T H E ANALYST: BERTRAM BLOUNT F.I.C. E. RICHARDS BOLTON F.I.C. A. CHASTON CHAPMAN F.I.C. CECIL H. CRIBB B.Sc. F.I.C. BERNARD DYER D.Sc. F.T.C. THE ORGAN OF THE E. HINKS K.Sc. F.I.C. C. A. KEANE PH.D. D.Sc. F.I.C. ARTHUR R. LING F.I.C. P. A. ELLIS IIICHARDS F.I.C. J. AUGUSTUS VOELCKER PH.D. F.1.C Society of Public Analysts and other Analytical Chemists A MON’I‘HLY JOURNAL DEVOTED TO THE ADVANCEMENT OF ANALYTICAL CHEMISTRY lPubIfcatfon Committee: EbltOt JULIAN L. BAKER F. I.C. albett!actorB : J. F. BRZGGS A.C.G.I. H. F. E. HULTON F.I.C. G. C. JONES A.C.G.I. F.I.C. C. A. MITCHELL M.A. F.I.C. tV. P. SKERTCHLY F.I.C. VOL. XLI. 1 9 1 6 TQADE AGENTS : SlMPNN MARSHALL HAMILTON RENT Q CO. LTD. 5 4 6 8 ORANGE STREET LONDON S.W. 1gr INDEX TO VOLUME XLI.TNDEX OF NAMES. Abelmann A. &GIl D1 308 Adams M. Composition of wood turpent-ine 9. Adolph W. H. Estimation of fluorine 16. Agcaoli F. See Brill H. C. and Agcaoli F. Allen E. R. Alt A. D. See Malinckrodt E. and Alt A. D. Anderson R. P. Pipettes especially adapted for use with alkaline pyrogallol 190. Anderson R. P. Reagents for use in gas analysis. 111. Specific absorption of alkaline pyrogallol in various pipettes 183. Anderson R. P. and Rifle J. Reagents for use in gas andpis. 11. Chromous chloride 183. Angus (3. B. Armstrong E. F. E. and Russell E. J. Armstrong H. E. H. and Russell E. J. Amy H. V. and Ring C. H. Colour standards of colorirnetrrc assa,ys 222. Arragon C. Analysis of spices 279. Artis B. Atkins W. R.a. The application of tihe method of constant boiling-point miu-Atkh W. R. G. See Wilson E. G . and Atkins W. 1%. G. Averitt S. D. Separation and. estimation of polysulpliides and thiosulphate in Averitt S. D. See Blumenthal P. L. and Averitt S. D. Ayers S. H. See Thom C . and Ayers S. H. Azzarellc L. Estimation of moisture in resinous woods 389. See Grignard - and Abelmann A. Detection and estimation of nitrites arid nitrates in meats sausages etc., See Davkson B. S. Allen E. R. and Stuttlefield B. M. See Watt H. E. and Angus G. B. See Hall A. D. Armstrong E. F. Armstrong H. E. Keeble, See Hall A. D. Armstmng E. I?. Armstrong H. E. Keeble, Xitrogen c,hlorine and sulptiates in rain and snow 83. t tires to the qualitative analysis of certain mised organic liquids 334.linie.-sulyhur solutions 288. Bach A. Backer H. J. Backer H. J. 315. Bacon W. Bacon W. Bailey C. I€. wheat flour 134. Bailey E. M. Baker J. L. and Hulton H. F. E. means of Fehling 's Solution 294. Balbiano L. Graphitic Acid 51. Barendrecht H. P. Barnebey 0. L. Differentid iodimetry. Estimation of periodates iodrates, New reaction of urine 173. Molecular weights of certain vegetable oils 47. Relationship between the physical and chemical constants of fats, See Bevan E. J. and Bacon W. See also Sindall R. W. and Bacon W. Method for the determinafion of the strength and baking qualities of See Street J. P. and Bailey E. M. The estirna.tion of pentose or pentosans by Simple hydrogen electrode 111. bromates and chlorates in presence of each other 106 i V INDEX TO VOLUME XLI.Bunes J. H. and Singh Arjan. “ Yoli Oil,” a new adulterant of ghee-Indian clarified butter-fat 72. Baumann K. and Qrossfeld J. Estimation of benzoic acid in animal foodstuffs 76. Beal (3. D. and Beebe (I. K. Beal G. D. and Brady E. Estimation of alkaloids by the hydrochloride mebhod, 13’2. Beam W. and Freak Q. A. Improved hsmin test for blood 92. Beebe C. K. Belflt R. W. Bennett A. H. The estimation of potassium in presence of other substances 165. Berry A. J. Bevan E. J. and Bacon W. Bichowsky F. R. Von and Storch H. Improved form of gas-washing bottIe 57. Bigelow W. D. Tin in canned foods 342. Bingham E. C. Schlesinger H. I. and Coleman A. B. Sources of error in Blackman P. Blake J. 0. Blish M.J. Blum W. Blumenthal P. L. and Averitt S. D. Blunck a. Boerner L. Q. Bogert M. T. and Scatchard Q. Bogitch P. See Le Chaklier H. and Bogitch F. Bonnet L. Estimation of essential oils in liqueurs 276. Boughton E. W. Estimation of volatile “ thinner ” in oil varnish 318. Bracewell 0. A. See Richardson F. W. and Bracewell G. A. Brady P. Braudo E. M. Braun J. Von. Benzoyldihydramethylketd hydrazine. A new reagent for galactose 385. Brauner B. Bray U. T. and Elliott