hydro-cyanic acid 215. Supplee G. C. and Bellis B.Citric acid content of milk and milk products 24. Supplee G. C. Whiting W. A. and Downs, P. A. Variations in bacteria counts from milk as affected by media and incubation temperature 485. Sward G. G. See Steele L. L. and Sward, G. G. Szilard B. Direct estimation of very small quantities of radium bq means of penetrating rays 413. Roots of the Dragon Tree 210. T Taggart G. C. See Csonkcz F. A. and Taggart, G. c. Takata M. Use of dyes as standards in colori-metric methods 32. Tanret G. Chemical composition of ergot of diss and ergot of oats 213. Tartar H. V. and Gailey Z. J. R61e of hydrogen ion concentration in the precipitation of colloids 531. Tarugdi N. Tatham G. T. P. See Clark C. H. D. and ‘Tatham G. T. P. Taylor W. and Husband A.D. Effect of certain variations on the percentage composition of milk 356. Taylor W. C. and Bailey A. Gracied seal for joining pyrex to lead glass 137. Tcrrill E. H. Colorimetric estimation of haemoglobin 445. Thom C. and Le Fevre E. Flora of maize Cwmeal. 83. Toxicology of arsenic 304. Thomas P. and Carpentier G. Highly sensitive reagent for copper the Kastle-Meyer re-agent 90. Thompson (3. The temperature coefficient of the refractive index of American turpentine (Notes) 469. Thomson J. J. Rays of Positive Electricity and their Application to Chemical Analyses (Review) 96. Thornton W. 116. Trivalent titanium. 11. Estimation of copper and iron in presence of each other 320. Thorpe E. A Dictionary of Applied Chemistry. Vol. 111.) Explosives to K.(Review) 376. Thresh J. C. The action of natural waters on lead 459 500. Thyssen H. See Batta G. and Thyssen H. Tilley F. W. Influence of peptone on the formation of indol by “ B. coli,” 174. Tillmans J. Strohecker R. and SchMze W. Detection of incipient putrefaction in meat 78. Tingle A. Alleged adsorption of alumina from aluminium sulphate solutions by cellulose 319. Tingle A. Estimation of the “ bromine figure ” or Tisdall F. F. Colorimetric estimation of in-organic phosphorus in small quantities of serum 218. Tocher J. F. Citric solubility of mineral phos-phates 361. Tondani C. Rapid estimation of the weighting of silk 178. Tosterud M. See Lenher V. and Tosterud, M. Tourrou R. See Denighs G. and Tourrou, R. Townsend E. B.See MacInnes D. A. and Townsend E. B. Travers -. New method for estimating fluorine in the cold 35. Treadwell F. P. Analytical Chemistry. Vol. I., Qualitative (Review) 186. Treadwell W. D. Reductions with cadmium and lead in volumetric work 533. Treadwell W. D. and Chervet D. Influence of alkali metals on the ferrocyanide titration of certain metals 535. Tsang C. Y. See Englis D. T. and Tsang C. Y. Twiss D. F. See Price T. S. and Twiss D. F. chlorine factor ” of pulp 222. U Ugarte T. Estimation of caffeine in MatC, coffee tea Kola-nuts and Guarana 25. V Vagliano M. M. Valenzuela P. See Rosario M. V. Del an Valenzuela P. Vallke C. See Polonovski M. and Vallke C Van Der Hoeven. C. Estimation of free sulphuric See Wollmann E. and Vagliano, Thomas A.W. See Quisumbing F. A. and Thomas A. W. acid in leather 221 xvi INDEX TO VOLUME XLVII. Van Der Wielen -. Hydroferrocyanic and hydroferricyanic acids as reagents for essential oils 402. Van Eck P. N. Van Laer H. and Lombaers,R. Researches on the formation of osazones 76. Van Slyke D. D. and Stadie W. C. Estimation of the gases of the blood 83. Van Slyke D. D. See Hastings A. B. and Van Slyke D. D. Van Zijp C. Benzidine hydrochloride as a reagent for lignocellulose 35. Van Zijp C. Veil C. Relation between the chlorine index and the nitrogen content of vegetable mould, 176. Villavecchia G. V. Trattato di Chimica Ana-litica Applicata (Review) 494. Vogt E. Detection and estimation of diluents in flour and bread 74. Vorhees V.and Adams R. Catalytic reduction of organic compounds by platinum oxides, 362. Vosburgh W. C. See Eppley M. and Vosburgh w. c . Vulquin E. Detection of blood 628. New sources of cantharidin 214. See Entat M. and Vulquin E. W Wadsworth R. V. The theobromine content of cacao-beans and cocoa 152. Waites H. Limits of the agglutination test for ricin 306. Waldschmidt-Leitz E. See Wilstatter R. and Waldschmidt-Leitz E. Wallis T. E. Characteristics of wheat starch, 516. Wang C. C. Composition of Chinese edible birds nests and nature of their proteins 122. Wang C. C. Isolation and nature of the amino sugar of Chinese edible bird’s nests 123. Warcollier - and Le Moal -. Progressive disappearance of free sulphurous acid in pre-served apple juice 212.Wark I. W. Rapid iodimetric estimation of copper and iron in mixtures of their salts, 224. Watson A. F. See Drummond J. C. and Watson A. F. Watson A. R. See Dyer J. W. W. and Watson A. R. Watson S. J. Investigation of Atkinson’s process for the estimation of potassium in the presence of sodium magnesium sulphates and phosphates 285. Weighell A. Agglutinating value of some Durham coals 180. Weigley M. See Bailey C. H. and Weigley M. Weimer J. L. See Harter L. L. and Weimer, Weizenkleber C. See Gerum J. and Weizen-Wells A. H. Agcasili F. and Feliciano R. T. Wells R. C. J. L. kleber C. Philippine rice 439. Estimation of silica 537. Welzmuller F. Destructive action of the amylase of cows’ milk on various kinds of starch 306. Wenger P.and Christin P. Analysis of monazite 452. Wernicke R. and Sordelli A. Activation of water by means of metallic copper and its oxides 311. Wertheim E. West A. P. and Montes Z. Wheeler T. S. and Blair E. W. A receiver for fractionation in a current of gas or under reduced pressure 227. White E. C. See Larsen A. T. and White, E. C. Modified Schiff’s reagent 488. Lumbang oil 27. Whitfield B. W. field. B. W. See Joseph A. F. and Whit-Whiting W. A. See Supplee G. C. Whiting, W. A. ar.d Downs P. A. Whitfles C. L. Classification of soils on the basis of mechanical analysis 360. Wielen - Van Der. Hydroferrocyanic and hydroferricyanic acids as reagents for essential oils 402. Wiley J. A. See Kelley G. L. and Wiley J . A. Wilke C. See Holde D.and Wilke C. Will E. G. Willard H. H. and Cake T. E. Volumetric estimation of sulphide by oxidation to sulphate 38. Willard H. H. and Hall D. Separation and estimation of cobalt 536. Willard H. H. and Smith G. F. Magnesium perchlorate as a drying agent 538. Willard €3. H. See Meloche C. C. and Willard, H. €1. Williams A. G. Quantitative estimation of phenanthrene 87. Williams H. See Singleton W. and Williams, H. Williams P. See Seligman B. and Williams P. Williams W. C. County of elancaster. Annual Report of the County Analyst for the Year 1921 296. Wilson F. E. See Raillie W. L. and Wilson, F. E. Wilson R. E. See Parsons L. W. and Wilson, R. E. Wilstatter R. and Waldschmidt-Leite E, hlkalimetric estimation of aminoacids and peptides 308.Winch H. J. and Chaudratreya V. L. Volu-metric estimation of titanium in bauxite 320 Wirthle F. and Amberger K. Tea containing lead 478. Wischo F. Wohack F. Micro-analytical methods in the examination of foods 126. Wolf€ L. R. Phosphoric acid in lemonade 354. Wollmann E. and Vagliano M. Influence of avitaminosis on lactation 404. Wood D. R. Annual Report of the Somerset County Analyst 1920 19. Wood D. R. Somerset County Council. Annual Report of the County Analyst and Bacteri-ologist for the Year 1921 349. See Scott R. D. and Will E. G. See Zechner L. and Wischo F INDEX TO VOLUME XLVII. xv ii Woodroffe D. Extraction of oils and fats from Woodroffe -. See Chater - and Woodroffe, Woog P. Relation between the molecular properties of certain hydrocarbons and their capacity for fixing iodine 132.Wu H. New colorimetric method for the estimation of plasma proteins 266. chrome-leather 22 1. -Y Yeager F. W. See Lloyd H. E. and Yeager, F. W. keager F. W. See also Reeve C. S. and Yeager F. W. Young W. A. and Dawson G. D. Bacterial food poisoning from mutton 528. Z Zahlbruckner K. Analysis of alloys by means of their specific heats 412. Zechner L. and Wischo F. Adrenaline tests, 304. Zielstorrf W. and Benirschke F. Estimation of acids in silage 529. Zijp C. Van. Benzidine hydrochloride as a reagent for lignocellulose 35. Zijp C. Van. New sources of cantharidin 214. Zilva S. S. and Miura M. Quantitative estima-tion of the fat-soluble factor (Vitamin A ) 267. Zilva S. S.See Drummond J. C. and Zilva s. s. Zilva S. S. Da. See Drummond J. C. and Da Zilva S. S. Zschokke H. and Hiiuselmann L. Estimation of free acid in aluminium sulphate solutions, 270 xviii INDEX TO VOLUME XLVII. INDEX TO A " A.R." Test Alkalis in calcium carbonate ; Inadequacy of - for. W. Singleton and H. Williams 252. Abdominal Adipose Tissue Turkey ; Enzymes of the - of the. Absorbent Carbon dioxide in steel analysis ; Solid sodium hydroxide as an - for. G. L. Kelley and E. W. Evers 91. Abstracts of Papers Published in Other Journals : 1922 24 73 122 170 210 258 300 352, 397 439 477 516. Accelerator Destruction of organic matter in the Kjeldahl process; New __ for the. M. Sborowsky 530. Acetates Free sulphuric acid and sulpho-acetates in cellulose -; Detection and estimation of.M. Entat and E. Vulquin 312. Acetic Acid Solvent for water-soluble vitamin B ; Glacial - as. V. E. Levine E. V. McCollum and N. Simmonds 444. Acetone Commercial ammonia ; Presence of - in. Aoetone Potable spirits by means of hydroxyla-mine hydrochloride Estimation of __ in. G. Reif 77. Acetylene Test-Paper for the detection of -. G. Denigbs 33. Acetylsalicylic Acid Commercial -. M. V. Del Rosario and P. Valenzuela 354. Aoid Aluminium sulphate solutions ; Estima-tion of free - in. H. Zschokke and L. Hauselmann 270. J. Bouillot 213. Acid Value Tung oil and other vegetable oils : Estimation of the - of. L. L. Steele and G. G. Sward 177. leeid Water Acidity ; Nature of - from coal mines and the estimation of.W. A. Selvig and W. C. Ratliff 269. Acidimetry Standard in - and alkalimetry ; Symmetrical diphenylguanidine as a. C. A. Carlton 408. Arpin and M. T. Pecaud 616. Acidity Volatile - of wines containing sulphurous acid; Estimation of the. R. Marcille 480. Acids desired strength ; Dilution of - to a (Notes). J. C. Philip 67. Acids Silage ; Estimation of - in. W. Zielstorff and F. Benirschke 529. J. S. Hepburn 81. J. Bougault and R. Gros 483. Acid Methylarsinate Strychnine ; - of. Acidity Flour; Estimation of the - of. SUBJECTS. Acids Titration of __ and bases ; Studies in the. Aconite Extract Alkaloids in - ; Estimation of the. A. Astruc E. Canals and R. Bordier: 212. Act Fertilisers and Feeding Stuffs - ; Report of the Kent County Analyst under the for the Quarter ended Sept.30 1921. By F. W. F. Arnaud 69. Act Milk and Dairies (Amendment) - 1922. L. V. Brock 436. Acts Amendment Bill Pharmacy ; R. B. Pilcher 23. Acts Public Analysts of Scotland ; Memorandum from Association of. On Administration of Food and Drugs -. 297. Acts Sale of Food and Drugs - Ministry of Health. Extracts from the Annual Report for 1920-1921 and abstract of Reports of Public Analysts for 1920 69. Acts Sale of Food and Drugs -. Extracts from the Annual Report of the Ministry of Health for 1921-1922 and Abstracts of Reports of Public Analysts for 1921. 469. Address Retiring president ; Annual - of the. 105. Adhesives Research Committee Department of Scientific and Industrial Research.First Report of the --. 434. Adiabatic Condition Calorimetry ; Maintenance of the in. F. Barry 324. Adipose Tissue Turkey; Enzymes of the abdominal - of the. Adrenaline Tests. L. Zecher and F. Wischo 304, Adulterated Chestnut Product. Agglutinating Value Durham coals ; - of some. A. Weighell 180. Agglutination Test Ricin ; Limits of the -for. H. Waites 306. Agricultural Analysis Abstracts 1922 33 84, 176 219 312 360 487 529. Agriculjure Dominion of Canada Department of -. Interim Report of the Dominion Chemist. For the vear ending March 31, 1921. 168. Agriculture United States Department of -. Food Inspection Decision 184. Colours in Food 438. Air Impurity in the - ; Suspended. J. S. Owens 322. Air Ministry Meteorological Office -.Advisory Committee on Atmospheric Pollution. R-lport on Observations in the year ending March 31st 1921. 256. J. L. Lizius and N. Evers 331. J. S. Hepburn 81. Gabriel 478 INDEX TO VOLUME ’ XLVIII XiX AiE Rock dust in - The sugar tube method of estimating. A. C. Fieldner S. H. Katz and E. S. Longfellow 272. A l b e Cow’s milk ; Detection of Soya bean - in. K. Nakayasu 398. Alcohol Alkali hydroxide ; Preparation of -remaining clear with. Alcohol Blood ; Allyl - as a preservative for. E. Salkowski 175. Alcohol Ethyl - as solvent ; Titrations in. E. R. Bishop E. B. Kittredge and J . H. Hildebrand 220. Alcohol Morphine in the detection of methyl - in potable spirit ; Replacement of. B. Pfyl G. Reif and A. Hanner 77.Alcohol Test Milk; - for grading. A. 0. Dahlberg and H. S. Gardner 25. Aldehydes Eucalyptus oils ; Aromatic -occurring in certain. Aldehydes Hydroxylamine ; The estimation of - and ketones by means of. A. H. Bennett and F. K. Donovan 146. Aldehydes Nessler’s reagent ; New analytical applications of. Detection of ketones ; esti-mation of -. J. Bougault and R. Gros, 405. Aldoses Fructose in the presence of - ; Detection of. Aleppo Oil of turpentine. Aliphatic Amines Ammonia ; Separation of - from each other and from. H. Franzeri and A. Schneider 308. Alkali Hydroxide Alcohol remaining clear with -; Preparation of. H. Dubovitz, 447. Alkali Hydroxide Cuprous oxide obtained from Fehling solution; Estimation of sugar by titration with - of the A.Kanak 75. Alkali Metals Ferrocyanide titration of certain metals; Influence of - on the. W. D. Treadwell and D. Chervet 535. Alkali Solutions Standardisation of - ; Potassium hydrogen oxalate and the. Y. Osaka and K. Ando 408. Alkalimetric Estimation Amino-acids and pep-tides ; - of. R. Willstatter and E. Waldschmidt-Leitz 308. Alkalimetry Standard in acidimetry and - * Symmetrical diphenyl-guanidine as a. C. A: Carlton 408. Alkaline Copper Solutions Sucrose by - ; Inversion of. M. L. Maquenne 479. Alkaline Earth Hydroxides Sucrose in the presence of other carbohydrates by means of -; Estimation of. A. Behre and A. During 478. Alkaline Earth Metals - ; Qualitative separation of. M. Polonovsky 491. Alkaline Hydrolysis Casein - of.M. A. Griggs 73. Alkaline Solutions Gaseous nitrogen oxides and - ; Reactions between. A. Sanfourche, 536. Alkalis “ A.R.” test for - in calcium carbonate ; Inadequacy of. W. Singleton and H. Williams 252. H. Dubovitz 447. A. R. Penfold 214. I. M. Kolthoff 301. G. Dupont 177. Alkaloids Aconite extract Estimation of the - in. A. Astruc E. Canals and R. Bordier, 212. Alkaloids Crystalline iodobismuthates of - ; Method for the preparation of. M. Franqois and L. G. Blanc 440. Alkaloids Crystalline iodomercuriates of - ; Method for the preparation of. M. Fraqois and L. G. Blanc 440. Alkaloids Extract of belladonna ; - con-tained in. Alkaloids Indicators for - ; New. W. J. McGill 633. Alkaloids Picrate crystals ; Identification of - under the microscope from the form of their.B. E. Nelson and H. A. Leonard 212. Alloys Aluminium - and especially of dura-lumin ; Analysis of. E. M. da Costa-Vet, 368. Alloys Antimony and tin in copper - -Volumetric estimation of. F. J . Muck 496. Alloys . Ferruginous tin - ; Analysis of. A. Meyer 224. Alloys Specific heats; Analysis of - by means of their. Allyl Alcohol Blood ; - as a preservative for. E. Salkowski 175. Alumina Cellulose ; Alleged adsorption of -from aluminium sulphate solutions by. A. Tingle 319. Alumina Ferric oxide and - from lime by the nitrate method ; Separation of. Charriou, 271. Alumina Sodium in aluminium and - ; Electrolytic estimation of. R. Geith 452. Aluminium Alloys Duralumin ; Analysis of - and especially of.E. M. da Costa-Vet, 368. Aluminium - ; Estimation of 11. L. Losana 183. Aluminium - ; Volumetric estimation of. E. J. Kraus 92. Aluminium Beryllium ; The separation of -from. Part 111. H. T. S. Britton 50. Aluminium o-phenetidine ; Separation of -and iron by means of. K. Chalupny and K. Breisch 491. and alumina; Aluminium Sodium in -Electrolytic estimation of. Aluminium Sulphate Solutions Alumina from - by cellulose ; Alleged adsorption of. A. Tingle 319. Aluminium Sulphate Solutions Free acid in - ; Estimation of. H. Zschokke and L. Hauselmann 270. Aluminium Tungsten ; Estimation of - in. V. and K. Froboese 225. Aluminium Vessels Cleaning -. B. Seligman and P. Williams 493. Amalgam Lead in lead - ; Estimation of.M. G. Mellon 533. Amanita Muecatia Muscarine from - ; Isolation of. H. King 526. American Turpentine Refractive index of - ; The temperature coefficient of the (Notes). G. Thompson 469. A. Goris and P. Costy 522. K. Zahlbruckner 412. R. Geith 452 xx INDEX TO VOLUME XLVII. Amines Aliphatic - from each other and from ammonia ; Separation of. H. Franzeri and A. Schneider 308. Amino-Acid Nitrogen Blood ; Colorimetric estimation of - in. Amino-Acid Nitrogen Normal urine ; Colori-metric estimation of - in. 0. Folin, 309. Amino-Acids Cow’s milk ; Occurrence of -in. Y. Hijikata 264. Amino-Acids Flesh ; - of. J. L. Rosedale, 265. Amino-Acids Foodstuffs ; Estimation of -in. T. S. Hamilton W. B. Nevens and H. S. Grindley 33.Amino-Acids Peptides ; Alkalimetric estima-tion of - and. R. Willstatter and E. Waldschmidt-Leitz 308. Amino-Acids Proteins etc. ; Separation of -from the products of hydrolysis of. H. W. Buston and S. B. Schryver 264. Amino Sugar Chinese edible bird’s nests ; Isolation and nature of the - of. c . c . Wang 123. Ammonia Acetone in commercial - ; Presence of. J . Bougault and R. Gros 483. Ammonia Aliphatic amines from each other and from - ; Separation of. H. Franzeri and A. Schneider 308. Ammoniacal Nitrogen Nitrogenous organic substances especially in protein materials and their decomposition products ; Estimation of - in. J. Froidevaux 308. Amylase Starch ; Destructive action of the - of cows’ milk on various kmds of. F. Welzmuller 305.Ammonium Phosphomolybdate Vanadic acid with - ; Co-Precipitation of. J. R. Cain and J. C. Hostetter 184. Analyst City of Birmingham. Report of the City - for the First Quarter 1922. J. F. Liverseege 295. Analyst County of Lancaster. Annual Report of the County - for the Year 1921. W. C. Williams 296. Analyst Metropolitan Borough of Stepney. Annual Report of the Borough - for 1921. H. Hawley 391. Analyst Somerset County Council. Annual Report of the County - and Bacteriologist for the Year 1921. Analytical Applications Nessler’s reagent ; New - of. Detection of ketones ; estima-tion of aldehydes. J. Bougault and R. Gros, 405. Animal Bodies Chemical composition of -. J . A. Murray 355. Animal Fats Uncommon - ; Two (Notes). W. N.Rae 510. Animal Kingdom Carnosine in the - ; Dis-tribution of. Animal Nucleic Acid - ; Preparation and analysis of. P. A. Levene 482. Animal Substances Hydrogen peroxide on the decomposition of plant and - by Kjeldahl’s method ; Influence of. Kleeman 34. 0. Folin 309. D. R. Wood 349. W. M. Clifford 266. Anion Nitrous - ; Detection of the. P. Falciola 492. Annual Report Sale of Food and Drugs Acts. Extracts from the - of the Ministry of Health for 1921-1922 and Abstracts of Reports of Public Analysts for 1921. Anthraquinone - ; Estimation of. P. A. Nelson and C. E. Senseman 532. Antimony and Arsenic Sulphides ___ . Iodi-metric estimation of. F. Nikolai 36i. Antimony __ * Electrolytic estimation of. H. Angenot 1i6. Antimony - ; Test for.P. Haferkorn 224. Antimony Copper alloys ; Volumetric estima-tion of __ and tin in. F. J. Muck 490. Antimony Copper and brass ; The estimation of small quantities of I__ in. R. S. Evans 1. Antimony Copper lead ~ and tin ; Separa-tion and estimation of Analysis of white metal. Antiscorbutic Vitamin - (Vitamin C ) ; Estimation of the. H. C. Sherman V. K. LaMer and H. L. Campbell 216. Antiscorbutic Vitamin C dessicated orange juice; Solubility of the __ from. E. B. Hart H. Steenbock and S. Lepkovsky 357. Antiscorbutic Vitamin Invertase ; Effect of heat upon the - in the presence of. E. Smith and G. Medes 30. Antiseptic Action Chemical constitution and - in the coal tar dyestuffs; Relation between. T. H. Fairbrother and A. Renshaw, 307.Antiseptics Lipase ; Influence of various -on the activity of. Antoine Chiris Lavender oil ; Reports on. Etablissements -. 303. Apparatus Abstracts 1922 40 137 185 493. Apparatus Atomising -. 372. Apparatus Hydrofluoric acid ; - of trans-parent Bakelite for measuring. L. J. Curt-mann 493. Apparatus Hydrogenation at high tempera-tures without pressure ; - for. J. Klimont, 228. Apparatus Impurities in fats; New - for the estimation of. Somazzi 178. Apparatus Rapid electrolysis without rotating electrodes ; __ for. G. Edgar and R. B. Purdum 371. Apparatus Waterbath ; -for stirring. C. H. D. Clark and G. T. P. Tatham 412. Apple-Juice Free sulphurous acid in preserved - ; Progressive disappearance of. War-collier and Le Moal 212.Apple-Juice “ Pure fruit ” preserves ; Deteo tion of ___ in. Arachidic Acid Hazel nut oil and estimation of -. Argentometric Titration Phosphoric acid ; -of. I. M. Kolthoff 185. Aromatic Aldehydes Eucalyptus oils ; -occurring in certain. Aromatic Organic Compounds Nitro group in - Estimation of the. T. Callan and J. A. R. Henderson 363. 469. A. Kling and A. Lassieur 134. L. S. Palmer 404. M. C. F. Muttelet 398. J. Pritzker and R. Jungkunz 124. A. R. Penfold 214 INDEX TO VOLUME XLVII. xxi Arsenic Acid - ; Iodimetric estimation of. L. Rosenthaler 367. Arsenic and Antimony Sulphides - . Iodi-metric estimation of. F. Nikolai 36i. Arsenic - ; Estimation of. G. R. Lynch, 535. Arsenic Germanium and - ; Separation of. J. H. Miiller 182.Arsenic Nitrates and nitrites in the estimation of - by the distillation method; Errors caused by and a means for their prevention. J. J. T. Graham and C. M. Smith 318. Arsenic Quinine molybdate ; Colorimetric estimation of -by means of. D. Chouchak, 317. Arsenic Silicate rocks ; Estimation of minute traces of - in. Arsenic Toxicology of -. N. Tarugdi 304. Arsphenamine Neo- - ; Toxicity of. M. C. Hart and W. B. Payne 305. Artificial Daylight Laboratory purposes (Sheringham System) ; The application of - to. Artificial Edible fats. R. Escales and F. Schlesinger 17 1. Atkinson’s Proceqs Potassium in the presence of sodium magnesium sulphates and phos-phates ; Investigation of - for the estima-tion of. S. J. Watson 285. Atmospheric Pollution Metereological Office, Air Ministry.Advisory Committee on -. Report on Observations in the Year ending March 31st 1921. 256. Atomic Weights International Committee on - Twenty-Eighth Annual Report. 208. Atomising Apparatus. 372. Atropine Toxicological investigations ; Volatili-sation and hydrolysis of - in. P. Hardy, 482. Australian Fruits Some - ; Analyses of. T. Steel 210. Autoclave Test Chemical glassware ; - for the grading of. W. L. Baillie and F. E. Wilson 226. Avitaminosis lactation ; Influence of - on. E. Wollman and M. Vagliano 404. Azo Dyes Electrometric titration of -. D. 0. Jones and H. R. Lee 222.-0. Hackl 135. S. H. Groom 419. B Babcock Method Fat in butter ; Modified -for determining. Bacilli Virulence of diphtheria - ; Use of the original diagnostic culture for determining the.B . Coli Peptone OR the formationof indol by; Influence of. Bacteria Cheese ; Microscopic study of - in. G. C. Hucker 31. Bacteria Counts Milk as affected by media and incubation temperature ; Variations in -from. G. C. Supplee W. A. Whiting and P. A. Downs 485. N. W. Hepburn 74. L. C. Havens and H. M. Powell 359. F. W. Tilley 174. Bacteria Minerals by - ; Attack of. Oxida-tion of zinc blende. A. Helbronner and W. Rudolfs 307. Bacteria Pentose-fermenting - ; Character-istics of certain. E. B. Fred W. H. Peterson and J. A. Anderson 82. Bacteria Phenol by - ; Formation of. F. Sieke 358. Bacteria Water-soluble B vitamin ; - as a source of. S. R. Damon 81.Bacterial Food Poisoning Mutton ; - from. W. A. Young and G. D. Dawson 528. Bacteriological Physiological etc. Abstracts : 1922 29 79 128 173,215,261,304,355,403, 443 483 525. Bacteriology Department of Scientific and Industria1 Research. Food Investigation Board. Canned meat and fish ; The - of. 513. Bakelite Hydrofluoiic acid ; Apparatus of transparent - for measuring. L. J. Curt-mann 493. Barbituric Acid Verona1 and hypnotic deriva-tives of ~ and its applications ; A reaction of. R. Fabre 523. Barium Tests for __ ; Sensitiveness of. 0. Lutz 93. Bark Cinnamon - ; Powdered. C. T. Bennett 353. Bark Yohimbine -. J. Small and F. M. J , Andrews 261. Bases Acids and - ; Studies in the titration of. Basic Lead Acetate Solutions containing reduc-ing sugars by means of -; Clarification of.Effect of different agents for removing lead. D. T. Englis and C. Y. Tsang 301. Bauxium Titanium in - ; Volumetric esti-motion of. Effect of different agents for removing lead. D. T. Englis and C. Y . Tsang, 301. Bauxium Titanium in - ; Volumetric esti-mation of. H. J. Winch and V. L. Chaudra-treya 320. Bee’s Body Formic acid ; The - as a carrier of. T. Merl 76. Beeswax Indian - ; The constants of. 0. D. Roberts and H. T. Islip 246. Belgian Congo Copal oil. A new fat from the -. J . Pieraerts 440. Belladonna Extract of -; Alkaloids con-tained in. Belladonna Leaves - ; Chemical composi-tion of. Benedict and Folin-Wu Methods Blood sugar estimations; Comparison of the - for.F. A. Csonka and G. C. Taggart 628. Benzene Petroleum spirit ; Detection of -in. P. Schwarz 315. Benzidine Hydrochloride Lignocellulose ; -as a reagent for. Beryllium Aluminium from - ; The Separa-tion of. Part 111. H. T. S. Britton 60. oxidation of chromogens ; Formation of the. A. Kozlowski 29. J. L. Lizius and N. Evers 331. A. Goris and P. Costy 522. A. Goris and A. Larsonneau 303. C. van Zijp 35. Beta Vulgaris Red pigment of - b xxii INDEX TO VOLUME XLVII. Bill Pharmacy Acts Amendment -. R. B. Pilcher 23. Biochemical Evaluation Seeds ; - of the vitality of. Biochemical Means Value of seeds by - -Determination of the. A. NBmec and F: Duchoi5 29. Biological Applications Nitrogen and its - ; Micro-Estimation of. M. Polonovski and C.VallCe 80. Bird’s Nests Amino sugar of Chinese edible - ; Isolation and nature of the. C. C. Wang 123. Bird’s Nests Chinese edible -; Composition of and nature of their proteins. C. C. Wang, 122. Birmingham City Analyst Annual Report of the - 1921. Birmingham City Analyst Report of the -for the Third Quarter 1921. Birmingham City of -. Public Analyst’s Report for the Third Quarter 1922. J . F. Liverseege 512. Birmingham City of - ; Report of the City Analyst for the Second Quarter 1922. J. F. Liverseege 43 1. Birmingham City of -. Report of the City Analyst for the First Quarter 1922. J. F. Liverseege 295. Birmingham Public Analyst Fourth Quarter, 1921; Report of the - for the. J . F. Liverseege 167. Bismuth Urine; Detection of - in.P. Aubry 129. A. Ne’mec and F. Duchoh 215. J . F. Liverseege 255. 19. Bisulp~tes Estimation of - ; Method for the. F. Kuhl 410. Bitter Substances Lupins ; Removal of -from. Blende Bacteria; Attack of minerals by. Oxidation of zinc -. A. Helbronner and W. Rudolfs 307. Blood Arnino-acid nitrogen in -; Colori-metric estimation of. 0. Folin 309. Blood - ; Detection of. P. N. Van Eck 528. Blood Calcium in - ; Estimation of. A. R. Ling and J. H. Bushill 445. Blood Carbon monoxide in - by means of brewers’ yeast ; Spectroscopic detection of. C. Strzyzenski 358. Blood Chlorides in - ; Colorimetric estima-tion of. M. L. Isaacs 485. Blood Gases of the - . Estimation of the. D. D. Van Slyke and W.’C. Stadie 83. Blood Hydrogen ion concentration in small quantities of - ; Colorimetric estimation of.J. Lindhard 128. Blood Iron in the -; New quantitative method for the estimation of. A. L. Brown, 217. Blood Lipoid phosphoric acid (“ lecithin ’’1 in - ; Estimation of. F. S. Randles and A. Knudson 446. Blood Nascent hydrogen peroxide ; The re-action of - with. Blood Non-protein nitrogen in - ; Estima-tion of. E. Ponder 446. E. Beckmann and F. Lehmann 361. A. Patzauer 32. Blood Phenols in - ; Quantitative estima-tion of. K. F. Pelkan 217. Blood Preservative for - ; Ally1 alcohol as a. E. Salkowski 175. Blood Proteins in - ; Micro method for the estimation of. Blood Proteins in - ; Use of sodium sulphate as the globulin precipitant in the determina-tion of. Blood Sugar Estimations Benedict and Folin-Wu Methods for - ; Comparison of the.F. A. Csonka and G. C. Taggart 528. Blood Uric acid in - ; Colorimetric estima-tion of. Grigaut 83. Bodies Animal - ; Chemical composition of. J. A. Murray 355. Bone Fat Neat’s foot oil; - and. €3. Eckart 521. Boric Acid Cakes; - in (Notes). J. T. Dunn 117. Borough Analyst hletrgpolitan Borough of Stepney. Annual Report of the - for 1921. H. Hawley 391. Bottles Soft water ; Action of glass - on (Notes). J. F. Liverseege and E. M. Milward, 67. Brass Antimony in copper’ and ; The estimation of small quantities of. B. S. Evans 1. Brass Electro-analysis of -; Rapid. A. and Mme. A. Lassieur 36. Bread Diluents in flour and - ; Detection and estimation of. Brewers’ Yeast Carbon monoxide in blood by means of - * Spectroscopic detection of.C. Strzyzenski 1358. Brine Fish frozen in chilled -. ; Preservation of. Brines Bromide in - and mineral waters; Estimation of. C. C. Meloche and H. H Willard 368. British Chemical Standard Steel “ A2.” (Ana-lytically standardised sample.) 73. British Chemical Standard Steel “ U.” (Ana-lytically Standardised Sample.) 192. British Coals ___- ; Ultimate composition of. T. J. Drakeley and F. W. Smith 180. British Engineering Standards Association -. Standard specification for creosote for wood preservation. 7 1. B.P. Ointments Examination of - ; The. N. Evers and G. D. Elsdon 197. Bromide Brines and mineral waters ; Estima-tion of - in. C. C. Meloche aad H. H. Willard 368.Bromine and Iodine Values Petroleum products ; -of. E. M. Johansen 315. . ‘‘ Bromine‘ Figure ” Pulp ; Estimation of the __ or chlorine factor ” of. A. Tingle 222. Brown-Coal Petrological investigation of - ; The. R. PotoniB 531. Buffer Solution Colorimetric comparison ; -for. T. C. McIlvaine 89. Buffer Solutions Hydrogen ion concentration in water by means of indicators without -Determination of. L. Michaelis 89. P. E. Howe 129. P. E. Howe 128. E Vogt 74. L. H. Almy and E. Field 306 INDEX TO VOLUME XLVII. xxiii Burnt Pyrites Sulphur in - ; Volumetric estimation of. F. Chid 38. Butter Coconut oil in -; Detection of C. F. Muttelet 259. Butter Fat in - ; Modified Babcock Method for determining. N. W. Hepburn 74. C Cacao-Beans Theobromine content of - and cocoa ; The.R. V. Wadsworth 152. Cade Oil of -. Cadmium Volumetric work ; Reductions with - and lead in. Caffeine Excretion Duration of - in man ; Quantitative estimation of the. E. Friedberg, 174. Caffeine Mat& coffee tea kola-nuts and guarana ; Estimation of - in. T. Ugarte, 25. Caffeine Silicotungstic acid ; Estimation of -by means of. A. Azadian 172. Caffeines Commercial - ; Toxicity of. 441. Caffeines Toxicity of certain - ; Abnormal 441. Cairo Government Analytical Laboratory -Report of the Director for the Year 1920 21. Cakes Boric acid in - (Notes). J. T. Dunn, 1 117. Cakes Egg substance in -; Detection of. 0. Noetzel 122. Calcium Blood ; Estimation of - in. A. R. Ling and J . H. Bushill 445.Calcium Carbonate Alkalis in - ; Inadequacy of A.R. test for. W. Singleton and H. Williams 252. Calcium Caseinate Casein and -. E. M. Bailey 519. Calcium Deposition Vitamin which promotes -; Existence of a. E. V. McCollum N. Simmonds J. E. Becker and P. G. Shipley, 484. Calcium Pectate Pectin as - ; Estimation of. M. H. Carri and D. Haynes 263. Calcium Phosphate - ; Note on. A. J. Jones 127. Calcium Urine ; Rapid estimation of - in. A. T. Shohl and F. G. Pedley 219. Calorific Value Fuel naphtha ; Indirect deter-mination of the - of. G. Morpurgo 179. Calorimeter Continuous Flow -. F. G. Keyes L. J . Gillespie and S. Mitsukuri 324, Calorimetry Adiabatic condition in - ; Maintenance of the. Camel’s Colostrum - ; Composition of.H. L. Fales 483. Camphor Crude Chinese -; Analysis of. K. W. Lane 213. Camphor Monobrom- - ; Estimation of. E. 0. Eaton 173. Canada Dominion of -. Department of Agriculture. Interim Report of the Dominion Chemist for the year ending March 31 1921. R. Huerre 303. W. D. Treadwell 533. F. Barry 324. 168. 45/59. “Candy ’’ Test PH value of commercial glucose as a substitute for the - ; Determi-nation of the. 0. A. Sjostrum 520. Canned Foods Department of Scientific and Industrial Research. Food Investigation Board. The Methods Used for the Inspection of -. Part II. Canned Marine Products, 350. Canned Meat and Fish Department of Scientific and Industrial Research. Food Investigation Board. The Bacteriology of - 513. Canned Shrimps Struvite in - Note on an occurrence of.C. S. Purcell and C. H. Hickey 16. Cantharidin Sources of -; New. C. Van Zijp 214. Caoutchouc Manganese in raw - and the origin of tackiness ; Presence of. G. Bruni and C. Pelizzola 34. Cape Chestnuts Oil of -. Carbohydrates Sucrose in the presence of other - by means of alkaline earth hydroxides ; Estimation of. A. Behre and A During 478. Carbohydrates Test for - ; New. 0. Baudisch and H. J. Deuel 399. Carbolic Acid m- and p-cresols from coal-tar crude - ; Separation of. A. F. Campbell 451. Carbolic Acid Putrefaction ; Formation of -during (Notes). Carbon - and hydrogen by means of the sulphuric-chromic mixture ; Estimation of. L. J. Simon and A. J. A. Guillaumin 530. Carbon Cast iron and steel by Corleis’ method ; Estimation of - in.G. Batta and H. Thyssen 271. Carbon Dioxide Flour strength ; Loss of -from dough as an index of. C. H. Bailey and M. Weigley 258. Carbon Dioxide Free and combined - (in waters) ; Method for the estimation of. J. A. Shaw 130. Carbon Dioxide Mineral carbonates ; Estima-tion of ~ in. L. A. Sayce and A. Crawford, 225. Carbon Dioxide Self-raising flour ; Estimation of -in. B. R. Jacobs 352. Carbon Dioxide Sodium hydroxide solution free from __ ; Preparation of. J . Cornog 181. Carbon Dioxide Steel analysis ; Solid sodium hydroxide as an absorbent for - in. G. L. Kelley and E. W. Evers 91. Carbon Dioxide Water; Active - and hydrogen-ion concentration in the examina-tion of. J. M. Kolthoff 31 1. Carbon Monoxide Brewers’ yeast ; Spectro-scopic detection of - in blood by means of.C. Strzyzenski 358. Carbon Monoxide Hydrogen ; Preferential catalytic combustion of - in. A R. Lamb, C. C. Scalione and G. Edgar 316. Carbon Monoxide Serum and plasma ; Solu-bility of - in. H. R. O’Rrien and W. L. Parker 175. Carbonates Carbon dioxide in mineral - ; Estimation of. L. A. Sayce and A. Crawford, 400. J . S. Maclaurin 294. nor xxiv INDEX TO VOLUME XLVII. Carnosine Animal kingdom ; Distribution of -in the. Carnosine Content Meat ; Effect of cold storage upon the - of. Carnosine Muscle extract ; Estimation of -in. G. Hunter 266. Carnotite Uranium in ~ ; Glacial acetic acid method for estimating. Casein Alkaline hydrolysis of --. M. A. Griggs 73.Casein Calcium caseinate ; - and. E. M. Bailey 519. Cast Iron Carbon in- and steel by Corleis’ method ; Estimation of. G. Ratta and H. Thysgen 271. Castor Bean Lipase. Its preparation and some of its properties. D. E. Haley and J. F. Lyman 173. Catalytic Combustion Carbon monoxide in hydrogen ; Preferential __- of. A. R. Lamb C. C. Scalione and G. Edgar 316. Catalytic Reduction Organic compounds by platinum oxides ; __ of. V. Voorhees and R. Adams 362. Cells Living - of plants Oxidation reaction in the. K. Shibata 403. Cellulose Acetates Free sulphuric acid and sulphoacetates in __ ; Detection and estimation of. M. Entat and E. Vulquin, 312. Cellulose Alumina from aluminium sulphate solutions by -; Alleged adsorption of. A. Tingle 319.Centenary Pasteur __ ; The. 209. Cheese Bacteria in - ; Microscopic study of. G. C. Hucker 31. Chemical Changes Wood and wood pulp ; -involved during infection and decay of. M. W. Bray and J . A. Staidl 175. Chemical Composition Animal bodies ; - of. J. A. Murray 355. Chemical Constitution Coal tar dyestuffs ; Relation between - and antiseptic action in the. T. H. Fairbrother and A. Renshaw, 307. Chemical Examiner Government of Madras. Report of the - for 1921. Chemical Foods ___ ; Examination of. A. J. Jones 127. Chemical Glassware Grading of - ; Auto-clave test for the. W. L. Baillie and F. E. Wilson 226. Chemical Measurements Iodine for use in - ; Comparative values of different specimens of. C. W. Foulk and S. Morris 223.Chemistry Tanning - ; Analysis in. G. Grasser 132. Cherry Laurel Water - ; Distilled. H. Pecker 402. Chestnut Product - ; Adulterated. Gabriel, 478. Chestnuts Cape - ; Oil of. 400. Chinese Camphor Crude - ; Analysis of. W. M. Clifford 266. W. M. Clifford 443. W. W. Scott 410. 433. China Clay Standardisation of - - J. Strachan 370. K. W. Lane 213. Chinese Edible Bird’s Nests Amino sugar of -; Isolation and nature of the. C. C. Wang 123. Chinese Edible Bird’s Nests Proteins ; Composi-tion of - and nature of their. C. C. Wang, 122. Chlorides Blood ; Colorimetric estimation of -in. M. L. Isaacs 485. “ Chlorine Factor ” “ Bromine figure,” or -of pulp ; Estimation of the. A. Tingle 222. Chlorine Index Vegetable mould ; Relation between the - and the nitrogen content of.C. Veil 176. Cholesterol Colour reactions of -. L. Kahlenberg 364. Chromates Sulphuric acid and - ; Oxidation by means of mixtures of. Chrome-Leather Oils and fats from -; Extraction of. D. Woodroffe 221. Chromic Acid Humus by means of - ; Esti-mation of. A. Gehring 361. Chromium Ferrochromium by electrometric titration; Estimation of - in. G. L. Kelley and J. A Wiley 92. Chromogens “ Beta vulgaris ” by oxidation of __ ; Formation of the red pigment of. A. Kozlowski 29. Cider Preservatives. R. D. Scott and E. G. Will 123. Cinchonine Wood extract by means of - ; Identification of. Cinnamon Bark ___ Powdered. C. T. Bennett 353. Citric Acid Content Milk and milk products ; - of. Citric Acid Pentabromoacetone method ; Quan-titative estimation of - in urine by the.W. B. McClure 486. Citric Acid Three dissociation constants of - ; Determination of the. A. B. Hastings and D. D. Van Slyke 489. - of. J. F. Tocher 361. City Analyst City of Birmingham. Report of the - for the First Quarter 1922 J. F. Liverseege 295. City Analyst City of Birmingham. Report of the - for the Second Quarter 1922. J . F. Liverseege 43 1. Clay China - ; Standardisation of. J. Strachan 370. Clay -; Characterisation of. N. Comber, 219. Clay Content - and certain physical properties of a soil ; Relation between the. B. A. Keen and H. Raczkowski 84. Cleaning Museum exhibits ; The - and restoration of. 120. Clove Magnesium salt in the - and its detection ; Occurrence of a.W. Plahl 78. Coal Ash Standard gas furnace and micro-pyrometer methods for determining the fusi-bility of -; Comparison of the. A. C, Fieldner W. A. Selvig and W. L. Parker 449. Coal Brown - ; The petrological investiga-tion of. R. Potonii. 