F. L. Some new oil-seeds derived from American‘Pdms, 298. Breidahl H. G. D. Hopkins-Cole Reaction for protein 101. Brier J. C. Adulteration of Chinese wood oil 13. Brill H. (I. Salicylic acid reaction of Soya Beans 381. Brill H. C. and Agcaoli F. Philippine Beeswax 341. Brodrick-Pittaxi N.A. Method for detecting the admixture of goat’s milk with cow’s milk 808. Bmoks B. T. Zingiberol A new sesquiterpene occurring in essential oil of ginger, 90. Browning P. E. Qualitative detection and separation of platinum arsenic gold, selenium tellurium and molybdenum 84. Bruckmiller F. W. and Jackson L. E. Modification of Wliipple’s Method of estimating organic nitrogen in sewage 254. Bruhns a. Potmsiurn dichromate as an analytical st%andatrd 347. Bruhns Q. Titrations with oxalic acid using methyl orange as indicator 317. Buckley J- P. Eucklev J. P. Junr. See Holland E. B. Reed J. C. and Buckley J ~ n r . Bnell 116. V. R. Oil of the wild-grape seed (Vitis Riparia) 47. See Beal G. D. and Beebe C. K. Direct estimation of rubber in a compound 215.Valumetric Analysis (Review) 157. The manufacture of chemical filkr-paper 159. viscosity measurement 85. Comparative met.hod for determining vapour densities 24. I. Salivary digestion in w i t y o 248. Digestibility of bred. Proteins of wheat flour and their relation to baking strength 210. Estimation of aluminium as oxide 286. Estimation of thiosulphate sulphur in lime-sulphur solutions by iodine titration 350. Colorimetric method for the detection of potato starch 312. Device for sampling grain seeds and other material 154. Sensitive indicrttor for acidimetry and alkali-metry and for determination of hydrogen ion concentration 315. See Real G. D. and Brady E. See Rakuzin M. A and Braudo E. M. Titrations with permanganate in strongly alkdine solutions 258.See Holland E. R . Reed J. C. and Buckley J. P. See Lenher V. and Ruell M. V. R INDEX fro VOLUME XLI. v Biihn T. Bull H. Burrell 43. A. and Jones 0. W. Estimation of air water-vapour and nitrous oxide in mixtures of these tlhree constituents 318. Burri El. and Thaysen A. 0. Comparative experiments on the Pmtcurisation and biorisafion of milk 10. Burrell Gc. A. and Oberfell 0. 0. Use of copper oxide for fractionation combus-tion of hydrogen and carbon monoxide in gas mixtures 183. See Xirpttl A . aiid Bulin T. Estimation of glycerol in oils as sodium glyoeroxide 343. Cahen E. and Hurtley W. H. Estimation of calcium 28'7. Cain J. E. and Cleaves H. E. Estimation of carbon in steels and irons by direct Calhane D. F. and Lavene H. A. Electrically-Heated bomb furnace 112.Carlbfanti Q. and Scelba BI. Estimation of small quantities of alkaloids 273. Carlinfanti E. Estimation of small quantities of alkaloids 273. Castets J. New reaction of picric acid and ibs applications 144. Chancel F. Chapin It. M. Decomposition of tetrathionates in alkaline sblution as a source Chapin R. M. New methods for analysis of lime-sulphur solutions 184 Chapman A. C. dnnual address of the retiring President 31. Christie A. W. Estimation of phosphorus in plant materials 247. Clapp F. C. Cleaves H. E. See Cain J. R. and Cleaves H. E. Cline M. Paper fibre analysis 15. Coleman A. B. See Bingham E. C. Schlesinger H. I. and Coleman A. B. Coleman D. A. See Kopeloff N. Lint H. C . and Coleman D. A. Collins R. J. and Hanxlik P.J. Colorimetric method for the determination of free formaldehyde and Hexamethylenetetramine 283. Comte -. Cook F. 0. Boron Its absorption and distribution in plants and its effect on growth 137. Cooledge L. H. Agglutination test as a means of studying the presence of Buc-t c r i z i m Abortus in milk 91. Conant J. B. COX A. W. See Savill C. A. and Cox A. W. Cramer W. Cause and significance of an abnormd reaction obtained in testing urine for sugar with Fehling's Solution 95. Cramer W. New test for reducing sugars in urine 97. Oranfield H. T. The effect of feeding on the composition of butter Decorticaked ground nut cake and decorticated cotton cake 336. Oranfield H. T. and Taylor 116. Gc. D. The effect of feeding on the composition of milk and butter Dried yela& and decorticated cotton meal 240 Crawford F.M. See Schoch E. and Crawford F. M. Cruem W. V. and McNair