531. L. J. Simon 405. L. De Hesselle 179. G. C. Supplee and B. Bellis 24. Citric Solubility Mineral phosphates INDEX TO VOLUME XLVII. xxv Coal Committee Department of Scientific and Industrial Research. Sampling and Analysis Coal (3as Total sulphur in - ; Estimation of A. Klemmer 134. Coal Mines Acid water from - and the esti-mation of acidity ; Nature of. W. A. Selvig and W. C. Ratliff 269. Coal Oxidation of - ; Determination of the degree of. Coal Seams Structure of ---; Method of representing the.Coal-Tar Crude Carbolic Acid m- and p-Cresols from -; Separation of. A. F. Campbell, 451. Coal-Tar Dyestuffs Chemical constitution and antiseptic action in the -; Relation be-tween. T. H. Fairbrother and A. Renshaw, 307. Coal Ultimate analysis of ___ ; Short method for the. Coals British __ Ultimate composition of. T. J. Drakeley and F. W. Smith 180. Cobalt - ; Separation and estimation of. H. H. Willard and D. Hall 536. Coals Durham -; Agglutinating value of some. A. Weighell 180. Cobalt Manganese iron and - ; Reaction of. D. Baralew 36. Cobalt Nickel and __ in silicate rocks; Detection of. 0. Hackl 319. Cocaine Vitali’s reaction for -. P. Hardy, 27. Cocculus Indicus .- Picrotoxin ; Effect of heat upon __ and identification of.D. S. Kabayao 355. Cocoa Cacao-beans and - ; The theobromine content of. Coconut Oil Butter ; Detection of - in. C. F. Muttelet 259. Cod Liver Oil Vitamin content ; Preparation of - and its effect upon the. J. C. Drum-mond and s. s. Da Zilva 445. Cod Oil - ; Definition of (Legal Notes). 475. Coefficient of Vulcanisation Vulcanised rubber ; Estimation of free sulphur and the - in. W. J. Kelly 313. Coffee Caffeine in Mat& - tea Kola-nuts and Guarana ; Estimation of. T. Ugarte 25. Coffee Essences Salicylic acid in -. Coffee Ground - ; An adulteration of. L. Gobert 210. Coke Pitch - ; Estimation of volatile com-bustible matter in. H. E. Lloyd and F. W. Yeager 316. Coke Residue Test Creosote oils - for.C. S. Reeve and F. W. Yeager 531. Colchicine __ ; Isolation assay and proper-ties of. Cold Storage Carnosine content of meat ; Effect of - upon the. Colloids Hydrogen ion concentration in the precipitation of - Role of. H. V. Tartar and 2. J. Gailey 531. Collodion Membranes Flexible - ; Prepara-tion of. of -. 256. G. Charpy and G. Decorps 40. F. S. Sinnatt 450. S. W. Parr 449. R. V. Wadsworth 152. 477. E. C. Davies and J. Grier 523. W. M. Clifford 443. J. M. Looney 185. Colloid Gold as - ; Colorimetric estimation of small quantities of. J. A. Muller and A. Foix 452. Colombia Guere palm nuts from -. Coloration Potato juice ; - of. H. Haehn, 527. Colorimetric Comparison Buffer solution for -. T. C. McIlvaine 89. Colorimetric Methods Dyes as standards in -; Use of.M. Takata 32. Colostrum Camel’s - ; Composition of. H. L. Fales 483. Colour Measurement Oils ; Method of - for. L. W. Parsons and R. E. Wilson 323. Colour Reaction Gyaocardza oil and its spec-trum; - of. I. Lifschutz 125. Colour Reaction Urea; - for. V. Arre-guine junr. and E. D. Garcia 309. Colour Reactions Cholesterol ; - of. L. Kahlenberg 364. Colour Reactions Nitro compounds ; - of certain. 0. Rudolph 87. Colouring Matter Saffron ; Identification of the __ of. M. Guerbet 481. Colours United States Department of Agri-culture. Food Inspection Decision 184. -in Food. 438. Columbium Tantalum - and their mineral associates I. Use of tartaric acid in the analysis of natural tantalocolumbates ; 11.Separation of zirconium from tantalum and from - . W. R. Schoeller and A. R. Powell 93. Combustible Matter Pitch coke ; Estimation of volatile ___ in. H. E. Lloyd and F. W. Yeager 316. Committee Department of Scientific and Industrial Research. Adhesives Research -. First Report of the. 434. Committee Department of Scientific and In-dustrial Research. Sampling and Analysis of Coal -. 256. Committee Meteorological Office Air Ministry. Advisory - on Atmospheric Pollution. Report on Observations in the Year Ending March 31st 1921. 256. Complexes Uranyl and sodium ; Characterisa-tion of fatty acids by the formation of -with. J. Barlot and (Mdlle.) M. T. Brenet, 132. Conductivity Titrations Lead nitrate ; - by means of. J. M. Kolthoff 453.Congo Copal oil. A new fat from the Belgian -. J. Pieraerts 440. Constants Three dissociation - of citric acid ; Determination of the. A. B. Hastings and D. D. Van Slyke 489. Contact E.M.F. Steels by means of the -; Identification of. Galibourg 183. Continuous-Flow Calorimeter. F. G. Iceyes, L. J. Gillespie and S. Mitsukuri 324. Copal Oil - . A new fat from the Belgian Congo. J . Pieraerts 440. Copper Alloys Antimony and tin in - * Volumetric estimation of. F. J Muck: 490. 124 XTITi INDEX TO VOLUME xLvr1. Copper Antimony in - and brass; The estimation of small quantities of. B. S. Evans 1. Copper - lead antimony and tin ; Separa-tion and estimation of. Analysis of white metal. Copper Highly sensitive reagent for -; the Kastle-Meyer reagent.P. Thomas and G. Carpentier 90. Copper Metallic - and its oxides ; Activa-tion of water by means of. R. Wernicke and A. Sordelli 311. Copper Potato plants ; Absorption of -from the soil by. Copper Salts ; Rapid iodimetric estimation of - and iron in mixtures of their. I. W. Wark 224. Copper Solutions Sucrose by alkaline -; Inversion of. Copper Titrating - ; Method for. S. Minovici and A. Jonescu 370. Copper Trivalent titanium. 11. __ and iron in presence of each other; EstimatioE of. W. M. Thornton 320. Corleis’ Method Carbon in cast iron and steel by -; Estimation of. G. Batta and H. Thyssen 271. c c Cotton-Wool Plug Test ” Indole ; The -for. S. N. Gore 307. County Analyst Somerset County Council. Annual Report of the - and Bacteriologist for the Year 1921.Cow Vitamins A and B in the milk ; Influence of the diet of the - upon the quantity of. C. Kennedy and R. A. Dutcher 216. Cow’s Milk Amino-acids in - ; Occurrence of. Y. Hijikata 264. Cow’s Milk Soya bean albumin in -; Detection of. K. Nakayasu 398. Cow’s Milk Starch ; Destructive action of the amylase of - upon various kinds of. F. Welzmuller 305. Cow’s Milk Sudan ; The composition of - in the. Cracked Gasolines Unsaturated hydrocarbons and - ; Iodine values of. W. F. Faragher, W. A. Gruse and F. H. Garner 86. Cream Formaldehyde ; - containing (Legal Notes) 513. Creatinine Meat extract ; Preparation of -from. H. Stendel 174. Creosote Oils Coke residue test for -. C. S. Reeve and F. W. Yeager 531.Creosote Wood preservation ; Standard specifi-cation for - for. (British Engineering Standards Association.) 7 1. n- and p-Cresols Coal-tar crude carbolic acid ; Separation of - from. A. F. Campbell, 451. Cryoscopy Milk ; - of. E. M. Bailey 519. Crystalline Iodobismuthates Alkaloids ; Method M. Franqois Crystallhe Iodomercuriates Alkaloids ; Method M. FranGois A. Kling and A. Lassieur 134. F. C. Cook 84. M. L. Maquenne 479. D. R. Wood 349. A. F. Joseph and F. J. Martin 426. for the preparation of - of. and L. G. Blanc 440. for the preparation of - of. and L. G. Blanc 440. Crystals Alkaloids under the microscope from the form of their picrate - ; Identification of. Crystals Opaque - ; Photomicrography of. M. Franqois and C.Lormand 94. Crystals Stereoscopic micrography of -. M. Franqois and C. Lormand 94. Culture Original diagnostic - for determining the virulence of diphtheria bacilli ; Use of the. L. C. Havens and H. M. Powell 359. Cuprous Oxide Fehling solution ; Estimation of sugar by titration with alkali hydroxide of the - obtained from. A. Hanak 75. Curcas Oil. 125. Cystine Tyrosine tryptophane and - in proteins ; Colorimetric estimation of. 0 Folin and J. M. Looney 359. B. E. Nelson and H. A. Leonard 212. D Dakamballi Starch (Notes). J. A. Goodson, 205. Dangerous Drugs - (Public Analysts in Scot-land) Order 1922. 352. Daylight Laboratory purposes (Sheringham System) ; The application of artificial -to. S. H. Groom 419. Daylight Lamp Volumetric and colorimetric analysis ; The use of the - in.W. Single-ton 424. De-Acetification Wines ; __ [DCpiquage] of. L. FerrC 401. Decomposition Products Protein materials and their - ; Estimation of ammoniacal nitrogen in nitrogenous organic substances, especially in. J. Froidevaux 308. Department of Scientific and Industrial Research -. Adhesives Research Committee ; First Report of the. 434. Department of Scientific and Industrial Research : - Food Investigation Board. Report on Heat Insulators. 119. Department of Scientific and Industrial Research : - ; Food Investigation Board. The Bacte-riologyof Canned Meat and Fish. Department of Scientific and Industrial Research : - Food Investigation Board. The Methods Used for the Inspection of Canned Foods.Part II. Canned Marine Products. 350. Department of Scientific and Industrial Research -. Food Investigation Board. The Preservation of Food by Freezing with Special Reference to Fish and Meat. Dessicated 0ranp;e Juice Antiscorbutic Vitamin C from - ; Solubility of the. E. B. Hart, H. Steenbock and S. Lepkovsky 357. Device Flask calibrating and marking -. G. L. Spencer 94. Dextrose Dialysis of sucrose through a parch-ment membrane; Influence of - on the L. A. Congdon and H. R. Ingersoll 170. Dextrose Sucrose in the presence of - ; Test for. L. A. Congdon and C. R. Stewart 123. Diabetics Foods for -. E. M. Bailey 517. 313. 392 INDEX TO VOLUME XLVII. xxvii Diagnostic Culture Diphtheria bacilli ; Use of the original - for determining the virulence of.Dialysis Sucrose through a parchment mem-brane ; Influence of dextrose on the - of. L. A. Congdon and H. R. Ingersoll 170. Dichromate Ferrous sulphate ; Electrometric titration of - with. M. Eppley and W. C. Vosburgh 537. Digestibility Raw starches ; - of. C. F. Langworthy and H. J. Deuel junr. 356. Digestive Properties Philippine papain ; -of. H. C. Brill and R. E. Brown 444. Diluents Flour and bread ; Detection and estimation of - in. - of (Notes). J. C. Philip 67. Diphenyl-Guanidine Standard in acidimetry and alkalimetry ; Symmetrical as a. C. A. Carltor- 405. Diphtheria Bacilli Virulence of - ; Use of the original diagnostic culture for determining the. Diss Ergot of - and ergot of oats Chemical composition of.G. Tanret 213. Dissociation Constants Citric acid ; Determina-tion of the three ___ of. A. B. Hastings and D. D. Van Slyke 489. Distillation Frothing during - ; Prevention of. Klanhardt 372. . Distillation Method Arsenic by the -; Errors caused by nitrates and nitrites in the estimation of and a means for their preven-tion. J . J. T. Graham and C. M. Smith 318. Dog-Fish Oil Spined - T. Lexow 439. Dominion Chemist Dominion of Canada. Department of Agriculture. Interim Report of the - for the year ending March 31 1921, 168. Dominion of Canada Department of Agriculture Interim Report of the Dominion Chemist for the year ending March 31 1921. Dough Carbon dioxide from - as an index of flour strength I>oss of. C. H. Bailey and M.Weigley 258. Dragon Tree Roots of the -. T. Steel 210. Drinking Water Nitric acid in - by Mayr-hofer's method ; Estimation of. A. Reuss, 311. Drugs Dangerous -. (Public Analysts in Scotland) Order 1922. 352. Drying Agent Magnesium perchlorate as a -. H. H. Willard and G. F. Smith 538. Drying Properties of substances on - ; Change of H. B. Baker 321. Dulcin - (p-phenetolecarbamide) ; Micro-chemical reactions of. G. Denigits and R. Tourrou 79. Duralumin Aluminium alloys and especially of - ; Analysis of. E. M. da Costa-Vet 368. Durham Coals Agglutinating value of some -. A. Weighell 180. Dyes Azo -; Electrometric titration of. D. 0. Jones and H. R. T,ee 222. Dyes Standards in colorimetric methods ; Use of - as. L. C. Havens and H.M. Powell 359. E. Vogt 74. Dilution Acids to a desired strength ; L. C. Havens and H. M. Powell 359. 168. M. Takata 32. Dyestuffs Chemical constitution and antiseptic action in the coal-tar - ; Relation between. T. H. Fairbrother and A. Renshaw 307. E Earth Metals Alkaline ~ ; Qualitative separation of. M. Polonovsky 491. Edible Birds'-Nests Amino sugar of Chinese -; Isolation and nature of the. C. C. Wang 123. Edible Birds'-Nests Chinese - ; Composition of and nature of their proteins. C. C. Wang, 122. Edible Fats Artificial -. R. Escales and F. Schlesinger 17 1. Edible Oils and Fats Nutritive value of -. Oil-bearing seeds and crude vegetable oils and fats. Egg Hen's - ; Sugar content of the. J. S. Hepburn and E. Q. St. John 171.Egg Lecithin TJnsaturated fatty acids of -. P. A. Levene and I. P. Rolf 356. Egg Substance Cakes ; Detection of - in. 0. Noetzel 122. Egypt Ancient and Modern - ; The inks of. A. Lucas 9. Egyptian Food Taamya (an -) ; Composition of. A. Azadian 478. Egyptian Goats' Milk Fat obtained from -. A. Azadian 352. Elderberry Wine. J. Prescher and R. Claus, 480. Electric Thermostat - constant to 0.02" C. : Improvised. S. C. Bradford 272. Electro-Analysis Brass Rapid - of. A. and Mme. A. Lassieur 36. Electrode Hydrogen - ; Improved. C . W. G. Hetterschij 413. Electrodes Rapid electrolysis without rotating -; Apparatus for. G. Edgar and R. B. Purdum 371. Electrolysis Rapid - without rotating electrodes Apparatus for. G. Edgar and R.B. Purdum 371. Elechometric Methods Mercuric perchlorate in - of analysis ; Use of. I. M. Kolthoff 41 1. D. 0. Jones and H. R. Lee 222. Electrometric Titration Chromium in ferro-chromium by --; Estimation of. G. L. Kelley and J. A. Wiley 92. Electrometric Titration Dichromate with ferrous sulphate; - of. M. Eppley and W. C. Vosburgh 637. ' Electrometric Titration Uranium with potassium permanganate and potassium dichromate : -_ of. D. T. Ewing and E. F. Eldridge, 409. Electro-Volumetric Estimation Lead - of. D. A. MacInnes and E. R. Townsend 366. Emanation Method Thorium in monazite sand by an - ; Estimation of. H. H. Helmick, 136. J. C. Drummond and S. S. Zilva 306. Electrometric Titration Azo dyes ; - of xxviii INDEX TO VOLUME XLVII.Emmenagogues - and similar preparations ; Composition of. C. Griebel 441. Enzymes Abdominal adipose tissue of the turkey; - of the. J . S. Hepburn 81. Ergot ___ of diss and - of oats ; Chemical composition of. G. Tanret 213. Errata : Vol. XLVI. 1921. P. 489 line 40 or (‘ digestion ” read “ dejection.” Vol. X L V I I . 1922. P. 50 for “ 1882 ” read “ 1881.” P. 50 for “ 108” read “ 231.” P. 50 f o r “ 1895 ” read “ 1894.” P. 50 for “ 1884” read “ 1883.” P. 92 line 17 for “ 41 ” rend “42.” P. 148 line 32 for ‘ I 0-5 N potassium hy-droxide solution ” read “ 0 - 5 N hydroxy-lamine hydrochloride solution. ” 487 488 lines 41 and 10 13 f o r p9; Gallit m ” read “ Galium. ” Errors Arsenic by the distillation method ; - caused by nitrates and nitrites in the estimation of and a means for their preven-tion.J . J . T. Graham and C. M. Smith 318. Erucic Acid. Essences Coffee ~ ; Salicylic acid in. 477. D. Holde and C. Wilke 447. Essential Oil Naal grass (Sudan) ; - of. A. F. Joseph and B. W. Whitfield 314. Essential Oils Reagents for __ ; Hydro-f errocyani c and hydrof erricyanic acids as. Van der Wielen 402. Esters Imitation flavouring extracts ; Estima-tion of __ in. Ethyl Alcohol Solvent ; Titrations in - as. E. R. Bishop E. B. Kittredge and J . H. Hildebrand 220. Eucalpytus Oils Certain - ; Aromatic alde-hydes occurring in. Explosion and Slow Combustion Methods Oxides of nitrogen in the - in gas analyses; Formation of. G. W. Jones and W. L. Parker 133. Explosives Degree of incorporation of - and other powders ; Method of testing the.E. P. Perman 369. Extract Carnosine in muscle - ; Estimation of. G. Hunter 266. Extract Creatinine from meat - ; Prepara-tion of. H. Stendel 174. Extract of Belladonna Alkaloids contained in -. A. Goris and P. Costy 522. G. F. Beyer 302. A. R. Penfold 214. F Fat Butter ; Modified ‘Babcock Method for determining - in. Fat Egyptian goats’ milk; - obtained from. A. Azadian 352. Fat-Soluble Factor - (Vitamin A ) ; Quanti-tative estimation of the. S. S. Zilva and M. Miura 267. Fat-Soluble Vitamin A Plant pigments; Occur-rence of - in relation to. H. Steenbock and M. T. Sell 267. N. W. Hepburn 74. Fats Edible oils and - ; Nutritive value of. Oil-Bearing seeds and crude vegetable oils and -.J . C. Drummond and S. S. Zilva 306. Fats Hardened - ; Absorption of water by. K. Brauer 480. Fats Impurities in -; New apparatus for the estimation of. Somazzi 178. Fats Oils and - from chrome-leather ; Ex-traction of. D Woodroffe 221. Fats Oils and -; Relation between the refractive index and chemical characteristics of. Fats Uncommon animal -; Two (Notes). Fatty Acids Egg lecithin ; Unsaturated - of. P. A. Levene and I. P. Rolf 356. Fatty Acids Liver lecithin ; Unsaturated -of. P. A. Levene and H. S. Simms 356. Fatty Acids Uranyl and sodium ; Characterisa-tion of __ by the formation of complexes with. J. Barlot and (Mdlle.) M. T. Brenet, 132. Fehling SoIution Sugar by titration with alkali hydroxide of the cuprous oxide obtained from - Estimation of.A. Hanak 75. Fehling’s Solution Reducing sugars by __ ; Quantitative estimation of. Elimination of certain errors. F. A. Quisumbing and A. W. Thomas 27. Ferric Oxide Lime by the nitrate method; Separation of - and alumina from. Char-riou 271. Ferric Sulphate Sulphides by oxidation with -; Estimation of. P. P. Budnikov and K. E. Krauze 492. Ferrochromium Chromium in - by electro-metric titration ; Estimation of. G. L. Kelley and J. A. Wiley 92. Ferrocyanide Potentiometric titration of -. E. Muller and H. Lauterbach 453. Ferrocyanide Titration Metals ; Influence of alkali metals on the - of certain. W. D. Treadwell and D. Chervet 535. Ferro-Tungsten - ; Rapid analysis of. L. Losana and E. Carozzi 490.Ferrous Products Titanium in -; Estima-tion of. Ferrous Sulphate Dichromate with - ; Electrometric titration of. M. Eppley and W. C. Vosburgh 537. Ferruginous Tin Alloys ; Analysis of. A. Meyer 224. Fertiliser Research Committee Report of the -. (Method for the estimation of nitric and nitrous nitrogen.) Fertilisers and Feeding Stuffs Act Quarter ended September 30 1921; Report of the Kent County Analyst under the - for the. F. W. F. Arnaud 69. “ Fine Chemicals ” - ; The term (Notes). C. A. Hill 118. Fish Chilled brine ; Preservation of - frozen in. Fish Department of Scientific and Industrial Research. Food Investigation Board. Canned meat and -; The Bacteriology of. 513. G. F. Pickering and G. E. Cowlishaw 220. ’W. N. Rae 510.L. Losana and E. Carozzi 536. H. Neubauer 85. L. H. Almy and E. Field 306 INDEX TO VOLUME XLVII. xxix Fish Department of Scienti4c and Industrial Research. Food Investigation Board. The Preservation of Food by Freezing with Special Reference to - and Meat. Fish-Scales Fish used in manufactured pro-ducts ; The value of __ as a means of identification of the. Flask Calibrating and marking device. G. L. Spencer 94. Flavouring Extracts Esters in imitation - ; Estimation of. Flesh Amino-Acids of -. J. L. Rosedale, 265. Flora Maize meal ; - of. C. Thom and E. Le Fevre 83. Flour Acidity of -; Estimation of the. Arpin and M. T. Pecaud 516. Flour Carbon dioxide in self-raising -; Estimation of. Flour Diluents in __ and bread ; Detection and estimation of.Flour Self-raising - ; Lead in (Notes). N. T. Fox 468. Flour Strength Index of - ; Loss of carbon dioxide from dough as an. C. H. Bailey and M. Weigley 258. Fluorine Estimating - in the cold ; New method for. Travers 35. Folin’s Colorimetric Method Uric acid ; Modifi-cation of - for the estimation of. H. Jackson and W. W. Palmer 176. Folin-Wu and Benedict Methods Blood sugar estimations ; Comparison of the - for. F. A. Csonka and G. C. Taggart 528. Food and Drugs Acts A4ssociation of Public Analysts of Scotland on Administration of __ ; Memorandum from. 297. Food and Drugs Acts Ministry of Health. Sale of. 69 Food and Drugs Analysis Abstracts 1922 : 24 73 122 170 210 258 300 352 397 439, 477 516. Food Control Statutory Rules and Orders 1921, No.1883. -. F. H. Coller 71. Food Department of Scientific and Industrial Research. - Investigation Board. The Preservation of - by Freezing with Special Reference to Fish and Meat. Food Inspection United States Department of Agriculture. - Decision 184. Colours in Food. 438. Food Investigation Board Department of Scientific and Industrial Research. -. Report on Heat Insulators. 119. Food Investigation Board Department of Scientific and Industrial Research -. The Bacteriology of Canned Meat and Fish. 513. Food Investigation Board Department of Scientific and Industrial Research. -The Methods Used for the Inspection of Cannei Foods. Part II. Canned Marine Products. 350. Food Investigation Board Department of Scientific and Industrial Research.-. The Preservation of Food by Freezing with Special Reference t o Fish and Meat. 392. R. E. Essery 163. G. F. Beyer 302. B. R. Jacobs 352. E. Vogt 74. 392. 392. Food Orders Ministry of Health. - in Force. Circular 325 (England and Wales). A. K. Maclachlan 396. Food Taamya (an Egyptian -) ; Composi-tion of. A. Azadian 478. Food United States Department of Agri-culture. __ Inspection Decision 184. Colours in-. 438. Foods Chemical - ; Examination of. A. J. Jones 127, Foods Department of Scientific and Industrial Research. Food Investigation Board. The Methods Used for the Inspection of Canned -. Part TI. Canned Marine Products. 350. Foods Diabetics ; - for. E. M. Bailey 517. Foods Examination of - ; Microanalytical methods in the.Foods Hydrogen sulphide evolved by -when cooked a t various temperatures ; Esti-mation of. E. E. Kohman 397. Foods Sulphites ; Note on the examination of - for the presence of. A. C. Chapman, 204. Foodstuff Gelatin as a -. R. Robison 263. Foodstuffs Indian -; Vitahin content of some. S. N. Ghose 267. Foodstuffs Amino acids in - ; Estimation of. T. S. Hamilton W. B. Nevens and H. S. Grindley 33. Foodstuffs Observed and calculated heat values of - ; Relation between the. J. Konig and J. Schneiderwirth 79. Foodstuffs Vitamins ; The testing of - for. J. C. Drummond and A. F. Watson 235. Formaldehyde Cream containing - (Legal Notes). 513. Formaldehyde Hydrosulphite Method of pre-paring -; New. P. Malvezin C.Rival-land and L. Grandchamp 85. Formic Acid Carrier of - ; The bee’s body as a. T. Merl 76. Formula Specific heats of solids ; Simple -for the calculation of the. H. J. Krase 322. Formulae Starch syrup and sucrose in fruit juices jams etc. ; - for the direct calcula-tion of. A. Rinck 171. Foxglove Polish - ; Investigations of. J. Muszynski 28. Fractionation Receiver for - in a current of gas or under reduced pressure; A. T. S. Wheeler and E. W. Blair 227. Free Acid Aluminium sulphate solutions ; Estimation of - in. H. Zschokke and L. Hauselmann 270. Free and Combined Carbon Dioxide Estimation of - (in waters) ; Method for the. J. A. Shaw 130. Freezing Department of Scientific and In-dustrial Research. Food Investigation Board.The Preservation of Food by - with Special Reference to Fish and Meat. Frothing Distillation ; Prevention of -during. Klanhardt 372. Fructose Aldoses ; Detection of - in the F. Wohack 126. 392. presence of. I. M. Kolthoff 301 xxx INDEX TO VOLUME XLVII. Fruit Certain field-weeds ; The seeds and -of. 1. Greger 487. Fruit Juices Starch syrup and sucrose in -, jams etc. ; Formulae for the direct calcula-tion of. A. Rinck 171. Fruits Australian - ; Analyses of some. T. Steel 210. Fuel Naphtha Calorific value of - ; Indirect determination of the. Fuller's Earth Vitamin-activated - ; Prepa-ration of. A. Seidell 357. Fungi Urease and urea in -. A. Goris and P. Costy 527. Furfural Small quantities of - ; Colorimetric method for estimating.P. Fleury and G. Poirot 448. Fnrfural Orcinol test for - ; The. E. J. Mueller 34. Fusaria Rots Potato ; - of the. R. W. Cross 32. Fusibility Coal ash ; Comparison of the standard gas furnace and micropyrometer methods for determining the - of. A. C. Fieldner, W. A. Selvig and W. L. Parker 449. G. Morpurgo 179. Glacial Acetic Acid Method Uranium in carno-t i t e ; - for estimating. W. W. Scott, 410. Glacial Acetic Acid Water-soluble Vitamin B ; - as solvent for. V. E. Levine E. V. McCollum and N. Simmonds 444. Glass Bottles Soft water ; Action of - on (Notes). J. F. Liverseege and E. M. Milward, 67. G Gas Analyses Slow combustion and explosion methods in -; Formation of oxides of nitrogen in the. G. W. Jones and W. L. Parker 133.Gas Analysis Technical -; Apparatus for. H. M. Lowe 133. Gas Furnace and Micropyrometer methods : Fusibility of coal ash; Comparison of the standard __ for determining the. A. C. Fieldner W. A. Selvig and W. L. Parker 449. Gaseous Nitrogen Oxides Alkaline solutions ; Reactions between __ and. A. Sanfourche, 536. Gaseous Oxygen Minute amounts of - ; Quantitative estimation of. H. M. Sheaff, 365. 'Gases Blood ; Estimation of the - of the. D. D. Van Slyke and W. C. Stadie 83. Gases Suspended impurities in - ; Estima-tion of. W. W. Scott 372. Gasolines Unsaturated hydrocarbons and cracked -; Iodine values of. W. F. Faragher W. A. Gruse and F. H. Garner 86. 'Gasometric Estimation Urea ; - of. R. H. Stehle 268. Gelatin Foodstuff ; - as a.R. Robison, 263. aelatin - and glue ; Evaluation of. R. H. Bogue 364. Berman Regulations Spirits of Wine ; - for the Denaturation of. 300. Germanium Arsenic ; Separation of - and. J. H. Muller 182. Germination Germinative capacity otherwise than by - ; Determination of. P. Lesage, 216. migee Wattle Calcium oxalate in -; Occurrence of. T. Steel 89. A. F. Joseph and 'B. W. 'Whitfield 314. Glass Joining Pyrex to lead - ; ' Graded seal for. Glassware Grading of chemical - * Auto-clave test for the. W. L. Baillie a i d F. E. Wilson 226. Globulin Precipitant Sodium sulphate as the - in the determination of proteins in blood ; Use of. P. E. Howe 128. Glucose P value of commercial ___ as a substitute for the " candy " test ; Determina-tion of the.0. A. Sjostrum 520. Glue Gelatin and - ; Evaluation of. R. H. Bogue 364. Gluten Wheat -. J. Gerum and C. Weizenk-leber 477. Glycerides Goose fat ; - of. A. Bomer and H. Merten 260. Glycerides Goose-fat ; - of. C. Amberger and I<. Bromig 75. Glycerin Trimethyleneglycol in crude -Estimation of. L. V. Cocks and A. H. Sal; way 131. Glycerol Sugars; Estimation of - in the presence of. L. F. Hoyt and H. V. Pemberton, 172. Goats' Milk Egyptian - ; Fat obtained from. A. Azndian 352. Gold Small quantities of - as colloid; Colorimetric estimation of. J. A. Miiller and A. Foix 452. Golden Sulphide of Antimony Available sulphur in -; Estimation of. B. D. W. Luff and B. D. Porritt 90. Goose Fat Glycerides of -. A. Bomer and H.Merten 260. Goose-Fat Glycerides of --. C. Amberger and K. Bromig 75. Government Analytical Laboratory - Cairo. Report of the Director for the Year 1920. 21. Government Chemist Work of the Government Laboratory for the year ending March 31, 1922 ; Report of the upon the. 471. Government Laboratory Government Chemist upon the Work of the - for the year ending March 31 1922 ; Report of the. 471. Government of Madras Report of the Chemical Examiner for 1921. 433. Grading Chemical glassware ; Autoclave test for the - of. W. L. Baillie and F. E. Wilson 226. Grape Juice Methyl anthranilate in - ; Occurrence of. F. B. Power and V. K. Chesnut 26. Graphites Pencil pigments ; - and other. C. A. Mitchell 379. Grass Naal - [Sudan) Essential oil of.W. C. Taylor and A. Bailey 137 INDEX TO VOLUME XLVII. XXXl around Coffee Adulteration of - ; An. Guanidine - ; Estimation of. A. H. Dodd, Guanma Caffeine in Matit coffee tea Kola-T. Ugarte 25. Quere Palm Nuts Colombia ; - from. 124. Cynocardia Oil Spectrum ; Colour reaction of H-Acid - ; Estimation of. H. R. Lee 86. L. Gobert 210. 310. nuts and - ; Estimation of. - and its. I. Lifschutz 125. H Haemoglobin - ; Colorimetric estimation of. Halides Potassium ferrocyanide on silver ~ ; G. B. Bonino 39. Hardened Fats Water by - ; Absorption of. Hay Self-Heating of -. Hazel .Nut Oil Arachidic acid ; ___ and esti-mation of. J. Pritzker and R. Jungkunz 124. Heat Antiscorbutic vitamin in the presence of invertase ; Effect of - upon the.E. Smith and G. Medes 30. Heat Cocculus 1 d i c . u ~ Effect of - upon, and identification of picrotoxin. D. S. Kabayao 355. Heat Insulators Department of Scientific and Industrial Research. Food Investigation Board. Report on -. 119. Heat Values Foodstuffs ; Relation between the observed arid calculated - of. J. Konig and J. Schneiderwirth 79. Hen's Egg Sugar content of the -. J. S. Hepburn and E. Q. St. John 171. Homogentisic Acid Urine ; Colorimetric esti-mation of ___ in. A. P. Rriggs 310. Honey Honeycomb ; Vitamin content of -and. P. B. Hawk C. A. Smith and 0. Bergein, 30. Honey Technical invert sugar in ~ with resorcinol or P-naphthol ; A simple test for. F. hl. Litterscheid 76. Honeycomb Honey and - ; Vitamin content of.P. R. Hawk C. A. Smith and 0. Bergein, 30. Human Saliva Hydrogen ion concentration of -. H. E. Starr 529. Human Urine Sugar in normal - ; Colori-metric method for the estimation of. 0. Folin and H. Berglund 268. Humus Chromic acid ; Estimati'on of - by means of. A. Gehring 361. Hydrated Oxalic Acid Oxidimetric standard ; ~ as an. A. E. Hill and T. M. Smith 269. Hydrocarbon Rubber - ; The tetrabromide method for estimating. H. L. Fisher H. Gray and R. Merling 87. Hydrocarbons Molecular properties of certain - and their capacity for fixing iodine; Relation between the. Hydrocarbons Naturally occurring sulphurised - ; Sulphonated derivatives of C. Pepin and G. Reaubourg 525. E. H. Terrill 445. Action of. K. Brauer 480. G. Laupper 29.P. Woog 132. Hydrocarbons Unsaturated - and cracked gasolines ; Iodine values of. W. F. Faragher, W. A. Gruse and F. H. Garner 86. Hydrocyanic Acid Tests for - ; Sensitiveness of. T. Sundberg 215. Hydroferricyanic sod Hydmferrocyanic Acids : Essential oils ; - as reagents for. Van der Wielen 402. Hydroferrocyanic and Hydroferricyanic Acids : Essential oils ; - as reagents for. Van der Wielen 402. Hydrofluoric acid Measuring - ; Apparatus of transparent Bakelite for. L. J. Curtmann, 493. Hydrogen Carbon and - by means of the sulphuric-chromic mixture ; Estimation of. L. J . Simon and A. J . A. Guillaumin 530. Hydrogen Carbon monoxide in - ; Prefe-rential catalytic combustion of. A. R. Lamb, C . C. Scalione and G. Edgar 316. Hydrogen Electrode Improved -.C. W. G. Hetterschij 413. Hydrogen Electrode Standards Phthalate solu-tions for ~- ; Use of. E. T. Oakes and H. M. Salisbmy 312. Hydrogen Ion Concentration Blood Colori-metric estimation of _ - in small quantities of. J. Lindhard 128. Hydrogen Ion Concentration Human saliva ; - of. Hydrogen Ion Concentration Indicators without bufier solutions; Determination of - in water by means of. Hydrogen Ion Concentration Natural waters ;' ~ of some. Hydrogen Ion Concentration Precipitation of colloids ; Role of __ in the. H. V. Tartar and 2. J. Gailey 531. Hydrogen Ion Concentration Water ; Active carbon dioxide and - in the examination of. J. M. Kolthoff 311. Hydrogen Oxygen in ___ . Estimation of traces of. A. T. Larsen and'E.C. White 223. Hydrogen Palladium chloride ; Estimation of ~ and its separation from paraffins by means of. Hydrogen Peroxide Blood with nascent - ; The reaction of. Hydrogen Peroxide Decomposition of plant and animal substances by Kjeldahl's method ; Influence of - on the. Hydrogen Peroxide - ; Colorimetric estima-tion of. M. L. Isaacs 490. Hydrogen Peroxide Preservatives ; Commercial - containing. P. Poetschke 304. Hydrogen Sulphide Foods when cooked at various temperatures ; Estimation of -evolved by. Hydrogen Sulphide Iron and vanadium after reduction by - ; Estimation of. G. E. F. Lundell and H. B. Knowles 37. Hydrogenation Pressure ; Apparatus for - at high temperatures without. J. Klimont 228. Hydrolysis Atropine in toxicological investiga-tions ; Volatilisation and - of.P. Hardy, 482. H. E. Starr 529. L. Michaelis 89. J . T. Saunders 230. J. A. Miiller and A. Foix 451. A. Patzauer 32. Kleeman 34. E. E. Kohman 397 xxxii INDEX TO VOLUME XLVII. Hydrolysis Monoamino acids formed by the -of lactalbumin; Estimation of the. D. B. Jones and C. 0. Johns 30. Hydrolysis Proteins etc. ; Separation of amino-acids from the products of - of. H. W. Buston and S. B. Schryver 264. Hydrosulphurous and Sulphoxylic Acids - ; Estimation of. Hydrosulphurous and Sulphoxylic Acids - * Iodimetric estimation of. F. de Bacho 369: Hydroxides Sucrose in the presence of other carbohydrates by means of alkaline earth -; Estimation of. A. Behre and A. During 478. P-Hydroxy-Butyric Acid - ; Estimation of.R. S. Hubbard 130. p-Hydroxy Phenylcarbamide Derivatives : Sweetening power of -. C. Speckan 525. Hydroxylamine Aldehydes and ketones by means of -; The estimation of. A. H. Bennett and F. K. Donovan 146. Hydroxylamine Hydrochloride Potable spirits by means of - ; Estimation of acetone in. G. Reif 77. Hyoxyamine Sulphate ; Preparation and race-misation of - and its. A. Goris and P. Costy 522. Hypnotic Derivaties Verona1 and - of bar-bituric acid and its applications ; A reaction of. R. Fabre 523. Hypobromite Estimation Urea in urine ; -of. M. Janet 486. F. De Bacho 184. I Identi€ication Tests Neo-arsphenamine ; -for. Imitation Flavouring Extracts Esters in - ; Estimation of. Immature Feeding Salmon - ; Decomposi-tion of.Impurities Fats ; New apparatus for the esti-mation of - in. Impurities Gases ; Estimation of suspended in. W. W. Scott 372. Impurity Air ; Suspended - in the. J. S. Owens 322. Incorporation Degree of __ of explosives and . other powders ; Method of testing the. E. P. Perman 369. Incrustations Plant -. E. Schmidt and Duysen 314. Incubation Temperature Bacteria counts from milk as affected by media and ___ ; Varia-tions in. G. C. Supplee W. A. Whiting and P. A. Downs 485. Indian Beeswax Constants of __ ; The. 0. D. Roberts and H. T. Islip 246. Indian Foodstuffs Vitamin content of some -. S. N. Ghose 267. Indicator Chemical and biochemical work ; Xylenol blue as an - in. Indicator Solution Starch -; A. (Notes).W. J. Painter 166. Indicator Universal - ; Demonstration of the use of a. L. Kofler and A. Perutz 525. G. F. Beyer 302. A. C. Hunter 443. Somazzi 178. A. Cohen 269. F. H. Carr 196. Indicators Alkaloids ; New - for. W. J. McGill 533. Indicators Buffer solutions ; Determination of hydrogen ion concentration in water by means of - without. Indicators Mixed __ ; Use of. A. Cohen 489. Indol B. CoZi ; Influence of peptone on the formation of - by. Indole " Cotton-wool plug test " for - ; The. S. N. Gore 307. Inks Ancient and modern Egypt ; The - of. A. Lucas 9. Inorganic Analysis Abstracts 1922 35 89, 134 181 223 269 316 365 408 451 489 533. Inorganic Phosphorus Serum ; Colorimetric estimation of - in small quantities of. F. F.Tisdall 218. The Institute of Chemistry of Great Britain and Ireland 1922 100 418 544. Insulating Oils Moisture in - ; Estimation of. C. J . Rodman 178. International Committee Atomic Weights ; -on. Twenty-eighth Annual Report. 208. International Union Pure and Applied Chemis-t r y ; __ of. Second Conference. 20. International Union Pure and Applied Chemis-t r y ; - of Third International Confer-ence. 207. Invert Sugar Honey with resorcinol or P-naph-tho1 ; A simple test for technical - in. F. M. Litterscheid 76. Invertase Activity Yeast ; Effect of stimulants upon the - of. Invertase Antiscorbutic vitamin in the presence of - ; Effect of heat upon the. E. Smith and G. Medes 30. Iodates Potassium iodide ; Detection of - in. M. Lachartre 480.Iodide Tin as - ; Detection of. H. Heller, 367. Icdimetric Estimation Iron ; - of. I. M. Kolthoff 36. Iodimetric Estimation Lead peroxide ; Direct __ of. S. Glasstone 90. Iodimetric Standard Oxalic acid as an -. L. Rosent haler 365. Iodine and Bromine Values Petroleum products ; -of. E. M. Johansen 315. Iodine Chemical measurements ; Comparative values of different specimens of - for use in. C. W. Foulk and S. Morris 223. Iodine Molecular properties of certain hydro-carbons and their capacity for fixing -; Relation between the. Iodine Values Unsaturated hydrocarbons and cracked gasolines ; - of. W. F. Faragher, W. A. Gruse and F. H. Garner 86. Iodobismuthates Alkaloids ; Method for the preparation of crystalline - of. M.FranCois and L. G. Blanc 440. Iodomercuriates Alkaloids ; Method for the preparation of crystalline - of. M. Franqois and L. G. Blanc 440. Iron Aluminium and - by means of o-phene-tidine ; Separation of. K. Chalupny and K. Breisch 491. L. Michaelis 89. F. W. Tilley 174. E. W. Miller 82. P. Woog 132 INDEX TO F; Iron Blood ; New quantitative method for the estimation of ~ in the. A. L. Brown 217. Iron Copper and ~ in mixtures of their salts ; Rapid iodimetric estimation of. I. W. Wark 224. Iron ___ and vanadium after reduction by hydrogen sulphide ; Estimation of. G. E. F. Lundell and H. B. Knowles 37. Iron Manganese ; Separation of - and. M. Carus 92. Iron - ; Iodimetric estimation of. I . M. Kolthoff 36. Iron Manganese - and cobalt ; Reaction of.D. Baralew 36. Iron Trivalent titanium. II. Copper and -in presence of each other ; Estimation of. W. M. Thornton 320. Isolation Colchicine ; - assay and properties of. E. C. Davies and J. Grier 523. J Jams Starch syrup and sucrose in fruit juices - etc. ; Formulae for the direct calcula-tion of. A. Rinck 171. Juice Apple - in “ pure fruit ” preserves ; Detection of. ill. C. F. Nuttelet 398. K Kastle-Meyer Reagent Copper ; Highly sensi-tive reagent for the -. P. Thomas and G. Carpentier 90. Kent County Analyst Fertilisers and Feeding Stuffs Act for the Quarter ended September 30 1921 ; Report of the ~ under the. F. W. F. Arnaud 69. Kent County Analyst Quarter ended September 30 1921 ; Report of the - for the. F. W. F.Arnaud 68. Ketones Nessler’s reagent New analytical applications of. Detection of - ; Estima-tion of aldehydes. J. Bougault and R. Gros, 405. Ketones Aldehydes and - by means of hydroxylamine ; The estimation of. A. H. Bennett and F. K . Donovan 146. Kjeldahl’s Method Hydrogen peroxide on the decomposition of plant and animal substances by - ; Influence of. Kleeman 34. Kjeldahl Process Organic matter in the __ ; New accelerator for the destruction of. M. Sborowsky 530. Kola-Nuts Mati. coffee tea - and guarana ; Estimation of caffeine in. Krypton Spectrophotometry ; Estimation of -and xenon by. C. Moureu and A. Lepape, 272. T. Ugarte 25. L Laboratory Purposes Artificial daylight to -(Sheringhain System) ; The application of. S .H. Groom 419. ‘OLUME XLVII. xxxiii Lactalbumin Monoamino acids formed by the hydrolysis of - ; Estimation of the. D. B. Jones and C. 0. Johns 30. Lactation Avitaminosis on - ; Influence of. E. Wollman and At. Vagliano 404. Lactic Acid Small amounts of - ; Estima-tion of. Laevulose Oat straw ; Estimation of __ in. S. H. Collins 210. Lamp Daylight __ in volumetric and colori-metric analysis ; The use of the. W. Singleton, 424. Lamp Sodium __ for polarimetry ; New type of. H. A. Fales and J . C. Morell 40. Lancaster County of -. Annual Report of the County Analysk for the year 1921. W. C. Williams 296. Lavender Oil Reports on -. Etablissements Antoine Chiris. 