J. B. Investigations on fruit jellies 205. Curtman L. J. and Daschavsky P. 286. Cusmano A. Daish A. J. DWUS P. Daschavsky P. Daudt H. W. Effect of ammonium chloride upon ferric and aluminium hydroxides combustion in oxygen at high temperature 218. Estimation of zinc by electrolysis 187. of error in certain iodine fitrations 150. Non-Spattering wash-bottle 323. Colour reaction of croton oil 275. See Kelley G. L. and Conant J. B. Study of the silver arsenate test for arsenic, See Liberi G . Cusmano A. Marsiglia T. and Zay C. See Davis W. A Daish A. J. and Sawyer G. C. An adiabatic calorimeter 320. See Curtman L. J. and Daschavsky P.during ignition 16 vi INDEX TO VOLUME XLI. Davis W. A. Estimation of carbohydrates. V . The supposed precipitation of reducing sugars by basic lead acetate 382. Davis W. A. Studies of the formation and translocation of carbohydrates in plants. Davis W. A. Davis W. A. and Prescott J. A. Loss of phosphoric acid during fusion with ammonium fluoride 388. Davis W. A. and Sawyer G. 0. Studies of the formation and translocation of carbohydrates in plant@. 111. The carbohydrates of the leaf and leaf-stalks of the potato 94. Davis W. A. Daish A. J. and Sawyer 0. 0. Studies of the formation aiid translocation of carbohydrates in plants. I. The carbohydrates of the man-gold leaf 02. Davisson B. S. Davisson B. S. Allen E. R. and Stuttlefleld B. M. Aeration method for ammonia 386.DenigBs G. General reaction of alkaloids containing a phenolic group (morphine, cupreine adrenaline etc.) 343. Denigbs G. Micro-Reactions of carbon disulphide 12. DenigBs G. New test for isothiocyanates 14. Deuss J. J. B. Amount of stalk in tea 78. Dhommde R. Estimation of albumin in urine 173. Dittler E. and Graffenried A. Von. Estimation of tungsten by Fieber s Method. Data G. Dott D. B. Dover 116. V. and Marden J. W. Comparison of the relative efficiency of laborn-tory reflux condensers 352. DOX A. W. and Plaisance G. P. Comparison of barbituric acid thiobarbituric acid and malonylguanidine as quantitative precipitants for furfural 384. Drogin I. and Rosanoff M. A. Debection and estiimtation of halogens in organic compounds 148.Drummond J. C. Volumetric estimation of total sulphur and sulphates in szmall quantities of urine 96. Dudley H. W. Dunstan A. E. and Thole F. B. A Senior Experimental C.hemistry (Review), 353. Dyer D. C. Eckstein H. C. Edgar (3. Estimation of vanadic acid after reduction by metallic silver 290. Edga G. Rapid method for the estimation of copper and iron 181. Edwards A. Ehrlich J. Elledge H. U. and Isherwood J. J. of soap and soap-alkali mixtures 352. Elliott F. L. See Bray G. T. and Elliott F. L. Ellis R. H. Potash in banana stalks and skins 211. Elsdon G. D. Note on human milk 74. Enell H. Engfeldt N. 0. Enale W. D. and Gustavson R. G. Eoff J. R. Espenhahn E. V. Ewers E. 11. The dextrose-laevulose ratio in the mangold 93. Use of enzymes and special yeasts in crtrbohydrafe analysis 138.Volumetric estimation of nitrites 349. Separation of tin from tungsten 351. See Fachini S. and Dorta G. Estimation of tannin 52. Quantitative estimations of glyoxalase in blood 91. Progressive oxidation of cold-storage butter 377. See Grindleg H. S. and Eckstein H. C. The estimation of benzenle and toluene in commercial mixtures 250. Surface tension measurements of ?solutions Estimation of alcohol in the presence of phenol 212. Volumetric estimation of cadmium and zinc 82. Detection of acetone by Frommer’s Test 80. Estimation of sulphur in spent oxide 150. Volumetric estimation of cobalt 386. See Hartmann B. G. Eoff J. R. and Inqle M. J. Estimation of starch in raw potatoes 136 INDEX TO VOLUME XLI.vii Fachini S. and Dorta G. Oil from the fruit of the Canadian vine 309. Palk K. G. and Sugiura K. Comparative study of aeratIon and heat distillation in the Kjeldahl Method for the estimation of nitrogen 186. Fazi It. de. New reaction of aldehydes 250. Fellenberg T. Von. Colorimetric determination of cinnamaldehyde in cinnamon, 274. Fellenberg T. Von. Colorimetric determination of vanillin in vanilla 280. Pendler Q. Rinck’s Method for the detection of methyl alcohol 316. Pendler Q. and Stuber W. Estimation of caffeine in coffee 88. FeITIUi F. Fich$er F. and Osterwalder R. Precipitation of magnesium salts by ammonium Field A. L. See Fieldner A. C. and Field A. L. Pieldner A. O. and Field A. L. Method and furnace for the determination of Fiske 0.H. Estimation of urea in urine by the urease method 79. FormanGk 0. Pouque G. Francis C. K. and Smith 0. 