303. Lead Acetate Solutions containing reducing sugars by means of basic __ ; Clarification of.Effect of different agents for removing lead. D. T. Englis and C. Y . Tsang 301. Lead Amalgam Lead in - ; Estimation of. M. G. Mellon 533. Lead Cadmium and __ in volumetric work ; Keductions with. Lead Copper - antimony and tin ; Separa-tion and estimation of Analysis of white metal. Lead Electro-Volumetric estimation of -. D. A. 3lacInnes and E. B. Townsend 366. Lead Glass Pyrex to -; Graded seal for joining. Lead __ amalgam ; Estimation of - in. M. G. Mellon 533. Lead Natural waters on - ; The action of. J . C. Thresh 459 500. Lead Nitrate Conductivity titrations by means Lead Peroxide Iodimetric estimation of - ; Direct. S. Glasstone 90. Lead Self-raising flour; - in (Notes). N. T. Fox 468. Lead Solutions containing reducing sugars by means of basic - acetate; Clarification of.Effect of different agents for removing -. D. T. Englis and C. Y . Tsang 301. Lead Tea containing -. F. Wirthle and K. Amberger 478. Leather Free sulphuric acid in - ; Estima-tion of. C. Van Der Hoeven 221. Leather Substitutes Examination ; - and their. V. Froboese 88. Leathers Water-soluble matter in vegetable-tanned - ; Estimation of. Chater and Woodroffe 488. Leaves Belladonna __ ; Chemical composi-tion of. Lecithin Egg - ; Unsaturated fatty acids of. P. A. Levene and I. P. Rolf 356. (“ Lecithin ”) Lipoid phosphoric acid - in blood ; Estimation of. F. S. Randles and A. Knudson 446. Lecithin Liver - ; Unsaturated fatty acids of. S. W. Clausen 363. W. D. Treadwell 533.A. Kling and A. Lassieur 134. W. C. Taylor and A. Bailey 137. of --. J . M. Kolthoff 453. A. Goris and A. Larsonneau 303. P. A. Levene and H. S. Simms 356 xxxiv INDEX TO VOLUME XLVII. Lees - wine and wine - ; Composition of. L. Semichon 302. Legal Notes 1922 475 513. Lemon Oil of - ; Critical solution tempera-ture of. G. Ajon 172. Lemonade Phosphoric acid in -. L. R. Lignocellulose Reagent for - ; Benzidine hydrochloride as a. Lime Ferric oxide and alumina from - by the nitrate method ; Separation of. Charriou, 271. Lipase Castor bean -. Its preparation and some of its properties D. E. Haley and J. F. Lyman 173. Lipase Various antiseptics on the activity of __ ; Influence of. L. S. Palmer 404. Lipoid Phosphoric Acid Blood ; Estimation of - (“ lecithin ”) in.F. S. Randles and A. Knudson 446. Liquid Nitrogen Peroxide - ; Analysis of. A. Sanfourche 316. Liquid Paraffin Phenol in - ; Solubility of. J. Cofman-Nicoresti 260. Liquids Surface pressure of - ; Measure-ment of the. A. Marcelin 454. Liquorice Paste Adulterant of - ; An (Notes). A. H. Bennett 511. Liver Lecithin Unsaturated fatty acids of -. P. A. Levene and H. S. Simms 356. Liver Oil Sulphuric acid reaction for - ; Note on the (Notes). H. D. Richmond and E. H. England 431. Liver Oil Tope ; Note on the - of the. A. C. Chapman 203. Liver Oils Sulphuric acid reaction for -; The. J . C. Drummond and A. F. Watson 341. Lumbang Oil. A. P. West and 2. Montes 27. Lupins Bitter substances from - ; Removal Wolff 354.C. van Zijp 35. of. E. Beckmann and F. Lehmann 361. M Madras Government of -. Report of the Chemical Examiner for 1921. 433. Magnesium Commercial nickel ; Estimation of - in. Magnesium - in small amounts ; Colori-metric estimation of. F. S. Hammett and E. T. Adams 368. Magnesium Manganese and phosphoric acid ; Detection of - in presence of. A. Pur-gotti 37. Magnesium Perchlorate Drying agent ; - as a. H. H. Willard and G. F. Smith 538. Magnesium Potassium in the presence of sodium - sulphates and phosphates ; In-vestigation of Atkinson’s process for the estimation of. Magnesium Salt Clove and its detection ; Occurrence of a - in the. Magnesium Small amounts of - ; Colori-metric method for the estimation of. A. P. Briggs 409.K. Chalupny and K. Breisch 136. S. J. Watson 285. W. Plahl 78. Maize High and low protein content ; Proteins in - of. M. F. Showalter and R. H. Carr, 487. Maize Meal Flora of -. C. Thom and E. Le Fevre 83. Maize Oil - ; Composition of. W. F. Baughman and G. S. Jamieson 171. Malt Vinegar Spurious - ; A (Notes). T. R. Hodgson 254. Man Caffeine excretion in - ; Quantitative estimation of the duration of. E. Friedberg, 174. Manganese Iron and - ; Separation of. M. Carus 92. Manganese Magnesium in presence of - and phosphoric acid ; Detection of. A. Purgotti, 37. Manganese - iron and cobalt ; Reaction of. D. Baralew 36. Manganese Raw caoutchouc ; Presence of -in and the origin of tackiness. G. Bruni and C. Pelizzola 34.Marine Products D.epartment of Scientific and Industrial Research. Food Investigation Board. The Methods Used for the Inspection of Canned Foods. Part 11. Canned -. 350. Mate Caffeine in - coffee tea kola-nuts and guarana ; Estimation of. T. Ugarte 25 Mayrhofer’s Method Nitric acid in drinking water by -; Estimation of. A. Reuss, 311. Meal Foreign starch in - ; Detection of. K. Amberger 73. Meal Maize - ; Flora of. C. Thom and E. Le Fevre 83. Meal Starfish ~ ; Chemical composition of. G. Hinard and R. Fillon 33. Meat Carnosine content pf - ; Effect of cold storage upon the. W. M. Clifford 443. Meat Department of Scientific and Industrial Research. Food Investigation Board. Canned - and fish ; The Bacteriology of. 513. Meat Department of Scientific and Industrial Research.Food Investigation Board. The Preservation of Food by Freezing with Special Reference to Fish and -. 392. Meat Extract Creatinine from - ; Prepara-tion of. H. Stendel 174. Meat Incipient putrefaction in - ; Detec-tion of. J. Tillmans R. Strohbecker and W. Schiitze 78. Meat Products Water; Composition of -, especially of those rich in. E. Feder 300. Mechanical Analysis Soils on the basis of - : Classification of. Meconic Acid Opium ; The estimation of -in. H. E. Annett and M. N. Bose 387. Media Milk as affected by - and incubation temperature ; Variations in bacteria counts from. G. C. Supplee W. A. Whiting and P. A. Downs 485. Membranes Flexible collodion - ; Prepara-tion of. Mercurial Pills Mercury in - ; Estimation of.M. Franqois 28. C. L. Whittles 360. J. M. Looney 185 xxxv INDEX TO VOLUME XLVII. Mercuric Perchlorate Electrometric methods of analysis ; Use of -in. I. M. Kolthoff 411. Mercury Mercurial pills ; Estimation of - in. M. Franqois 28. Mercury Silver and ~ ; Separation of. I. M. Kolthoff 134. Metallic Copper Water by means of __- and its oxides ; Activation of. R. Wernicke and A. Sordelli 311. metals Ferrocyanide titration of certain ~ ; Influence of alkali - on the. W. D. Treadwell and D. Chervet 535. Meteorological Office - Air Ministry. Advisory Cominittee on Atmospheric Pollu-tion. Report on Observations in the year ending March 31st 1921. 256. lethoxyl Groups Estimation of __ ; Appara-tus for the. W. M.Cumming 131. Methyl Alcohol Morphine in the detection of - in potable spirit ; Replacement of. B. Pfyl G. Reif and A. Hanner 77. Methyl Anthranilate Grape juice ; Occurrence of ___ in. F. B. Power and V. K. Chesnut, 26. Methylarsinate Strychnine ; Acid __ of. J. Bouillot 213. Metropolitan Borough of Stepney --. Borough Analyst for 1921 ; Annual Report of the. H. Hawley 391. bletropolitan Borough of Stepney Public Analyst’s Report for the First Quarter 1922. H. Hawley. 256. Xicro-Analytical Methods Foods ; __ in the examination of. F. Wohack 126. Microchemical Colorimetric Method Tyrosine, tyramine and other phenols ; I_ for estimat-ing. Microchemical Reactions Dulcin (p-phenetole-carbamide) ; - of. G. DenigAs and R. Tourrou 79. Micro-Estimation Nitrogen and its biological applications ; - of.M. Polonovski and C. Vallke 80. Micrography Crystals Stereoscopic --of. M. Franqois and C. Lormand 94. Micro Method Proteins in blood ; _c_ for the estimation of. P. E. Howe 129. Micropyrometer and Gas Furnace Methods : Fusibility of coal a s h ; Comparison of the standard __ for determining the. A. C. Fieldner W. A. Selvig and W. L. Parker 449. Microscopic Study Bacteria in cheese ; - of. G. C. Hucker 31. Microscopy Unit Quantitative - (Notes). J. F. Liverseege and U. Liverseege 430. Milk Amino-acids in cow’s - ; Occurrence of. Y . Hijikata 264. Milk Amylase of cows’ - on various kinds of starch ; Destructive action of the. F. Welz-muller 305. Milk and Dairies (Amendment) Act - 1922.L. V. Brock 436. Milk Bacteria counts from - as affected by media and incubation temperature ; Varia-tions in. G. C. Supplee W. A. Whiting and P. A. Downs 485. M. T. Hanke and K. K. Koessler 217. Milk Cows’ - in the Sudan ; The composition lylilk Cryoscopy of -. Milk Egyptian goats’ - ; Fat obtained from. A. Azadian 352. Milk grading - ; Alcohol test for. A. 0. Dahlberg and H. S. Gardner 25. Milk __ and __ products; Citric acid content of. G. C. Supplee and B. Bellis 24. Milk Nitrates in ___ (Notes). G. D. Elsdon and P. Smith 18. Milk Percentage composition of - ; Effect of certain variations on the. W. Taylor and A. D. Husband 356. Milk Peroxidase in __ ; Estimation of. F. E. Rice and T. Hanzawa 305. Milk Products Milk and ~ ; Citric acid con-tent of.Milk Soya bean albumin in cow’s ___ ; Detec-tion of. K. Nakayasu 398. Milk Supply Tropical - ; A. A. Bruce 288. Milk Vitamins A and B in the - ; Influence of the diet of the cow upon the quantity of. C. Kennedy and R. A. Dutcher 216. Mineral Carbonates Carbon dioxide in --; Estimation of. L. A. Sayce and A. Crawford, 226. Mineral Phosphates Citric solubility of __ J . F. Tocher 361. Mineral Waters Brines and - ; Estimation of bromide in. C. C. Meloche and H. H. Willard, 368. Minerals Bacteria ; Attack of ~ by. Oxida-tion of zinc blende. A. Helbronner and W. Rudolfs 307. Mines Acid water from coal __ and the estimation of acidity; Nature of. W. A. Selvig and W. C. Ratliff 269. Ministry of Health Circular 325.476. Ministry of Health -. __ Food Orders in Force. Circular. 325 (England and Wales). A. K. Maclachlan 396. Ministry of Health - . Sale of Food and Drugs Acts. Extracts from the Annual Report for 1920-21 and Abstract of Reports of Public Analysts for 1920. Ministry of Health Sale of Food and Drugs Acts. Extracts from the Annual Report of the ~ for 1921-22 and Abstracts of Reports of Public Analysts for 1921. 469. Moisture Insulating oils ; Estimation of -in. C. J. Rodman 178. Molecular Properties Iodine ; Relation between the ___ of certain hydrocarbons and their capacity for fixing. Molecular Weights Osmotic pressure ; Determi-nation of - by means of. Molybdenum Tungsten ; Estimation of small amounts of -~ in. Monazite __ ; Analysis of.P. Wenger and P. Christin 452. Monazite Sand Thorium in ~ by an emanation method Estimation of. H. H. Helmick 136. Monoamino Acids Lactalbumin ; Estimation of the _c_ formed by the hydrolysis of. D. B Jones and C. 0. Johns 30. of. A. F. Joseph and F. J. Martin 426. E. M. Bailey 519. G. C. Supplee and B. Bellis 24. 69. P. Woog 132. A. Foix 454. D. Hall 409 XXXVi INDEX TO VOLUME XLVII. Monobrom-Camphor ___ ; Estimation of. E. 0. Eaton 173. Morphine Estimation of -; The. J. R. Nicholls 506. Morphine Methyl alcohol in potable spirit ; Replacement of __ in the detection of. B. Pfyl G. Reif and A. Hanner 77. Morphine Powdered opium ; Loss of in. C. E. Sage 522. Morphine Storage of powdered opium ; Loss of - on. H. E. Annett and Ti.D. Singh, 522. Mould Chlorine index and the nitrogen content of vegetable __ ; Relation between the. C. Veil 176. Moulds Pentoses by - ; Fermentation of. W. H. Peterson E. B. Fred and E. G. Schmidt, 527. Mud Road drainage and -__ ; Estimation of tar acids and tar bases in. J. J. Fox and A. J . H. Gauge 406. luscarine A nzalzita M~tscaria ; Isolation of .- - from. Muscle Extract Carnosine in ; Estimation of. G. Hunter 266. Museum Exhibits Cleaning and restoration of - ; The. 120. Mustard Flour Volatile mustard oil in -; Estimation of. E. Luce and A. Doucet 353. Mustard Oil Mustard flour; Estimation of volatile __ in. E. Luce and A. Doucet 353. Mutton Food poisoning from - ; Bacterial. W. A. Young and G. D. Dawson 528. H.King 526. N Naal Grass (Sudan) ; Essential oil of. A. F. Joseph.and B. W. Whitfield 314. Naphtha Calorific value of fuel __ ; Indirect determination of the. Natural Waters Lead ; Action of __ on. J . C. Thresh 459 500. Natural Waters Hydrogen ion concentration of some --. Neat’s Foot Oil Bone fat and -. H. Eckart, 521. Neo-Arsphenamine Identification tests for --. L. Kofler and A. Perutz 525. Neo-Arsphenamine Sulphate in - ; Estima-tion of. E. Elvove 481. Neo-Arsphenamine Toxicity of -. M. C. Hart and W. B. Payne 305. Nephelectrometer - ; The. I. N. Kugel-mass 455. Nessler’s Reagent New analytical applications of--. - Detection of ketones ; estima-tion of aldehydes. J . Bougault and R. Gros, 405. Nickel Magnesium in commercial - ; Esti-mation of.K. Chalupny and K. Breisch 136. Nickel Silicate rocks ; Detection of __ and cobalt in. 0. Hackl 319. Nitrate Method Ferric oxide and alumina from lime by the ~ ; Separation of. Charriou, 271. G. Morpurgo 179. J. T. Saunders 130. Nitrates Arsenic by the distillation method. Errors caused by ~ and nitrites in the esti-mation of and a means for their prevention. J . J . T. GrahamandC. M. Smith 318. Nitrates Milk ; -~ in (Notes). G. D. Elsdon and P. Smith 18. Nitric Acid Drinking water by Mayrhofer’s method ; Estimation of - in. A. Keuss, 311. Nitric and Nitrous Nitrogen Fertiliser Research Committee ; Report of the. (Method for the estimation of --.) Nitrites Nitrates and __ in the estimation of arsenic by the distillation method ; Errors caused by and a means for their prevention.J. J. T. Graham and C. M. Smith 318. Nitro-Body Mixtures Nitroglycerin ; The quan-titative separation of __ from. W. Dickson and W. C. Easterbrook 112. Nitro Compounds Certain -; Colour re-actions of. 0. Rudolph 87. Nitro Group Aromatic organic compounds ; Estimation of the ___ in. T. Callan and J. A. 12. Henderson 363. Nitrogen Ammoniacal __ in nitrogenous organic substances especially in protein materials and their decomposition products : Estimation of. J. Froidevaux 308. Nitrogen Biological applications hlicro-Esti-mation of - and its. M. Polonovski and C. Vallke 80. Nitrogen Blood ; Colorimetric estimation of amino-acid ~ in. Nitrogen Blood ; Estimation of non-protein ~ in.E. Ponder 446. Nitrogen Content Chlorine index and the __ of vegetable mould ; Relation between the. C. Veil 176. Nitrogen Fertiliser Research Committee ; Report of the. (Method for the estimation of nitric and nitrous --.) Nitrogen Normal urine ; Colorimetric estima-tion of amino acid __ in. 0. Folin 309. Nitrogen Oxides Gaseous - and alkaline solutions ; Reactions between. A. San-fourche 536. Nitrogen Oxides of - ; Estimation of. V. C. Allison W. L. Parker and G. W. Jones 182. Nitrogen Peroxide Liquid - ; Analysis of. A. Sanfourche 316. Nitrogenous Organic Substances Ammoniacal nitrogen in - especially in protein materials and their decomposition’ products ; Estima-tion of. J . Froidevaux 308. Nitroglycerin Nitro-body mixtures from - ; The quantitative separation of.W. Dickson and W. C. Easterbrook 112. Nitrous Anion __ ; Detection of the. 7. Falciola 492. Nitrous Nitrogen Fertiliser Research Committee ; Report of the. (Method for the estimation of nitric and -.) H. Neubauer 85. Non-Protein Nitrogen Blood ; Estimation of __ in. E. Ponder 446. Notes 1922 18 67 117 166 205 254 294 430, 468. 510. H. Neubauer 85. 0. Folin 309. H. Neubauer 85 INDEX TO VOLUME XLVII. xxxvii Notes from the Reports of Public Analysts 1922 : 19 68 119 167 207 255 295 349 391 431. Nucleic Acid Animal __ ; Preparation and analysis of. P. A. Levene 482. Nutritive Value Edible oils and fats ; - of. Oil-bearing seedseand crude vegetable oils and fats. J. C. Drummond and S. S. Zilva 306.Nuts Columbia ; Guere palm ~ from. 124. Nuts Oil from South America ; New. 520. 0 Oat Straw Laevulose in - ; Estimation of. S. H. Collins 210. Oats Ergot of hiss and ergot of composition of. G. Tanret 213. Obituary Notices : Ashby Alfred M.B. F.I.C. Cassal Charles Edward 102. Hill Dr. Alfred F.I.C. Jones. Edwin William Taylor. F.I. . Chemical Passmore Francis William F.I.C. Odorous Constituents Peaches ; The ~ of, F. 13. Power and V. K. Chesnut 26. Oil-Bearing Seeds Edible oils and fats ; Nutri-tive value of. ~ and crude vegetable oils and fats. J . C. Tlrummond and S. S. Zilva, 306. Oil Cade ; __ of. K. Huerre 303. Oil Cape chestnuts ; ~- of. 400. Oil Nuts South America ; New __ from. 520. Oil of Lemon Critical solution temperature of ___ .G. Ajon 172. Oil of Lemon Terpcnes ; Adulteration of -with. . G. Ajon 521. Oil of Turpentine Aleppo - --. G. Dupont 177. Oil Sawzuela Czwerosaqza ; __ from the seeds of. 0 . 1;. Black and J. W. Kelly 400. Oils and Fats Edible __ ; Nutritive value of. Oil-bearing seeds and crude vegetable -. J. C. Drummond and S. Zilva 306. Oils Colour measurement for ~- ; Method of. L. W. Parsons and R. E. Wilson 323. Oilseeds Tropical - ; Certain. E. R. Bolton and D. G. Hewer 282. Oils Chrome-leather ; Extraction of - and fats from. D. Woodroffe 221. Oils Refractive index and chemical character-istics of ~ and fats ; Relation between the, G. F. Pickering and G. E. Cowlishaw 220. Ointments B.P. __ ; The examination of. N. Evers and G.D. Elsdon 197. Olive Oil Sesame oil in - ; The Villavecchia reaction for the detection of. J . Prax 75. Opaque Crystals Photomicrography of -. M. Franqois and C. Lormand 94. Opium Meconic acid in __ ; The estimation of. Opium Morphine in powdered - ; Loss of. C. E. Sage 522. Opium Morphine on storage of powdered - ; Loss of. H. E. Annett and H. D. Singh 522. Orange Juice Antiscorbutic Vitamin C from dessicated __ ; Solubility of the. E. B. Hart H. Steenbock and S. Lepkovsky 357. H. E. Annett and M. N. Bose 387. Orcinol Test Furfural; The - for. E. J. Illueller 34. Organic Analysis Abstracts 1922 33 85 130, 177 220 312 362 405 447 488 530. Organic Analysis Potassium bromate in volu-metric ; Use of. T. Callan and J. A. R. Henderson 362.Organic Compounds Nitro group in aromatic _- - ; Estimation of the. T. Callan and J. A. R. Henderson 363. Organic Compounds Oxygen in ; Detection of. J. Piccard 220. Organic Compounds Oxygen in - ; Estima-tion of. Organic Compounds Platinum oxides ; Catalytic reduction of __ by. V. Voorhees and R. Adams 362. Organic Matter Kjeldahl process ; New accele-rator for the destruction of - in the. M. Sborowsky 530. Organic Substances Ammoniacal nitrogen in nitrogenous - especially in protein materials and their decomposition products ; Estinia-tion of. J. Froidevaux 308. Ortho- and Meta-Phosphoric Acids Pyro-phosphoric acid in the presence of --; Qualitative tests for. Osazones Formation of -; Researches on the. Osmium Traces of ~ ; Detection of.M. Hirsch 319. Osmotic Pressure Molecular weights by means of ~~ ; Determination of. A. Foix 454. Osjris Alba S~oparius K.F. ; ~ as substi-tute for. Oxalic Acid Iodimetric standard ; - as an. L. Rosenthaler 365. Oxalic Acid Oxidimetric standard ; Hydrated ~ as an. A. E. Hill and T. M. Smith 269. Oxidation Coal ; Determination of the degree of of. G. Charpy and G. Decorps 40. Oxidation Mixtures of sulphuric acid and chromates ; by means of. L. J. Simon, 405. Oxidation Reaction Plants ; __ in the living cells of. K. Shibata 403. Oxidation Red pigment of Beta vulgaris by -of chromogens; Formation of the. A. Kozlowski 29. Oxidation Sulphides by - with ferric sul-phate ; Estimation of. P. P. Budnikov and K. E. Krauze 492.Oxides Metallic copper and its - ; Activa-tion of water by means of. R. Wernicke and A. Sordelli 311. Oxides of Nitrogen -~ ; Estimation of. V. C. Allison W. L. Parker and G. W. Jones 182. Oxides of Nitrogen Slow combustion and explo-sion methods in gas analyses ; Formation of - in the. G. W. Jones and W. L. Parker, 133. Oxides Organic compounds by platinum - ; Catalytic reduction of. V. Voorhees and R, Adams) 3 62. Oxidimetric Standard Oxalic acid as an - ; Hydrated. A. E. Hill and T. M. Smith 269. H. Ter Meulen 530. D. Baralew 39. H. Van Laer and K. Lombaers 76. 