0. Determination of the gelatinising temperature of starches by means of a thermo-slide 248. Francis F. Geake F. H. and Roche J. W. Determination of the concentra-tion of hydroxyl ions 22, Frsngois 116. Detection of glycerides by the magenta-sulphurous acid reagent 141. Freak Gc. A. See Beam W. and Freak G. A. Frederick R. 0. Estimation of carbon dioxide in air by Haldane’s Apparabus 105. Frost W. D. Rapid method of counting bacteria in milk 48. Furman 14. H. Rapid estim&ion of iron in presence of organic substances 82. carbonate 319. the softening temperature of coal ash under fuel-bed conditions 16. See Knight G. W. and FormaniSk G. Device for subliming and weighing small quantities of iodine 322.See McCay L. W. and Furman N. H. Uawallowski A. Geake F. H. Ghme T. P. Uivens M. H. Modification of nose’s Method for the estimation of pepsin 49. Ulenny A. T. and Walpole 0. S. Detection and concentration of antigens by ultrafiltration pressure diaJysis etc. with special reference to diphtheria and tetmus toxins 137. Gooch F. A. Representative Proaedures in Quantitative Chemistry (Review) 191. Gorini C. Resistance of non-sporing bacteria in milk to the action of heat 381. Uothe F. Properties of honey diastase 312. Gothe F. The enzymes of honey 312. Uraefe H. Graffenried A. Von See Dittler E. and Graffenried A. von. Greenish H. G. TR.Zicroscopica1 methods with special reference to the examina-UrifEfhs-Jones E.Grignard - and Abelmann A. Simultaneous estimation of carbon hydrogen, Urimmer W. Peroxidase Reaction in milk 341. Grimmer W. Peroxydase reaction in milk 172. Grindley H. S. and Ecksbin H. C. The non-protein nitrogenous constituents of Grindley H. S. and Slab lK. E. Estimation of the amino-acids of feeding-Groll T* M. Presence of ureese in Soya beans 140. Urossfeld J. Modification of Mohler’s Reaction for benzoic acid 07. Estimation of tannin in tanning materials 52. See Francis F. Geake F. H. and Roche 5. W. See Singh P. and Ghose T. P. Analysis of copper-aluminium-zinc alloys 106. tion of drugs 195. and mercury in organo-mercuric compounds 98. See Hogan G. and Griffiths-Jones E. feeding-stuffs 277. stuffs by the Van Slyke Method 46 INDEX TO VOLUME xLr.. Vlll Grossfeld J. See Baumann K. and Grossfeld J. Guignard L. Detection and estimation of hydrocyanic acid in beans 380. Gupta C. M. Vocabularj- of Indian Medicinal Substances and Drugs (Review), 326. Gustsvson R. 0. Hager G. and Kern J. Estimation of dicyanodiamide in calcium cyanamide by Cnro’s Method 346. HiSgglund E. Analysis of acid calcium bisulphite solutions 256. Hall A. D. Armstrong E. F. Armstrong H. E. Keeble E. and Russell 16. J. Sttzdy of plant enzymes; particularly with relation to oxidation. Test for dis-tinguishing dextrose and levulose 249. Hanzlik P. J. See Collins R. J. and Hanzlik P. J. Harding V. O. and Warneford F. H. S. and ammonium salts 283. Harris J. B. Hartman M. L. Hartman M. L. Hartmann B. G.Eoff J. R. and Ingle M. J. Estimation of tartaric acid 216 Hartwagner F. Hassler J. W. Hatos U. Hatschek E. *4n Introduction to the Physics and Chemistry of Colloids (Review), 194. Hatschek E. See Willows R. S. and Hatschek E. Hayes H. C. and Lewis G. W. New form of viscosimeter 391. Haynes M. H. Heiduschka - and Heinich -. Estimation of the amount of offals in the flour Heinich -. Hepworth T. C. Hersey C. B. Comparison of methods for the estimation of casein in milk 203. Hill D. V. Separation of potassium and sodium by the use of aniline perchlorate Hilpert S. Solubility of naphthalene in ammonia 142. Hoeaig A. Reduction of ferric salt solutions and titration of the reduced solu-Hogan G. and Griftiths-Jones E. Hogan G. SeePappel A. andHogan G. Holde D.The examination uf hydrocarbon oils and of saponifiable fats and waxes Holland E. B. Reed J. C. and Buckley J. P. Junr. Estimation of stearic acid Holland E. B. Reed J. C. and Buckley J. P. Improved methods for fat Homberger A. We and Munch J. C. Quantitative estimation of morphine in Hulett G. A. Hulton H. F. E. Hurtley W. H. Hutin A. Estimation of free sulphur in antimony SuIphide pigments 109. Incze 0. Estimation of copper in commercial copper sulphate 52. Ingb H e A manual Of oils resins and paints. See Engle W. D. and Gustavson R. G. Ninhydrin Reaction with amino-acids See Meade G. P. and Harris J. B. Detecbion of tungsten 320. Qualitative and quantitative analysis of tungsten 289. See Vanino L. and Hartwagner F. See Wickenden L. and Hassler J.W. See Schick P. and Hatos G. See Newcomb E. L. and Haynes M. H. of cereals 133. See Heiduschka - and Heinich -. See Mitchell C. A. and Hepworth T. C. and the subsequent estimation of the sodium 55. tions with permanganate 54. Fat of Egyptian buffalo milk 307. (Review) 60. in butter fat 209. analysis 252. the various organs when injected into cats and rabbits 342. See Swanson A. A and Hulett G. A. See Cahen E. and Hurtley W. H. See Baker J. L. and Hulton H. F. E. Vol. I. Analysis and valuation. Wit.h diagrams by the author and J. A. L. Sutcliffe (Review) 25 INDEX TO VOLUME XLL 1x Ingle M. J. Irvine J. C. IshBrwood J. J. Issoglio G. See Hartmann B. G. Eoff 6. R. and Ingle M. J. Apparatus for filtration under reduced pressure 111.See Elledge H. G. and Isherwood J. J. Analysis of rancid fats 304. Jackson L. E. Jaenpretre J. James C. James H. W. See Bruckmiller F. W. and Jackson L. E. Use of the iodic acid-starch reaction in the examination of wine and vinegar 379. See Willand P. S. and James C. Estimation of toluene Applica.tion of the method to benzene and _ _ xylene 144. Jamieson 0. S. Jarrell. T. D. Volumetric estimation of tin by potassium iodate 239. Perclilorate and grnvimetric cobalti-nitrite methods for determina-tidn of potash 83. quantitative analysis 222. ticularly in naturd waters 255. -Jodidi S. L. and Kellogg E. H. Johnson M. 0. Johnston J. Jones F. B. Jones G. W. Jordan S. analysis and composition of some cigarette papers 345. General app1ic:tbilit.y of the paper pulp filter to Estimation of carbonic acid combined and free in solution par-See Spielmann P.E. and Jones 3'. B. See Burrell G. A. and Jones G. W. Estimation of small quantities of hydrocyanic acid 253. Kay S. A. and Newlands S. H. Kay S. A. and Newlands S. H. Keeble E. XeHey a. L. and Conant J. B. Kelley 0. L. and Conant J. B. Kellogg E. H. Kern J. Ken R. H. Kirpal A. and Biihn T. Bstimation of the methosy group in compounds con-Klostermann M. and Opitz H. Estimation of phytostmol in vegetable oils 317. Klostermann M. and Scholtx K. Detection of saccharin and its estimation 309. Knapman F. 0. W. and EandalI E. L. Estimation of ferro- and ferricyanides Knapp A. W. Simple method of determining the melting-points of fats etr,.58. might 0. W. and Formanbk Gc. Estimation of cane sugar in condensed milk 132. Knight G. W. and Lincoln C. T. Estimation of methyl and ethyl alcohol in ICnocke A. Kohn-Abrest E. Kopeloff N. Lint H. C. and Goleman D. A. Sepaxation of soil protozoa 11. Kraemer H. Scientific and Applied Pharmacognosy (Review) 227. meis H. neisinger H. and Ovitz F. K. Sampling and analping Flue h s e s (Review) 229. Krieger A. KUI~Z R. Estimation of cakicun and magnesium in Estimation of hardness of natural waters and See Hall 9. D. Armstrong E. F. Armstrong H. E. Keeble E., Vse of diphenylglyoxime as indicator in the natural waters 221. the use of methyl red as an indicator 220. and Russell E. J. Electrometric tihration of vanadium 108. volumaetric estimation of nickel by Erevert 's Method 348.See Jodidi S. I,, and Kellogg E. H. See Hsger G. arid Kern J. Detection o€ aracliidic acid 381. taining sulplzur 253. in the presence of cyanides and thiocyanates 253. spirit varnishes 14. See Vaubel W. and Knocke A. Detection of picric acid in urine and viscera 313. Detection of wtificial colours in wines 380. Estimation o€ citric acid in milk 378. Testing the purity of turpentine 34'7 X INDEX TO VOLUME XLI. Langworthy C. F. and Milner R. D. Iniyroved respiration calorimeter for use in esyeriinents wit11 ~iian 49. Langworthy C. F. tmd Milner R. D. Bespirtition calorimeter partly autoniatic, for t.lie study of met.abolic activity of small magnitude 890. Lavene H. A. Le Chatelier H. and Bogitch F. Estimation of carbon in steel by Eggert-z Le XOY G.A. Lenci E. Lenher V. arid Buell M. V. It. Lenher V. and Meloche C. C. potatwiurrr yermangauate 82. Lenher V. and Truog E. Lenher V. Lewis B. W. Leys A. Liberi Q. Cusmano A. Marsiglis T. and Zay C. Presence of copper in Lincoln 0. T. Lind S. G. Methods for the determination of radiiiiii. 