0. A. Farwell 354 xxxviii INDEX TO VOLUME XLVII. Oxygen ; Hydrogen ; Estimation of traces of - in. A. T. Larsen and E. C. White 223. Oxygen Minute amounts of gaseous __ ; Quantitative estimation of.H. M. Sheaff, 365. Oxygen Organic compounds ; Detection of -in. J. Piccard 220. Oxygen Organic compounds ; Estimation of - in. H. Ter Meulen 530. P PH Value " Candy " test ; Determination of the __ of commercial glucose as a substitute for the. 0. A. Sjostrum 520. Palladium Chloride Hydrogen and its separation from paraffins by means of - ; Estimation of. Palm Nuts Columbia ; Guere - from. 124. Papain Philippine __ ; Digestive properties of. H. C. Brill and R. E. Brown 444. Paraffin Phenol in liquid - ; Solubility of. J . Cpfman-Nicoresti 260. Paraffins Hydrogen and its separation from __ by means of palladium chloride ; Estima-tion of. J . -4. Miiller and A. Foix 451. Parchment Membrane Dialysis of sucrose through a - ; Influence of dextrose on the.L. A. Congdon and H. R. Ingersoll 170. Pasteur Centenary __ ; The. 209. Pasteur Commemoration Fund. R. B. Pilcher, 438. Peaches Odorous constituents of -~ ; The. F. B. Power and V. K. Chesnut 26. .Pectin Calcium pectate ; Estimation of - as. 31. H. C a d and D. Haynes 263. Pectinase RIaizopus ; __ produced by different species of. L. L. Harter and J . L. Weimer, 174. Pencil Pigments Graphites and other -. C A. Mitchell 379. Penetrating Power X-rays by a new radiochro-mometric method ; Measurement of the mean - of a beam of. M. de Laroquette 227. Penetrating Rays Radium by means of __ ; Estimation of very small quantities of. B. Szilard 413. Pentabroinoacetone Method Citric acid in urine by the - ; Quantitative estimation of.W. B. McClure 486. Pentose-Fermenting Bacteria Certain - ; Characteristics of. E. B. Fred W. H. Peter-son and J. A. Anderson 82. Pentoses Moulds ; Fermentation of ~ by. W. H. Peterson E. B. Fred and E. G. Schmidt, 527. Peptides Amino-acids and - ; Alkalimetric estimation of. R. Willstatter and E. Wald-sc hmidt -Leit z 308. Peptone Formation of indol by B. CoZi ; In-fluence of - on the. Perilla Oil: Peroxidase Milk ; Estimation of - in. F. E. J . A. MulIer and A. Foix 451. F. W. Tilley 174. K. H. Bauer 401. Rice and T. Hanzawa 305. Peroxide Blood with nascent hydrogen __ ; The reaction of. A. Patzauer 32. Peroxide Decomposition of plant and animal substances by Kjeldahl's method ; Influence of hydrogen - on the.Peroxide Hydrogen - ; Colorimetric esti-mation of. M. L. Isaacs 490. Peroxide Preservatives ; Commercial hydrogen ~ containing. P. Poetschke 304. Petroleum Products Iodine and bromine values of -. Petroleum Spirit Benzene in - ; Detection of. P. Schwarz 315. Petrological Investigation Brown-coal ; The - of R. PotoniC. 531. Pharmacy Acts Amendment Bill. R. B. Pilcher 23. Phenanthrene __- ; Quantitative 'estimation of. A. G. Williams 87. 0-Phenetidine Aluminium and iron by means of - ; Separation of. K. Chalupny and K. Breisch 49 1. (P-Phenetolecarbamide) Dulcin - ; Micro chemical reactions of. G. DenigAs and R. Tourrou 79. Phenol Bacteria ; Formation of - by. F. Sieke 358. Phenol Liquid paraffin ; Solubility of ___ in, J.Cofman-Nicoresti 260. Phenols Blood ; Quantitative estimation of -_ in. K. F. Pelkan 217. Phenols Separation and estimation of -; Quantitative method for the. &I. T. Hanke and K. K. Koessler 221. Phenols Tyrosine tyramine and other phenols ; Microchemical colorimetric method -for esti-mating. $1. T. Hanke and I(. K. Koessler, 217. Phenylcarbamide Derivatives p-hydroxy -; Sweetening power of. C. Speckan. 525. Philippine Papain Digestive properties of __ H. C. Brill and R. E. Brown 444. Philippine Rice. A. H. Wells F. Agcasili and R. T. Feliciano 439. Phosphates Mineral - ; Citric solubility of. J. F. Tocher 361. Phosphates Sodium magnesium sulphates and - ; Investigation of Atkinson's process for the estimation of potassium in.S. J. Watson, 285. Phosphoric Acid Argentometric titration of Phosphoric Acid Commercial ~ ; Composi-W. H. Ross C. B. Durgin and R. M. Phosphoric Acid Lemonade ; - in. L. R. Phosphoric Acid Lipoid - (" lecithin ") in blood ; Estimation of. F. S. Randles and A. Knudson 446. Phosphoric Acid Magnesium in presence of manganese and - ; Detection of. A. Purgotti 37. -Phosphoric Acids Pyro-phosphoric acid in the presence of ortho- and meta- - ; Qualita tive tests for. Kleeman 34. E. M. Johansen 315. -. I. M. Kolthoff 185. tion of. Jones 411. Wolff 354. D. Baralew 39 INDEX TO VOLUME XLVII. xxxix Phosphorus - ; Colorimetric estimation of. L. Losana 226. Phosphorus Serum ; Colorimetric estimation of inorganic ~ in small quantities of.F. F. Tisdall 218. - - of. M. FranGois and C. Lormand 94. Phthalate Solutions Hydrogen electrode stand-ards ; Use of - for. E. T. Oakes and H. N. Salisbury 312. Physical Methods Apparatus etc. Abstracts : 1922 94 226 272 321 371 411 454 538. Physico-Chemical Standards ~- ; Bureau of. 208. Picrate Crystals Alkaloids under the micro-scope from the form of their - ; Identifica-tion of. 13. E. Selson and H. A. Leonard 212. Picrotoxin Cocculzis Indicus ; Effect of heat upon and identification of - . D. S. Kabayao 355. Pigment Red ~ of Beln vulgaris by oxidation of chromogens Formation of the. A. Kozlowski 29. Pigments Fat-soluble Vitamin A in relation to plant __ Occurrence of. H. Steenbock and H. T. Sell 267. Pigments Pencil - ; Graphites and other.C. A. Mitchell 379. Pigments White - ; Analysis of. 31. Lom-bard 91. Pigments Wine ; Estimation of tannins and - in. Pills Mercury in mercurial ; Estimation of. &I. Franqois 28. Pitch Coke Volatile combustible matter in __ ; Estimation of. I I . E. Lloyd and F. W. Yeager 316. Plant and Animal Substances Decomposition of __ by Kjeldahl’s method Influence of hydrogen peroxide on the. Plant Incrustations. E. Schmidt and Duysen, 314. Plant Pigments Fat-soluble Vitamin A in rela-tion to ~ ; Occurrence of. H. Steenbock and M. T. Sell 267. Plants Living cells of - ; Oxidation reaction in the. K. Shibata 403. Plasma Carbon monoxide in serum and __ ; Solubility of. H. R. O’Brien and W. L. Parker 175. Plasma Proteins Estimation of __ New colorimetric method for the.Platinum Oxides Organic compounds by __ : Catalytic reduction of. V. Voorhees and R. Adams 362. Poisoning Mutton ; Bacterial food - - from. Wr. A. Young and G. D. Dawson 528. Poisons Red squill in rat ~ Notes on the analysis and use of. Polarhetry Sodium lamp for ~ ; New type of. H. A. Fales and J. C. Morell 40. Polish Foxglove - ; Investigations of. J. Muszynski 28. Potable Spirit Methyl alcohol in - ; Replace-ment of morphine in the detection of. B. Pfyl G. Reif and A. Hanner 77. Photomicrography Opaque crystals ; W. Fresenius and L. Griinhut 26. Kleeman 34. €3. Wu 265. C. L. Claremont 60. Potable Spirits Acetone in ~ by means of hydroxylamine hydrochloride ; Estimation of.G. Reif 77. Potassium Bromate Volumetric organic analysis; Use of - in. T. Callan and J. A. R. Henderson 362. Potassium Dichromate Uranium with potassium permanganate and :- ; Electrometric titra-tion of. D. T. Ewing and E. F. Eldridge, 409. Potassium Ferrocyanide Silver halides ; Action of on. G. B. Bonino 39. Potassium Hydrogen Oxalate Alkali solutions ; and the standardisation of. Y . Osaka and I<. Ando 408. Potassium Iodide Iodates in Detection of. M. Lachartre 480. Potassium Perchlorate Analysis of - ; Rapid. V. Lenher and M. Tosterud, 271. Potassium Permanganate Uranium with and potassium dichromate ; Electrometric titration of. D. T. Ewing and E. F. Eldridge, 409. Potassium Sodium magnesium sulphates and phosphates ; Investigation of Atkinson’s process for the estimation of - in the presence of.S. J . Watson 285. Potato Fusaria rots of the --. R. W. Coss, 32. Potato Juice Coloration of H. Haehn, 527. Potato Plants Copper from the soil by ~ ; Absorption of. Potentiometric Titration Ferrocyanide ; -of. E. Miiller and H. Lauterbach 453. Powder Pyrethrum - .- . J). Costa 260, 403. Powdered Opium Morphine in -- ; Loss of. C. E. Sage 522. Powdered Opium Storage of ---; Loss of morphine on. H. E. Annett and H. D. Singh, 522. Powders Explosives and other -- ; Method of testing the degree of incorporation of. E. P. Perman 369. Preparations Emmenagogues and similar ~ ; Composition of. C. Griebel 441. Preservative Blood ; Ally1 alcohol as a -for.E. Salkowski 175. Preservatives Cider R. D. Scott and E. G. Will 123. Preservatives Hydrogen peroxide containing - ; Commercial. P. Poetschke 304. Preservatives Wood preservative ; Zinc chloride as. Report of Committee KO. 4- -. 315. Preserved Apple-Juice Free sulphurous acid in __ ; Progressive disappearance of. War-collier and Le Moal 212. Preserves Apple juice in “ pure fruit ” - ; Detection of. M. C. F. Muttelet 398. President Retiring ~ Annual address of the. 105. Protein Content Maize of high and low - : Proteins in. M. F. Showalter and R. H Carr, 487. F. C. Cook 84 xl INDEX TO VOLUME XLVII. Protein Materials Nitrogenous organic sub-stances especially in - and their decompo-sition products ; Estimation of ammoniacal nitrogen in.J . Froidevaux 308. Proteins Amino-acids from the products of hydrolysis of ~ etc. ; Separation of. 13. W. Buston and S. B. Schryver 264. Proteins Blood ; Micro method for the estima-tion of __ in. Proteins Blood ; Use of sodium sulphate as the globulin precipitant in the determination of in. P. E. Ilowe 128. Proteins Chinese edible birds nests ; Composi-C. C. Wang, Proteins Maize of high and low protein content ; M. F. Showalter and R. H. Carr 487. Proteins Plasma ; Xew colorimetric Proteins Tyrosine tryptophane and cystine in ; Colorimetric estimation of. 0. Folin and J. M. Looney 359. Public Analyst Birmingham - for the Fourth Quarter 1921 ; Report of the. J. F. Liver-seege 167. Public Analyst’s Report City of Birmingham. for the Third Quarter 1922.J . F. Liverseege 512. Public Analyst’s Report Metropolitan Borough of Stepney. First Quarter 1922 ; ~ for the. H. Hawley 256. Public Analysts Association of -~ of Scotland ; Memorandum from. On Administration of Food and Drugs Acts. 297. (Public Analysts in Scotland) Dangerous Drugs. Dangerous Drugs - Order 1922. Public Analysts Sale of Food and Drugs Acts. Extracts from the Annual Report of the Ministry of Health for 1921-1922 and Abstracts of Reports of -___ for 1921. 469. Public Analysts Scottish Board of Health. Report on the Administration of the Sale of Food and Drugs Acts and Abstract of Reports of for the year ending September 30, 1921. 432. Publications Received 1922 96 144 192 232, 280 330 378 418 458 498 544.Pulp “ Bromine figure,” or “ chlorine factor ” of ~ ; Estimation of the. A. Tingle 222. Pure and Applied Chemistry International Union of -. Second Conference. 20. Pure and Applied Chemistry International Union of --. Third International Conference. 207. ‘‘ Pure Fruit ” Preserves Apple juice in ~ ; Detection of. M. C. F. Muttelet 398. Putrefaction Carbolic acid during ~ ; For-mation of (Notes). Putrefaction Incipient ~ in meat ; Detection of. J. Tillmans R. Strohbecker and W. Schutze 78. Pyrethrum Powder. Pyrex Lead glass ; Graded seal for joining __-W. C. Taylor and A. Bailey 137. Psridine ~ ; Detection of. F. Lehner 533. P. E. Howe 129. tion of and nature of their 122. in. method for the estimation of. H. Wu 265. 352.J . S. Maclaurin 294. D. Costa 260 403. to. Pgrophosphate Zinc as ~ ; Estimation of. D. Balarew 91. Pyro-Phosphoric Acid Ortho- and meta-phos-phoric acids ; Qualitative tests for __ in the presence of. D. Baralew 39. Q Quantitative Analysis Measurement of super-saturation-time ; __ by. E. F. Hoppler, 538. Quantitative Microscopy unit; - (Xotes). J . F. Liverseege and U. Liverseege 430. Quinine Molybdate Arsenic by means of ~ ; Colorimetric estimation of. D. Chouchak, 317. Quinones Reaction of __ ; New. R. Plum-merer 532. R Radiochromometric Method Mean penetrating power of a beam of X-rays by a new -; Measurement of the. M. de Laroquette 227. Radium Penetrating rays ; Direct estimation of very small quantities of - by means of.B. Szilard 413. Raffinose __ ; Method for preparing. E. P. Clark 21 1 . Rat Poisons Red squill in ~ ; Kotes on the analysis and use of. Rays Radium by means of penetrating ; Estimation of very small quantities of B. Szilard 413. Reagent Copper ; Highly sensitive ~ for the Kastle-Meyer --. P. Thomas and G. Carpentier 90. Reagent Lignocellulose ; Benzidine hydro-chloride as a - for. Reagent Schiff’s -; Modified. E. Wer-theim 488. Reagents Essential oils ; Hydroferrocyanic and hydroferricyanic acids as. Van der W’ielen, 402. Receiver Fractionation in a current of gas or under reduced pressure ; A ~ for. T. S. Wheeler and E. W. Blair 227. Red Pigment Oxidation of chromogens ; Forma-tion of the __ of Beta vulgaris by. A. Kozlowski 29.Red Squill Rat poisons ; Notes on the analysis and use of __ in. Reducing Sugars Basic lead acetate ; Clarifica-tion of solutions containing - by means of. Effect of different agents for removing lead. D. T. Englis and C. Y . Tsang 301. Reducing Sugars Fehling’s solution ; Quantita-tive estimation of ~ by. Elimination of certain errors. F. A. Quisumbing and A. W. Thomas 27. Refractive Index American turpentine ; The temperature coefficient of the ___ of (Notes). C. L. Claremont 60. C. van Zijp 35. C. L. Claremont 60. Pyrites Sulphur in burnt ; Volumetric estimation of. F. Chio 38. G. Thompson 469 INDEX TO VOLUME XLVII. x!i Refractive Index Oils and fats ; Kelation between the _ _ ~ - and the chemical character-istics of. G. F. Pickering and G.E. Cowli-shaw 220. R ort Birmingham City Analyst 1921 ; Ynnual -~ of the. J . I;. Liverseege 255. Report Birmingham City Analyst for the Third Quarter 1921 ; of the. 19. Report Birmingham Public Analyst for the Fourth Quarter 1921 ; of the. J . F. Liverseege 167. Public Analyst’s - for the Third Quarter 1922. J . F. Liverseege 512. of the City Analyst for the First Quarter 1922. J . F. Liverseege 295. of the City Analyst for the Second Quarter 1922. J. F. Liverseege 43 1. Annual __ of the County Analyst fcr the year 1921. W. C. Williams 296. Report Department of Scientific and Industrial Kesearch. First of the Adhesives Research Committee. 434. Report Department of Scientific and Industrial Research. Food Investigation Board.____ on Heat Insulators. 119. Report Dominion of Canada. Department of Agriculture. Interim - of the Dominion Chemist for the year ending March 31 1921. 168. ~ of the. (Method for the estimation of nitric and nitrous nitrogen.) H. Neubauer 85. Report Government Analytical Laboratory, Cairo. ~ of the Director for the year 1920. 21. Report Government of Madras. __- of the Chemical Examiner for 1921. 433. Report Kent County Analyst for the Quarter ended September 30 1921 ; of the. F. W. F. Arnaud 68. Report Kent County Analyst under the Ferti-lisers and Feeding Stuffs Act for the Quarter ended September 30 1921 ; of the. F. W. F. Arnaud 69. Report Meteorological Office Air Ministry. -4dvisory Committee on Atmospheric Pollu-tion.- on Observations in the year ending March 31st 1921. 256. Report Metropolitan Rorough of Stepney. ,Annual of the Borough Analyst for 1921. H. Hawley 391. Report Metropolitan Borough of Stepney. Public Analyst’s - for the First Quarter, 1922. H. Hawley 256. . Sale of Food and Drugs Acts. Extracts from the Annual __ for 1920-21 and Abstract of Reports of Public Analysts for 1920. 69. Report Sale of Food and Drugs Acts. Extracts from the Annual -~ of the Ministry of Health for 1921-1922 and Abstracts of Reports of Public Analysts for 1921. 469. Report City of Birmingham. Report City of Birmingham. Report City of Birmingham. Report County of Lancaster. Report Fertiliser Research Committee ; Report Ministry of Health. Report Scottish Board of Health.Sale of Food and Drugs Acts ; __ on the administration of the and Abstract of Reports of Public Analysts for the year ending September 30, 1921. 4 3 2 . . Report Somerset County Analyst 1920 ; Annual of the. D. 12. Wood 19. Report Somerset County Council. Annual __ of the County Analyst and Bacteriologist for the year 1921. Report on the Administration of the Sale of Food and Drugs Acts and Abstract of - of Public Analysts for the year ending September 30, 1921. 433. Report Work of the Government Laboratory ~- of the Government Chemist upon the. 471. Reports Sale of Food and Drugs Acts. Extracts from the Annual Report of the Ministry of Health for 1921-1922 and Abstracts of of Public Analysts for 1921. Alcohol Power -__ Its Production and Utilisation.Alkaloids hlicro-Chemical Tests for ~ ; Some. C. H. Stephenson 137. Alloys Son-Ferrous ; The Analysis of F. Ibbotson and L. Aitchison 374. Analysis Inorganic Substances ; A Text Book of -_ of. S. A. Kay 137. Analysis Organic ~ Qualitative and Quantitative. E. de B. Barnett and P. C. L. Thorne 230. Analytical Chemistry. Vol. I. Qualitative. F. P. Treadwell 186. Applied Chemistry Dictionary of - ; A. Vol. 111. Explosives t o K. E. Thorpe, 376. Applied Chemistry Progress of - ; lieports of the. Vol. VI. 1921. 457, Applied Chemistry Students in Technical Schools and Universities ; Laboratory Exercises in - for. W. Moldenhauer, 256. Atmospheric Nitrogen ~ ; Fixation of. J. Knox 141. Biophysics Introduction to - ; An.D. Burns 41. Carbocyolic Compounds Organic Chemistry or the Chemistry of the Carbon Compounds. Vol. II. The Chemistry of the --. V. von Richter 326. Carbon Compounds Chemistry of the - : Organic Chemistry or the. Vol. I I . The Chemistry of the Carbocyclic Compounds. V. von Richter 326. Chemical Analyses Positive Electricity ; Rays of and their Application t o -.-. J. J. Thomson 96. Chemical Dictionary Popular - ; The. C. T. Kingzett 143. Chemical Disinfection and Sterilisation. S. Rideal and E. K. Kideal 277. Chemical Industries Kelly’s Directory of the D. K. Wood 349. Reports Scottish Board of Health. for the year ending March 31 1922 ; 469. Reviews of Books : G. W. Nlonier Williams 327. -. 