11. The emanation Lindet L. Estimation of fat in cream 277. Lint H. C. See Koploff N. Lint H. C. and Coleman D. A. Long J. H. Possible source of error in colorimetric observations 153. Long J. H. Simple cell for the determination of hydrogen ion concentration 188 Losanitch Ab. S. New safety valve 223. Lovibond J. W. Light and Colour Th.eories (Review) 291. Lowenstein A. and Vollersten J. J. Effect of free fatty acids upon the ffash arid Lowy A.Automatic pipette 321. Luce E. Lunge B. See Cdhane D. F. and Lavene H. A. Method 218. I)etection of free chlorine in town service waters 18’2. Rapid arid exact nietlrod of estimating alkaloids in cinchona bark ‘78. Studies of soap solutions 311. Volumetric estimation of cerium by means of Estimation of silica 219. See Rosenberg I,. and Lenher V. See Hayes H. C. and Lewis G. W. Dserentiation and valuation of erytlirosiii and Berigal Rose 99. tomatoes and tomato preserves 379. method 56. See Knight G. MT. and Lincoln C. T. fire points of animal fats and oils 14. Estimation of gum in the officinal syrup of gwn 340. Technical chemist’s handbook Tables and mtethods of analysis for nlttnufiictufiers of Inorganic Chemical Products (Review) 396.Maass 0. XacDonnell C. C. See Roark R. C. and MacDonnell C. C-. XacFadden A. W. J. 1914-15 154. MacFarlane N. C. See Siiell J. F, MacFarlane N. C. aiid Van Zoeren G . J. XacMichael R. F. Direct-Reading viscosimeter 24. Malinckrodt E. and Alt A. D. Estimation of small amounts of alcohol and water. in ether 342. Xsllinson H. C. Manley 0. H. The densities and refractive indices of the Leamington Spa water; 267. Mann E. W. Southall’s Materia Medica (Review) 265. Maquenne L. Action of cane-sugm on alkaline copper solutions 12. Maquenne L. Comparative actions of cane sugar and invert sugar on alkaline-Maquenne L. Estimation of reducing sugars in presence of an excess of cane Maquenne L. Presence in industrial sugars of reducing sugars other than invert.sugar 180. Marcille,.R. Estimation of the iodine value of essential oils 276. Automatic vacuum pump 59. Report on the work of inspectors of foods for the year Estimation of soluble nitrocellulose in guncotton 214. copper solutions 178. sugar 179 INDEX TO VOLUME XLI. xi Marden J. W. Marden 3. W. Marotts D. Marsiglis T. Mazzaron A, McOay L. W. and Furman N. H. McIlhiney P. C. McKie P. V. McKillop M. 355 McNair J. B. Meade 0. P. and Harris J. B. Mediager P. Meloche (3. C. Mendel L. B. Meunier J. Middleton A. R. and Miller H. L. Miller H. L. Miller J. Milner R. D. Milroy T. H. process 95. Mitchell C. A. Mitchell 0. A. and Hepwoth T. C. MOM K. aonnier A. Moor C. Q. and Partridge W. Morgan J. S. TAaborator,y circulating pump 23.Morris J. L. New salt of uric acid and its application to the analysis of uric mid Moses A. J. Tables for the determination of gems and precious or ornamental Moses D. V. See Plaisance G. P. and Moses D. V. Muller 3. A. Analysis of a mixture of alkali sulpliides thiosulphtltes and Xulliken S. P. A Metliod for tlie Identification of Pure Organic Compouiids. Munch J. C. Mumy B. L. Electrolytic determination of bismuth in bismuth /3-naphthol 204. Mumy B. L. Electrolytic determination of mercury in mercury oleates 204. Murray B. L. Electrolytic determination of mercury in mercury salicylates 204. Muttelet C. F. Estimation of essential oils (essences) in liqueurs 275 and 305. Neidle M. Newcab E. L. and Haynes M. H. Hyoscyarnus cultivated in Minnesota 70.Newington F. H. Estimation of free alkali in soap 88. Newlands S. H. See Kay S. A . and Newlands S. H. Heat of brominution of fats and oils 176. See Dover M. V. aud IkZarden J. W. Casein and its technical application 383. See Liberi G . Cusmano a. Marsiglia T. and Zay C. New method of andysing oils 135. Use of hydrofluoric acid in separation of some heavy metals from tin antimony tungsten and molybdenum by means of the electric current 149. Unit of viscosity measurement 223. See Orton K. J. P. and McKie P. V. Food Values What they are end how to calculate them (Review), See Cruess W. V. and XcNair J. R. Gravimetric estimation of reducing sugars in Detection and estimation of very small amounts of phosphoric acid, See Lenlier V. and Meloche C.C. Changes in the Food-Supply and their Helation to Nutrition (Re-Detection of srriall quantities of selenium and its distinctioii from See Middleton -4. R. mid Miller H. L. Estimation of dissolved oxygen in water. 222. See Luiqworthy C. F. and Milner R. D. Reaction and calcium content of milk as fttctors in the coagulation Iuks Tlieii. Composition nnd Mtinufacture, cane products 247. especially in water 20. view) 398. arsenic 389. Detection of nickel in cobalt salts 548. Vinegar Its Mtitiufticture and Examination (Review) 324. Review) 220. Estimation of the fat content of dried wliole milk 378. Use of titanium tricliloride in volumetric analysis 260. *lids to Bacteriology (Review) 354. and phenol 282. stones without injury to the specimen 18.dithionates 104. (Vol. 11. ) (Review) 392. See Homberger A. W. and Munch, J. C. Temperature effect in dialysis and a simple rapid dialyser 291 xii INDEX TO VOLUME XLI Norris J. 3'. Nowak C. A. Oberfell G. G. Okada S. Okada S. Olig A. Opitz H. Orton K. J. P. *and McKie P. V. itccttal 143. Osterwalder R. Ostwald W. Ovi-tz F. K. Paglini O. and Silbermann B. Palitzscb S. tion o€ the concentration of livdrogen ions in sea-water 387. Palmer L. S. and Thrun W. E. oleomargarine and bntter 278. Pappel A. and Hogan G. Partridge W. Passerini N. Pellet H. Estimation of lead as lead sulphite 257. Pellet H. Yeast preparation for we in the estimation of crystallisable sugar by Pertusi C. Action of magnesium on the sulphides of tin antimony a.nd arsenic 19.Pettijohn E. Pfeffer 0. Precipitation of cholesterol and phytosterol bF digitonin 317. Phillips S. B. Pierlot -. Analysis of saffron 278. Pinnow J. Distribution co-efficients and velocity of extraction of certain organic Pinnow J. See Wolfrum L. and Pinnow J. Pisani P. Piva A. Plaisance U. P. and Moses D. V. Plaisance 0. P. Plimmer R. H. A. Analysis of proteins. Plimmer R. H. A. Practical Organic arid Bio-Chemistry (Review) 118. Pontio -. Popa D. E. Estimation of iodine and bromine in saline wakers 184. Popp M. Estimation of citrate-soluble phosphoric acid in basic slag by the iron Porter H. C. and Ralston 0. 0. Potter R. S. and Snyder R. S. Potter R. S. and Snyder R. S. Powell A. R. Prescott J. A. Pritchard P. P. Puxeddu E.b Esperinientul Organic C1iemistr.y (Heview) 86. Sew Metliod of determining the proteolytic streiigtli of germinated grtiiri i n teclinical analysis Acid Rtitio 10. See Burrell C;. *I. tind Oberfell G. G. Optimal conditions for the proteoclastic action of taka-ditistase %I. Optirrial reaction for pepsin 281. See Klostermann M. and Opitz H. Detection of pliybsterol by precipitation with digitonin 317. Estimation of mistures of parncetddehyde mid l'iansliited by M. H. See Pictiter Y. and Osterwalder R. -4 Hand-Hook of Colloid Chem.istry (Review). See Kreisinger H. and Ovitz 12. I<. Fjscher 353. Estimation of thiophen in benzene 102. Vse of solutions of borax and boric acid in the colorimetric estima-Detection of natural and artificial piginenhs in Composition of Egyptian buffalo milk 307.See Moor C. Cr. and Partridge W. Valuation of nitrogenous compounds in feeding-stuffs 878. inversion 381. See Sidener C. F. and Pettijohn E. A rapid method for the estimation of fat in powders 122. acids 80. New method of estimating fluorine 218. Direct estimation of carbon monoxide in miutmes containing unsatarated Simple device for regulating pump used in I. Estimation of Arginine by decom-hydrocarbons 1 41. exhaust-ing a vacuum oven 263. See DOX A. W. and Plaisance G . P. position with alkali 285. Analysis of. textiles 81. citrate method 186. Some properties of the water in coal 314. Arnin0-~4cid nitrogen of soil 48. Estimation of nitrates in soil 20. See Schoeller W. R. and Powell A.R. See Davis W. -4. and Prescott J. A. See Reeve C. S. and Pritchard F. P. Reducing