143 xlii INDEX TO VOLUME XLVII.Reviews of Books-corstimed : Chemical Microscopy Elementary -. E. M. Chamot 230. Chemistry Analytical -. Vol. I. Qualita-tive. F. P. Treadwell 186. Chemistry Applied - ; A Dictionary of. Vol. 111. Explosives t o K. E. Thorpe, 376. Chemistry Concise History of -; A. T. P. Hilditch 273. Chemistry Inorganic and Theoretical -__ ; A Comprehensive Treatise on. Vols. I. and 11. J . W. Mellor 325. Chemistry Inorganic ; A Text-book of, A. F. Hollemann 413. Chemistry Organic - or the __- of the Carbon Compounds. Vol. II. The __ of the Carbocyclic Compounds. V. von Richter 326. Chemistry Physics ; Handbook of __ and. C. D. Hodgman assisted by M. F. Cool-baugh and C. E. Senseman 229. Chemistry Practical Organic - ; A Course of.T. S. Price and D. F. Twiss 373. Chemistry Progress of Applied ~- ; Reports of the. Vol. VI. 1921. 457. Chemistry Proteins ; Colloid -__ of the. W. Pauli 377. Chemistry Kadio-Active Substances ; An Introduction to the __ of. A. S. Russell, 539. Chemistry Soaps and Proteins Their Colloid __ in Theory and Practice. M. H. Fischer and others 329. Chimica Analitica Applicata ~ Trattato di. Vol. 11. G. V. Villavecchia 494. La Chimie Mots et Locutions Inthressant la Physique et -~ ; Dictionnaire Anglais-Franqais-Allemand de. R. Cornubert 278. Clayworkers’ Handbook - ; The. A. B. Searle 45. Coal-Tar Colours Decorative Industries ; -in the. A. Clarke 457. Colloid Chemistry Proteins ; of the. W. Pauli 377. Colloid Chemistry Theory and Practice ; Soaps and Proteins Their ___ in.M. H. Fischer and Others 329. Colloidal Behaviour Theory of ~ ; Proteins and the. J . Loeb 495. Colloids Physics and Chemistry of __- ; An Introduction to the. Colours Decorative Industries ; Coal-Tar __ in the. Decorative Industries Coal-Tar Colours in the __ . A. Clarke 457. Dictionary Applied Chemistry ; A __ of. Vol. HI. Explosives to K. E. Thorpe 376. Dictionary Italian Technical Words and Phrases An English-Italian and Italian-English --. Dictionary Popular Chemical ~ ; The. C. T. Kingzett 143. Dictionnaire aire Anglais-FranCais- Allemand : La Physique et la Chimie ; - de Mots et Locutions Intdressant. R. Cornubert 278. E. Hatschek 188. A. Clarke 457. E. F. Paventa 47. Reviews of Books-continued : Disinfection Sterilisation ; Chemical -and.Documents Scientific Examination ; __ and their. . C. A. Mitchell 497. Electricity Chemical Analyses ; Rays” of Positive __- and their Application to. J . J. Thomson 96. Electricity Hot Bodies ; The Emission of - -from. 0. W. Richardson 275. Farbenindicatoren ~ ; Der Gebrauch von. I. M. Kolthoff 375. Food Factors The Vitamine Manual A Presentation of Essential Data about the New W. H. Eddy 97. Food Vitamins and the Choice of -. V. G. Plimmer and R. H. A. Plimmer 414. Foods Water Sewage and - ; The Chemi-cal Examination of. J. E. Purvis and J . R. Hodgson 455. Hot Bodies Electricity from __ ; The Emission of. Industries Chemical ; Kelly’s Directory of the. 143.Inorganic and Theoretical Chemistry Compre-hensive Treatise on ; A. Vols. I. and 11. J . W. Mellor 325. Inorganic Chemistry Text-Book of - ; A. A. F. Hollemann 413. Inorganic Substances Analysis of -; A Text-bookof. S. A. Kay 137. Italian Technical Words Phrases ; ~ and : An English-Italian and Italian-English Dictionary. E. F. Paventa 47. Kelly’s Directory Chemical Industries ; -of the. 143. Laboratory Exercises Students in Technical Schools and Universities ; ~ in Applied Cheinistry for. W. Moldenhauer 276. Metabolism Protein - ; The Physiology of. G. P. Cathcart 96. Metallography -. C. H. Desch 496. Metallurgical Analysis ~ (Non-Ferrous) ; Tested Methods of. S. Pile and R. Johns-ton 540. Microbiology --. Edited by C. E. Marshall.139. Micro-Chemical Tests Alkaloids ; Some for. C. H. Stephenson 137. Microscopy Chemical __ ; Elementary. E. M. Chamot 230. Microscopy __ ; Modern. M. I. Cross and M. J. Cole 415. Nitrogen Atmospheric -~ ; Fixation of. J. Knox 141. Non-Ferrous Alloys Analysis of - ; The. F. Ibbotson and L. Aitchison 374. Qualitative and Organic Analysis ~ Quantitative. E. de B. barnett and P. C. L. Thorne 230. Organic Chemistry Carbon Compounds ; -or the Chemistry of the. Vol. II. The Chemistry of the Carbocyclic Compounds. V. von Richter 326. Organic Chemistry Practical - ; A Course of. S. Rideal and E. K. Rideal 277. 0. W. Richardson 275. T. S. Price and D. F. Twiss 373 INDEX TO VOLUME XLVII. xliii Reviews of Books-continued : Organic Syntheses.Vol. I . R. Adams 187. Petroleum -. Pharmacy Year Book of - The. 99. Physico-Chemical Themes - Some. A W. Stewart 539. Physics Chemistry and - Handbook of. C. D. Hodgman assisted by M. F. Cool-baugh and C. E. Senseman 229. Physiology Protein Metabolism ; The ~ of. G. P. Cathcart 96. La Physique Dictionnaire Anglais-FranCais-Allemand de Mots et Locutions Interessant __ et la Chimie. Plant Gtrowth Soil Conditions and -. E. J. Russell 43. Poisons ~ Their Effects and Detection. A. W. Blyth and M. W. Blyth 189. Positive Electricity Chemical Analyses ; Rays of - and their Application to. J. J. Thomson 96. Power Alcohol __ Its Production and Utilisation. G. W. Monier Williams, 327. Proof Problem of ~ ; The. A. S. Osborn, 543.Protein Metabolism Physiology of - ; The. G. P. Cathcart 96. Proteins Colloid Chemistry of the -. W. Pauli 377. Proteins Colloidal Behaviour ; ~ and the Theory of. J . Loeb 495. Proteins Soaps and - Their Colloid Chemistry in Theory and Practice. M. H. Fischer and Others 329. Qualitative Analysis ___ (Supplement) : Notes on. Radio-Active Substances Chemistry of - ; An Introduction to the. A. S. Russell 539. Rays Chemical Analyses ; - of Positive Electricity and their Application to. J. J. Thomson 96. Reports Applied Chemistry ; __ of the Progress of. Vol. VI. 1921. 457. Sewage Water - and Foods; The Chemical Examination of. J. E. Purvis and J. R. Hodgson 455. Soaps Proteins - and Their Colloid Chemistry in Theory and Practice.M. H. Fischer and Others 329. Soil Conditions Plant Growth ; - and. E. J. Russell 43. Sterilisation Chemical Disinfection and -. S. Rideal and 2. K. Rideal 277. Sabstances Analysis of Inorganic - ; A. Text-book of. Syntheses Organic -. Vol. I. R. Adams, 187. Synthetic Tannins. Tannins Synthetic -. Technical Schools Applied Chemistry for Students in - and Universities ; Labora-tory Exercises in. Theoretical Chemistry Inorganic and - ; A Comprehensive Treatise on. Vols. 1. and 11. J. W. Mellor 325. B. Redwood 190. R. Cornubert 278. H. J H. Fentori 493. S. A. Kay 137. G. Grasser 142. G. Grasser 142. W. Moldenhauer 276. Reviews of Books-continued : Universities Students in Technical Schools and - ; Laboratory Exercises in Applied Chemistry for.W. Moldenhauer 276. Vitamine Manual Food Factors ; The - : A Presentation of Essential Data about the New. W. H. Eddy 97. Vitamins Food; - and the Choice of. V. G. Plimmer and R. H. A. Plimmer 414. Vitamins - . The. H. C. Sherman and S. L. Smith 3;s. Volatile Oils ~ The. E. Gildemeister and Fr. Hoffmann 542. Water - Sewage and Foods ; The Chemi-cal Examination of. J . E. Purvis and J. R. Hodgson 455. Year Book Pharmacy 1921 The ~ of. 99. Rhizopus Pectinase produced by different species of -. L. L. Harter and J . L. Weimer 174. Rice Philippine -. A. H. Wells F. Agcasili and R. T. Feliciano 439. Rice Vitamin contents of ~ by the yeast method Estimation of. W. D. Fleming 81. Ricin Agglutination test for ~ ; Limits of the.H. Waites 306. Rickets Experimental - ; Studies on. E. V. McCollum N. Simmonds P. G. Shipley and E. A. Park 31. Road Drainage Tar acids and tar bases in -and mud ; Estimation of. J. J. Fox and A. J. H. Gauge 406. Rock Dust Air The sugar tube method of estimating __ in. A. C. Fieldner S. H. Katz and E. S. Longfellow 272. Rocks Arsenic in silicate __ ; Estimation of minute traces of. Rocks Nickel and cobalt in silicate -; Detection of. 0. Hackl 319. Roots Dragon tree ; ~ of the. T. Steel 210. Rotating Electrodes Rapid electrolysis without -; Apparatus for. G. Edgar and R. B. Purdum 371. Rots Potato Fusaria -of the. R. W. Coss, 32. Rubber Free sulphur and the coefficient of vulcanisation in vulcanised - ; Estimation of.W. J. Kelly 313. Rubber Hydrocarbon Tetrabromide method for estimating __ ; The. H. L. Fisher H. Gray and R. Merling 87. Rubber Sulphur in vulcanised __ ; Estima-tion of. J. W. W. Dyer and A. R. Watson, 448. Rules and Orders Statutory - 1921 No. 1883. Food Control. F. H. Coller. 71. 0. Hackl 135. S Saccharimeter Standardisation of the ~ ; Preparation of pure sucrose for. A. Kraisy, 301. Saffron Colouring matter of - ; Identifica-tion of the. M. Guerbet 451 xliv INDEX TO VOLUME XLVII. Sale of Food and Drugs Acts Annual Report of the Ministry of Health for 1921-1922; Extracts from the and Abstracts of Reports of Public Analysts for 1921. Sale of Food and Drugs Acts Ministry of Health. ___ Extracts from the Annual Report for 1920-1921 and Abstract of Reports of Public Analysts for 1920.69. Salicylic Acid Coffee essences ; - in. 477. Saliva Human __ ; Hydrogen ion concentra-tion of. Salmon Immature feeding - ; Decomposi-tion of. Sdt Magnesium in the clove and its detection ; Occurrence of a. W. Plahl 78. Salts Copper and iron in mixtures of their _c_ ; . Rapid iodimetric estimation of. I. W. Wark, 224. Samuelu Carnerosana Seeds of - ; Oil from the. Sand Thorium in monazite ~ by an emana-tion method ; Estimation of. H. H. Helmick, 136. Sapoains Identification and estimation of --. L. Kofler 403. Sausage Starch in - ; Estimation of. J. Grossfeld 74. Schiff’s Reagent - ; Modified. E. Wertheim, 488. Scientific and Industrial Research Department of Sampling and Analysis of Coal Com-mittee.256. Scoparius N. F. Substitute for -; Osyris Alha as. Scotland Association of Public Analysts of - ; Memorandum from. On Administra-tion of Food and Drugs Acts. Scotland Dangerous Drugs (Public Analysts in - ) Order 1922. 352. Scottish Board of Health Sale of Food and Drugs Acts ; Report on the administration of the, and Abstract of Reports of Public Analysts for the year ending September 30 1921. 432. Seal Joining pyrex to lead glass ; Graded -for. W. C. Taylor and A. Bailey 137. Seams Structure of coal -; Method of representing the. Seeds Biochemical means ; Determination of the value of __ by. A. Nemdc and F. Duchofi 29. Seeds Certain field-weeds ; The - and fruit of. J. Greger 487. Seeds Edible oils and fats ; Nutritive value of.Oil-bearing __ and crude vegetable oils and fats. J. C. Drummond and S. S. Zilva, 306. Seeds Samuela Carnerosana ; Oil from the -of. 0. F. Blackand J. W. Kelly 400. Seeds Vitality of __ ; Biochemical evaluation of the. Self-Heating Hay - of. G. Laupper 29. Self-Raising Flow Carbon dioxide in - ; Self-Raising Flour Lead in - (Notes). N. T. 469. H. E. Starr 529. A. C. Hunter 443. 0. F. Flack and J . W. Kelly 400. 0. A. Farwell 354. 297. F. S. Sinnatt 450. A. Nemec and F. Duchofi 215. Estimation of. Fox 468, B. R. Jacobs 352. Sensitive Reagent Copper ; Highly - for the Kastle-Meyer reagent. P. Thomas and G. Carpentier 90. of tests for. 0. Sensitiveness Barium ; -Lutz 93. Sensitiveness Hydrocyanic acid ; - of tests of tests for 0.Sensitiveness Strontium ; __ Serum Carbon monoxide in - and plasma ; Solubility of. H. R. O’Brien and W. L. Parker 175. Serum Inorganic phosphorus in small quantities of __ ; Colorimetric estimation of. F. F. Tisdall 218. Sesame Oil Olive oil ; The Villavecchia reaction for the detection of ~ in. (Sheringham System) Artificial daylight to laboratory purposes - ; The application of. S. H. Groom 419. Shrimps Struvite in canned ___ ; Note on an occurrence of. C. S. Purcell and C. H. Hickey, 16. Silage Acids in __ ; Estimation of. W Zielstorff and F. Benirschke 529. S!jca ___ ; Estimation of. R. C. Wells 537. Sdicate Rocks Arsenic kn - ; Estimation of minute traces of. Silicate Rocks Nickel and cobalt in --; Detection and estimation of.0. Hackl 319. Silicotungstic Acid Caffeine by means of __ ; Estimation of. A. Azadian 172. Silk Weighting of __ ; Rapid estimation of the. C. Tondani 178. Silver Halides Potassium ferrocyanide on ___ ; Action of. G B. Bonino 39. Silver Mercury ; Separation of __ and. I . M. Kolthoff 134. Slow Combustion and Explosion Methods Oxides of nitrogen in the __ in gas analyses ; For-mation of. G. W. Jones and W. L. Parker, 133. Society of Public Analysts and other Analytical Chemists Proceedings of the 1922 1 49, 101 145 193 233 281 331 379 419 469, 499. Sodium Aluminium and alumina ; Electrolytic estimatiqn of. R. Geith 452. Sodium Atkinson’s process for the estimation of potassium in the presence of - magnesium, sulphates and phosphates ; Investigation of.S. J. Watson 285. Sodium Fatty acids by the formation of com-plexes with uranyl and __ ; Characterisation of. J. Barlot and (Mdlle.) M. T. Brenet, 132. Sodium Hydrosulphite. F. W. Hey1 and F. E. Greer 181. Sodium Hydroxide Absorbent for carbon dioxide in steel analysis ; Solid - as an. G. L. Kelley and E. W. Evers 91. Sodium Hydroxide Solution Carbon dioxide ; Preparation of __ free from. J. Cornog, 181. Sodium Lamp Polarimetry New type of -for. for. T. Sundberg 215. Lutz 93. J . Prax 75. 0. Hackl 135. H. A. Fales and J. C. Morell 40 INDEX TO VOLUME XLVII. xlv Sodium Sulphate Proteins in blood; Use of -as the globulin precipitant in the determina-tion of. Sodium Sulphide Commercial ~- ; Analysis of.W. R. Atkin 463. Soil Clay content and certain physical properties of a __; Relation between the. B. A. Keen and H. Raczkowski 84. Soil Potato plants ; Absorption of copper from the __ by. F. C. Cook 84. Soil Solutions. J . E. Greaves and C. T. Hirst, 312. Soils Mechanical analysis ; Classification of -on the basis of. C. L. Whittles 360. Solids Specific heats of ~ ; Simple formula for the calculation of the. Solutibn Temperature Oil of lemon ; Critical _- of. G. Ajon 172. Somerset County Analyst Annual Report of the - 1920. D. R. Wood 19. Somerset County Council County Analyst and Bacteriologist for the year 1921 ; Annual Report of the. South America Oil nuts from ___ ; New. 520. soya Bean Albumin Cow’s milk ; Detection of _- in.K. Nakayasu 398. Soya Bean Oil ; Composition of. W. B. Smith 400. Specific Heats Alloys by means of their ~ ; Analysis of. K. Zahlbruckner 412. Specific Heats Solids ; Simple formula for the calculation of the - of. H. J . Krase 322. Spectrophotometry Krypton and xenon by - ; Estimation of. C. Moureu and A. Lepape, 272. Spectroscopic Detection Carbon monoxide in - of. C. Strzyzenski 358. Spectrum Gynocardia oil ; Colour reaction of, and its -. Spined Dog-Fish Oil. Spirit Methyl alcohol in potable ___ ; Replace-ment of morphine in the detection of. B. Pfyl G. Reif and A. Hanner 77. Spirits Acetone in potable __ by means of hydroxylamine hydrochloride ; Estimation of. G. Reif 77. Spirits of Wine Denaturation of ~ ; German Regulations for the.300. Squill Red -_ in rat poisons ; Notes on the analysis and use of. Standard Gas Furnace and Micropgrometer Methods Fusibility of coal ash ; Comparison of the - for determining the. A. C. Fieldner W. A. Selvig and W. L. Parker 449. Standard Iodimetric - ; Oxalic acid as an. L. Rosenthaler 365. Standard Oxidimetric - ; Hydrated oxalic acid as an. A. E. Hill and T. M. Smith 269. Standard Steel “ U ” Chemical - ; British. (Analytically Standardised Sample.) 192. Standardisation China clay - of. J . Strachan 370. Standardisation Potassium hydrogen oxalate and the ~ of alkali solutions. Y. Osaka and K. Ando 408. P. E. Howe 128. H. J. Krase 322. D. R. Wood 349. blood by means of brewers’ yeast; I. Lifschutz 125.T. Lexow 439. C. L. Claremont 60. Standardisation :- Pure sucrose for __ of the sac-charimeter ; Preparation of. Standards :. Colorimetric methods ; Use of dyes as - in. Standards Phthalate solutions for hydrogen electrode - ; Use of. E. T. Oakes and H. M. Salisbury 312. Standards Physico-Chemical __ ; Bureau of. 208. Starch Amylase of cows’ milk on various kinds of -__; Destructive action of the. F. Welzmuller 305. Starch Dakamballi __ (Notes). J. A. Good-son 205. Starch Indicator Solution ; A. (Notes). W. J. Painter 166. Starches Raw -; Digestibility of. C. F. Langworthy and H. J . Deuel junr. 356. Steel Carbon in cast iron and - by Corleis’ method ; Estimation of. G. Batta and H. Thyssen 271. Stepney Metropolitan Borough of __.Public Analyst’s Report for the First Quarter 1922. H. Hawley 256. Straw Laevulose in oat ; Estimation of. S. H. Collins 210. Starch Meal ; Detection of foreign - in. K. Amberger 73. Starch Sausage ; Estimation of - in. J. Grossfeld 74. Starch Syrup Fruit juices jams etc. ; Formulae for the direct calculation of and sucrose in. A. Rinck 171. Starch Wheat ~ ; Characteristic of. T. E. Wallis 516. Starch Zamia -. J. F. Clevenger 170. Starfish Meal ~ ; Chemical composition of. G. Hinard and R. Fillon 33. Statutory Rules and Orders - 1921 No. 1883. Food Control. Steel Analysis Absorbent for carbon dioxide in - ; Solid sodium hydroxide as an. G. L. Kelley and E. W. Evers 91. Steel “ A2 ’’ British Chemical Standard -. (Analytically standardised sample.) 73.Steel “ U ’’ Chemical Standard - ; British. (Analytically standardised sample.) 192. Steel Vanadium in __- ; Colorimetric estima-tion of. G. Misson 321. Steels Contact E.M.F. ; Identification of -by means of the. Stepney Metropolitan Borough of -. Annual Report of the Borough Analyst for 1921. H. Hawley 391. Stepney Metropolitan Borough of -. Public Analyst’s Report for the First Quarter 1922. H. Hawley. 256. M. Franqois and C. Lormand 94. invertase activity of. A. Kraisy 301. M. Takata 32. F. H. Coller 71. Galibourg 183. Stereoscopic Micrography Crystals ; - of. Stimulants Yeast ; Effect of - upon the Strontium Tests for ~ ; Sensitiveness of. Struvite Canned shrimps ; Note on an occur-rence of -.in. C. S. Purcell and C. H Hickey 16. E. W. Miller 82. 0. Lutz 93 xlvi INDEX TO VOLUME XLVII. Strychnine Acid methylarsinate of -. J. Bouillot 213. Substances Properties of - on drying; Change of. H. B. Baker 321. Sucrose Alkaline copper solutions Inversion of - by. M. L. Maquenne 479. Sucrose Alkaline earth hydroxides ; Estimation of - in the presence of other carbohydrates by means of. Sucrose Dextrose ; Test for ~ in the presence of. L. A. Congdon and C. R. Stewart, 123. Sucrose Dialysis of ~ through a parchment membrane Influence of __ on the. I,. A. Congdon and H. R. Ingersoll 170. Sucrose Saccharimeter ; Preparation of pure ___ for standardisation of the. A. Kraisy, 301. ,Sucrose Starch syrup and - in fruit juices jams etc.; Formulae for the direct calcula-tion of. A. Rinck 171. Sudan Cows’ milk in the - ; The composition of. A. F. Joseph and F. J . Martin 426. (Sudan) Naal grass - . Essential oil of. A. F. Joseph and €3. W. W’hitfield 314. Sugar Chinese edible birds’-nests ; Isolation and nature of the amino __ of. C. C. Wang 123. Sugar Content Hen’s egg - of the. J. S. Hepburn and E. Q. St. John 171. Sugar Cuprous oxide obtained from Fehling solution Estimation of __ by titration with alkali hydroxide of the. Sugar Normal human urine ; Colorimetric method for the estimation of --in. 0. Folin and H. Berglund 268. Sugar Resorcinol or P-naphthol ; A simple test for technical invert - in honey with. F. M. Litterscheid 76. Sugar Thymine in the presence of __ Detect-tion of.Sugar Tube Method Rock dust in air The -of estimating. A. C. Fieldner S. H. Katz and E. S. Longfellow 272. Sugars Glycerol in the presence of __ ; Esti-mation of. L. F. Hoyt and H. V. Pemberton, 172. Sugars Reducing - by Fehling’s solution ; Quantitative estimation of. Elimination of certain errors. F. A. Quisumbing and A. W. Thomas 27. Sugars Solutions containing reducing ~ by means of basic lead acetate ; Clarification of. Effect of different agents for removing lead. D. T. Englis and C. Y . Tsang 301. Sulphate Hyoscyamine and its __ ; Prepara-tion and racemisation of. A. Goris and P. Costy 522. Sulphate Neo-arsphenamine ; Estimation of --in. E. Elvove 481. Sdphate Sulphide by oxidation to __ ; Volu-metric estimation of.H. H. Willard and T. E. Cake 38. gulphates Potassium in the presence of sodium, magnesium - and phosphates Investiga-tion of Atkinson’s process for the estimation of. S. J . Watson 285. A. Behre and A. Diiring 478, A. Hanak 75. H. J . Deuel and 0. Baudisch 399. Sulphide of Antimony Available sulphur in golden __; Estimation of. B. D. W. Luff and B. D. Porritt 90. Sulphide Sulphate ; Volumetric estimation of __by oxidation to. H. H. Willard and T. E. Cake 38. Sulphides Oxidation with ferric sulphate ; Estimation of __ by. P. P. Budnikov and K. E. Krauze 492, Sulphites Foods for the presence of ~ ; Note on the examination of. A. C. Chapman, 20. Sulphoacetates Free sulphuric acid and ~ in cellulose acetates Detection and estimation of.Sulphonated Derivatives Naturally occurring sulphurised hydrocarbons ; - of. C. .Pepin and G. Reaubourg 525. Sulphoxylic and Hydrosulphurous Acids - : Estimation of. Sulphoxylic and Hydrosulphurous Acids - ; Iodimetric estimation of. F. de Bacho 369. Sulphur Burnt pyrites ; Volumetric estimation of __ in. F. Chib 38. Sulphur Coal gas ; Estimation of total - in. A. Klemmer 134. Sulphur Golden sulphide of antimony ; Estima-tion of available ___in. B. D. W. Luff and B. D. Porritt 90. Sulphur __ ; Rapid estimation of. I,. Losana, 365 492. Sulphur Vulcanised rubber Estimation of free __ and the coefficient of vulcanisation in. W. J. Kelly 313. Sulphur Vulcanised rubber ; Estimation of __ in. Sulphuric Acid Free __ and sulphoacetates in cellulose acetates Detection and estimation of.Sulphuric Acid Leather ; Estimation of free ___ in. Sulphuric Acid Mixtures of __ and chromates ; Oxidation by means of. Sulphuric Acid Reaction Liver oil Note on the __ for (Notes). H. D. Richmond and E. H. England 43 1. Sulphuric Acid Reaction Liver oils ; The __ for J. C. Drummond and A. F. Watson 341. Sulphuric-Chromic Mixture Carbon and hydro-gen by means of the - Estimation of. L. J . Simor- and A. J. A. Guillaumin 530. Sulphurised Hydrocarbons Naturally occurring __ Sulphonated derivatives of. C. Pepin and G. Reaubourg 525. Sulphurous Acid Preserved apple-juice ; Pro-gressive disappearance of free __ in. War-collier and Le Moal 212. Sulphurous Acid Wines containing __ ; Esti-mation of the volatile acidity of.R. Marcille, 480. Sulphurous Acid Wines Estimation of __ in. Martini and A. Nourrisson 211. Supersaturation-Time Measurement of - ; Quantitative analysis by. E. F. Hoppler 538. Surface Pressure Liquids ; Measurement of the - of. A. Marcelin 454. M. Entat and E. Vulquin 312. I;. De Bacho 184. J. W. W. Dyer and A. R. Watson 448. 31. Entat and E. Vulquin 312. C. Van der Hoeven 222. L. J . Simon 405 INDEX TO VOLUME XLVII. xlvii Sweet Substances Sweetening value of -. T. Paul 261. Sweetening Power p-Hydroxy phenylcarbamide derivatives ; - of. C. Speckan 525. __- of. T. Paul 261. Symmetrical DiphenylcGCuanidine Standard in acidimetry and alkallmetry ; - as a. C. A. Carlton 408.Syrup Starch ~- and sucrose in fruit juices, jams etc. ; Formulae for the direct calcula-tion of. A. Rinck 171. Sweetening Value Sweet substances ; T Taamya - (an Egyptian food) ; Composition of. A. Azadian 478. Tackiness Manganese in raw caoutchouc and the origin of - ; Presence of. G. Bruni and C. Pelizzola 34. Tannin Analysis Method of __ ; Contribution to the. Tanning Chemistry Analysis in . G. Grasser 132. Tannins Wine ; Estimation of - and pig-ments in. W. Fresenius and L. Griinhut 26. Tantalocolumbates Tantalum columbium and their mineral associates I. Use of tartaric acid in the analysis of natural -; II., Separation of zirconium from tantalum and from columbium. W. R. Schoeller and A. R. Powell 93. Tantalum - columbium and their mineral associates I.Use of tartaric acid in the analysis of natural tantalocolumbates ; II., Separation of zirconium from - and from columbium. W. R. Schoeller and A. R. Powell 93. Tar Acids Road drainage and mud ; Estimation of - and tar bases in. J. J. Fox and A. J. H. Gauge 406. Tar Bases Tar acids and __ in road drainage and mud ; Estimation of. J. J . Fox and A. J. H. Gauge 406. Tartaric Acid Tantalum columbium and their mineral associates I. Use of ~ in the analysis of natural tantalocolumbates ; II., Separation of zirconium from tantalum and from columbium. W. R. Schoeller and A. R. Powell 93. Tea Lead; - containing. F. Wirthle and K. Amberger 478. Tea RIat6 coffee - Kola-nuts and Guarana ; Estimation of caffeine in.Technical Gas Analysis Apparatus for __ H. hl. Lowe 133. Technical Invert Sugar Resorcinol or P-naph-tho1 ; X simple test for - in honey with. F. RI. Litterscheid 76. Temperature Coefficient American turpentine ; The ~ of the refractive Index of (Notes). G. Thompson 469. Temperatures Hydrogenation a t high - without pressure ; Apparatus for. J. Klimont 228. . J. Schneider junr. 448. T. Ugarte 25. Terpenes Oil of lemon with - ; Adulteration of. G. Ajon,.521. Test-paper Acetylene ; - for the detection of. G. Denighs 33. Tetrabromide Method Rubber hydrocarbon ; The ~ for estimating. H. L. Fisher H. Gray and R. Merling 87. Theobromine Content Cacao-beans and cocoa ; The __ of. Thermostat Electric __ constant to 0.02" C. ; Improvised.S. C. Bradford 272. Thorium Monazite sand by an emanation method ; Estimation of - in. H. H. Helmick 136. Thymine Identification of __ ; Methods for the. Thymine Sugar; Detection of - in the presence of. H. J . Deuel and 0. Baudisch, 399. Tin Alloys Ferruginous __ ; Analysis of. A. Meyer 224. Tin Antimony and __ in copper alloys; Volumetric estimation of. F. J . Muck 490. Tin Copper lead antimony and ___ ; Separa-tion and estimation of Analysis of white metal. Tin Iodide ; Detection of - as. H. Heller, 367. Titanium Bauxium ; Volumetric estimation of -in. H. J . Winchand V. L. Chaudratreya, 320. Titanium Ferrous products ; Estimation of -in. Titanium Trivalent -. II. Estimation of copper and iron in presence of each other.W. M. Thornton 320. Titrations Ethyl alcohol as solvent ; __ in. E. R. Bishop E. B. Kittredge and J. H. Hildebrand 220. Tope Liver oil of the -__ ; Note on the. A. C. Chapman 203. Total Sulphur Coal gas ; Estimation of - in. A. Klemmer 134. Toxicity Certain caffeines ; Abnormal ~ of. 441. Toxicity Commercial caffeines ; __ of. 441. Toxicity Neo-arsphenamine ; __ of. M. C. Toxicological Investigations Atropine in ___ ; P. Hardy, Toxicology Arsenic ; - of N. Tarugdi 304. Trimethyleneglycol Crude glycerin ; Estimation of - in. L. V. Cocks and A. H. Salway, 131. Trivalent Titanium - - . I I . Estimation of copper and iron in presence of each other. W. M. Thornton 320. Tropical Milk Supply :,7 ; A. A. Bruce 288. Tropical Oilseeds Certain - ." E.R. Bolton and D. G. Hewer 282. TFypsin ~ Quantitative estimation of. S. Kai 358. Tryptophane Tyrosine - and cystine in proteins Colorimetric estimation of. 0. Folin and J. M. Looney 359. R. V. Wadsworth 152. T. R. Johnson and 0. Baudisch 177. A. Kling and A. Lassieur 134. L. Losana and E. Carozzi 536. Hart and W. B. Payne 305. Volatilisation and hydrolysis of. 482 xlviii INDEX TO VOLUME XLVII. Tung Oil Vegetable oils ; Estimation of the acid value of __ and other. L. L. Steele and G. G. Sward 177. Tungsten Aluminium in ~ ; Estimation of. V. and K. Froboese 225. Tungsten Molybdenum in - ; Estimation of small amounts of. Turkey Abdominal adipose tissue of the ~ ; Enzymes of the. Turpentine Oil of - ; Aleppo. G.Dupont, 177. Turpentine Refractive index of American - ; The temperature coefficient of the (Notes). G. Thompson 469. Turpentine Wood -. C. A. Lambert 406. Tyramine Tyrosine ___ and other phenols; Microchemical colorimetric method for esti-mating. M. T. Hanke and K. K. Koessler, 217. Tyrosine Proteins ; Colorimetric estimation of - tryptophane and cystine in. 0. Folin and J. M. Looney 359. Tyrosine - tyramine and other phenols; Microchemical colorimetric method for estimat-ing. D. Hall 409. J . S. Hepburn 81. M. T. Hanke and K. I(. Koessler 217. U Ultimate Analysis Coal ; Short method for the __ of. S. W. Parr 449. Ultra Violet Light Analysis ; The use of -__ in (Notes). A. F. Kitching 206. United States Department of Agriculture -.Food Inspection Decision 184. Colours in Food. 438. Universal Indicator Use of a __ ; Demonstra-tion of the. __ of. P. A. Levene and I. P. Rolf 356. Unsaturated Fatty Acids Liver lecithin -of. Unsaturated Hydrocarbons Cracked gasolines. Iodine values of - and. W. F. Faragher, W. A. Gruse and F. H. Garner 86. Uranium Carnotite ; Glacial acetic acid method for estimating ~ in. W. W. Scott 410. Uranium Potassium permanganate and potas-sium dichromate ; Electrometric titration of - with. D. T. Ewing and E. F. Eldridge, 409. F. H. Carr 196. Unsaturated Fatty Acids Egg lecithin ; P. A. Levene and H. S. Simms 356 Uranium ~ ; Test for. H. D. Buell 491. Uranium Volumetric solutions of - ; Preser-vation of. 321. Uranyl Formation of complexes with - and sodium ; Characterisation of fatty acids by the.J. Barlot and (Mdlle.) M. T. Brenet, 132. Urea; Colour reaction for -. V. Arreguine, junr. and E. D. Garcia 309. Urea; Fungi ; Urease and ~ in. A. Goris and P. Costy 527. Urea Gasometric estimation of -. R. H. Stehle 268. Urea Urine ; Hypobromite estimation of __ in. M. Janet 486. Urease Fungi ; - and urea in. A. Goris and P. Costy 527. Uric Acid Blood ; Colorimetric estimation of - in. Grigaut 83. Uric Acid Folin’s colorimetric method for the estimation of ~; Modification of. H. Jackson and W. W. Palmer 176. Uric Acid Minute amounts of -; Colori-metric estimation of. J. L. Morris and A. J. Macleod 176. Uric Acid -__- ; Estimation of. H. Jackson and W. W. Palmer 487.Uric Acid Urine ; Direct estimation of - in. S. R. Benedict and E. Franke 404. Urine Amino acid nitrogen in normal - ; Colorimetric estimation of. Urine Bismuth in -~ ; Detection of. P. hubry 129. Urine Calcium in __ ; Rapid estimation of. A. T. Shohl and F. G. Pedley 219. Urine Citric acid in ~ by the pentabromo-acetone method ; Quantitative estimation of. W. B. McClure 486. Urine Homogentisic acid in ~ ; Colorimetric estimation of. Urine Sugar in normal human - ; Colori-metric method for the estimation of. 0. Folin and H. Berglund 268. Urine Urea in __ ; Hypobromite estimation of. M. Janet 486. Urine Uric acid in - ; Direct estimation of. S. R. Benedict and E. Franke 404. 0. Folin 309. A. P. Briggs 310. V Vanadic Acid Ammonium phosphomolybdate ; Co-Precipitation of - with.J. R. Cain and J. C. Hostetter 184. Vanadium Iron and - after reduction by hydrogen sulphide ; Estimation of. G. E. F. Lundell and H. B. Knowles 37. Vanadium Steel ; Colorimetric estimation of - in. G. Misson 321. Vegetable Mould Chlorine index and the nitrogen content of -; Relation between the. C. Veil 176. Vegetable Oils and Fats Edible oils and fats ; Nutritive value of. Oil-bearing seeds and crude -. J. C. Drummond and S. S. Zilva, 306. Vegetable Oils Tung oil and other - ; Esti-mation of the acid value of. L. L. Steele and G. G. Sward 177. Vegetable-Tanned Leathers Water-soluble matter in __ ; Estimation of. Chater and Wood-roffe 488. Verona1 Hypnotic derivatives of barbituric acid and its applications ; A reaction of -and R.Fabre 523. Vessels Aluminium __ ; Cleaning. B. Selig-man and P. Williams 493. Villavecchia Reaction Sesame oil in olive oil ; The ~ for the detection of. Vinegar Spurious malt - ; A (Notes). T. R. Hodgson 254. J. Prax 75 INDEX TO VOLUME XLVII. xlix Vitali’s Reaction Cocaine ; - for. P. Hardy, 27. Vitality Seeds ; Biochemical evaluation of the __ of. Vitamin A Fat-soluble factor ~ ; Quantita-tive estimation of the. S. S. Zilva and M. Miura 267. Vitamin A Fat-soluble ~ in relation to plant pigments ; Occurrence of. H. Steenbock and M. T. Sell 267. Vitamin-Activated Fuller’s Earth - Prepa-ration of. A. Seidell 357. Vitamin Antiscorbutic - (-- C) ; Estima-tion of the. H. C. Sherman V.K. LaMer and H. L. Campbell 216. Vitamin B Water-soluble - ; Bacteria as a source of. S. K. Damon 81. Vitamin B Isolation of - ; Experiments on the. A. Seidell 484. Vitamin B Solvent for water-soluble -; Glacial acetic acid as. V. E. Levine E. V. McCollum and N. Simmonds 444. (Vitamin C) Antiscorbutic vitamin ; Esti-mation of the. H. C. Sherman V. K. LaMer and H. L. Campbell 216. Vitamin C Dessicated .orange juice ; Solubility of the antiscorbutic - from. E. B. Hart, H. Steenbock and S. Lepkovsky 357. Vitamin Calcium deposition ; Existence of a ___ which promotes. E. V. McCollum N. Simmonds J. E. Becker and P. G. Shipley 484. Vitamin Content Cod liver oil and its effect upon the - ; Preparation of. J . C. Drummond and S. S. Da Zilva 445.Vitamin Content Honey and honeycomb ; -of. P. B. Hawk C. A. Smith and 0. Bergein, 30. Vitamin Content Indian foodstuffs ; - of some. S. N. Ghose 267. Vitamin Contents Rice by the yeast method : Estimation of ~ of. W. D. Fleming 81. Vitamin Invertase ; Effect of heat upon the antiscorbutic ~ in the presence of. E. Smith and G. Medes 30. Vitamins A and B Milk ; Influence of the diet of the cow upon the quantity of ___ in the. C. Kennedy and R. A. Dutcher 216. Vitamins Foodstuffs for - ; The testing of. J. C. Drummond and A. F. Watson 235. Volatile Acidity Wines containing sulphurous acid ; Estimation of the - of. R. Marcille, 480. Volatile Combustible Matter Pitch coke ; Esti-mation of ~ in. H. E. Lloyd and F. W. Yeager 316. Volatile Mustard Oil Mustard flour ; Estimation of - in.Volatilisation Atropine in toxicological investi-gations; ~ and hydrolysis of. P. Hardy, 482. Volumetric and Colorimetric Analysis Daylight lamp in ~ ; The use of the. W. Singleton, 424. Volumetric Organic Analysis Potassium bromate in -; Use of. T. Callan and J. A. R. Henderson 362. A. NGmec and F. Duchofi 215. E. Luce and A. Doucet 353. Volumetric Solutions Uranium ; Preservation Volumetric Work Cadmium and lead in ___ ; Reductions with. Vulcanised Rubber Free sulphur and the co-efficient of vulcanisation in - ; ‘Estimation of. W. J . Kelly 313. Vulcanised Rubber Sulphur in - ; Estima-tion of. J. W. W. Dyer and A. R. Watson, 448. of -of. 321. W. D. Treadwell 533. W Water Active carbon dioxide and hydrogen-ion J .Water Analysis Abstracts 1922 130 31 1. Water Cherry laurel - ; Distilled. H. Pecker 402. Water Coal mines and the estimation of acidity ; Nature of acid - fsom. W. A. Selvig and W. C. Ratliff 269. Water Hardened fats Absorption of by. K. Brauer 480. Water Hydrogen ion concentration in - by means of indicators without buffer solutions ; Determination of. L. Michaelis 89. Water Meat products especially of those rich in - ; Composition of. E. Feder, 300. Water Metallic copper and its oxides ; Activa-tion of __ by means of R. Wernicke and A. Sordelli 311. Water Nitric acid in drinking - by Mayr-hofer’s method; Estimation of. A. Reuss, 311. Water Soft ~; Action of glass bottles on (Notes). J . F.Liverseege and E. M. Milward, 67. Water-Soluble Vitamin B Source of -; Bacteria as a. Water-Soluble Vitamin B Solvent for -; Glacial acetic acid as. V. E. Levine E. V. McCollum and N. Simmonds 444. Water-Soluble Matter Vegetable-tanned leathers Estimation of in. Chater and Woodroffe, 488. Waterbath Stirring - - Apparatus for. C. H. D. Clark and G. T. P. Tatham 412. Waters Brines and mineral __- ; Estimation of bromide in. C. C. Meloche and H. H. Willard 368. Waters Free and combined carbon dioxide (in -) ; Method for the estimation of. J. A. Shaw 130. Waters Lead ; Action of natural - on. J. C. Thresh 459 500. Waters Natural - ; Hydrogen ion concen-tration of some. J. T. Saunders 130. Wattle Calcium oxalate in Gidgee - ; Occur-rence of.T. Steel 89. Weeds Field- ~ ; The seeds and fruit of certain. J . Greger 487. Weighting Silk ; Rapid estimation of the -of. C. Tondani 178. concentration in the examination of -. M. Kolthoff 311. S. R. Damon 81 1 INDEX TO VOLUME XLVII. Weights Molecular __ by means of osmotic pressure ; Determination of. A. Foix 454. Wheat Gluten. J. Gerum and C. Weizenkleber, 477. Wheat Star& __ ; Characteristics of. T. E. Wallis 516. Whiskey Evaporation of - Alleged (Legal Notes) 475. White Metal Copper lead antimony and tin ; Separation and estimation of Analysis of - A. Kling and A. Lassieur 134. White Pigments - ; Analysis of. M. Lom-bard 91. Wine Elderberry -. J. Prescher and R. Claus 480. Wine Lees - and ~ lees ; Composition of.L. Semichon 302. Wine Lees Lees wine and __ ; Composition of. L. Semichon 302. Wine Tannins and pigments in - Estima-tion of. \V. Fresenius and L. Grunhut, 26. Wines De-Acetification [Dkpiquage] of -. L. Ferrk 401. Wines Sulphurous acid in __ ; Estimation of. Martini and A. Nourrisson 211. Wines Sulphurous acid; Estimation of the volatile acidity of - containing. R. Mar-cille 480. Wood Extract Cinchonine ; Identification of - by means of. Wood Infection and decay of __ and -pulp ; Chemical changes involved during. M. W. Bray and J. A. Staidl 175. Wood Preservative Zinc chloride as -. Report of Committee No. 4-Preservatives. 315. Wood Preservation Creosote for ~ ; Standard specification for. (British Engineering Stan-dards Association.) 7 1. Wood Pulp Infection and decay of wood and - * Chemical changes involved during. M. W. Bray and J. A. Staidl 175. L. De Hesselle 179. Wood Turpentine. C. A. Lambert 406. X X-Rays Mean penetrating power of a beam of - by a new radiochromometric method; Measurement of the. M. de Laroquette 227. Xenon Spectrophotometry ; Estimaton of Krypton and - by. C. Moureu and A. Lepape 272. Xylenol Blue Indicator in chemical and bio-chemical work ; __. as an. A. Cohen 269. Y Yeast Carbon monoxide in blood by means of brewers' ~ ; Spectroscopic detection of. C. Strzyzenski 358. Yeast Invertase activity of - Effect of stimulants upon the. Yeast Method Vitamin contents of rice by the ~- Estimation of. W. D. Fleming 81. Yohimbme Bark. J. Small and F. M. J. Andrews 26 1. Z E. W. Miller,'82. Zamia Starch. Zinc Blende Bacteria ; Attack of minerals by. Oxidation of -. A. Helbronner and W. Rudolfs 307. Zinc Chloride Wood preservative ; - as. Report of Committee No. 4-Preservatives. 315. Zinc Pyrophosphate ; Estimation of - as. D. Balarew 91. zinc ~ ; Volumetric estimation of. E. Monasch 135. Zirconium Tantalum columbium and their mineral associates I. Use of tartaric acid in the analysis of natural tantalocolumbates ; II. Separation of - - from tantalum and from columbium. W. R. Schoeller and A. R. Powell 93. J. F. Clevenger 170. PRINTED BY W. HEFFER AND SONS LTD. CAMBRIDGE ENGLAND