action of phenylhydrazine on certain metallic oxides 101 . lNDEX TO VOLUME XLI. X l l l Rahhit Jitendranath. Rakuzin M. A. and Braudo E. M. Ralston 0. C. Bandall E. L. Randall E. L. RaSmUSSen H. B. Reckleben H. Redfern E. L. Reed J. C. Reed J. C. Reeve C. S. ;tnd Pritchard F. P. Reif 0 Reutter L. Reutter L. Richards P. A. L. Richards P. A. E. Richardson 0. Richardson F. W. and Bracewell 0. A. Richter V. von. Riffe 3. Ring C. H. Roark R. C. and MacDonnell C. C. Roberts 0. C. Robertson G. S. Robertson P. W. Robinson W. 0. Roche J. W. Rocques X. Rocques X. Rodt V. Rogemon H. Ronnet L. Rosanoff Nf. A. Raenberg L. and Lenher V. Rosenheim M.C. Russell E. J. Russell 0. A. Russell G. A. Rutley F. Sac& J. H. Estimation of acet.one in presence of ethyl alcollol 245. Adsorption of aqueous solutions of pepsin by alumina 79. See Porter H. C. and ltalston 0. (1. Estimation of Prussian blue in spent oxide 142. See Xnapman 3’. G. W. and Handall E. L. Rsiimation of pliosyliorus liydride 55. Estimatioii of nicotine in tobacco and tobttcco extracts. A critical examination of methods 208. Analysis of non-alcoliolic lemon land orange extracts 200. See Hollttnd E:. R. Heed J. C. and Huckley J. P. Scle Holland E. R . Reed J . C . and Buckley J. I). Jum. New penetration needle for use in testing bituminous mad,erials 190. Estimation of methyl alcoliol in ethyl alcohol 100. (’omposition of embalming agents used by the Incas 203.-C’omposition of Roman pomlade 171. 4ncient Irish oak 303. Note on a specimen of ancient Russian oak 169. “ Pormolite ” reaction of Nastukoff as applied to oil residuals and Analysis of waxes with special reference Organic Cliei~~istt~y or tlio Cliernistrj. of t:ie Carbon Compounds natural asplialts. 212. to beeswax and ~ v o o l - w ~ ~ x 89. ( R8evim-) 193. See Anderson It. P. and Riffe J. See ,-\rn~. H. V and Ring C. H. Reduction of arsenic to the arsenious state 1))- ciiproiis cliloride and estimation of arsenic by distillation as trichloride 217. Zeiss Butyro-Refractometer Tlie conversion of scale-readings to ~ef~’i~ctive indkes 376. Solubilit- of mineral pliospliates in citric acid solution 148.Sirnultancous estimation of carbon and halogen by tlie chromic Cornparim11 of metliods for est’imution of pliosphates in soils 187. ticid method 1 4 0 . See Francis F. Geake 17. H. and Roche J. W. Elstirnation of essential oils (essences) in liqueurs 306. Estimation of essential oils in vermouth 89. Dlettermination of very srnall quantities of water in alcohol b j means of Action of normil and h s i c lead acetate on t-lie sugars witli remtlrks tlie c ~ i t i c d solution tempehture 316. on Rubner’s Test for dextrose find lactrose 102. Estimation of essential oils (essences) in vermouth 306. Analvsis of soap powders 310. Coloiir Renctiori for “ osycliolesterol ” 283. See Dropin T . find Hosnnoff M. A. See Hall A . D Armstrong E. F. Armstrong H. X. Keelole E., Resins in hops from various geographic localities 47.Volatile oil of Eiithnrnin Cnrol~ninncc (I,.) Gwenc 281. Comparison of the permanganate met#hods for the estimation of and Russell E. J. Elements of Mineralogy (Review) 327. required oxygen in water analysis 221 xiv INDEX TO VOLUME SLI. Sadtler S. S. Lutes and cements 262. Saillard E. Salamon 116. S. Salkowski E. Behaviour of met.als towards certain acids conhining hydrogen Salter a. M. R.apid metliod for accurate determination of total carbon in soils 282. Sslvadori E. Defection of cadmium 147. Salvadori E. Use of ammonium nitrate in estimating the calorific power of lignites, 344. Sammet C. F. New Colorimeter 261. Sander A. Titration of thiosulphates in the presence of sulphides and the estima-tion of thiosulphates in the presence of sulphites bisulphites and sulphides 85.Sander A. Volumetric est.imation of thiosulphate in the presence of sulphite 320. Sam 0. A. and COX A. W. Viscosity of oils in the Redwood and Ostwald V~SCCJ-meters 112. Sawyer G. B. Sawyer G. C. Sawyer G. C. Scalione 0. 0. Scatchard a. Scelbs M. Scherpenberg A. L. Van. Seed kernels of Pseudo-phmnix Vinifera BCCCCLT~ 282. Schick P. md Hatos Q. Methyl red as an indicator in the estimation of nicotirie Schlesinger H. I. See Bingham E. C. Schlesinger EL. I. and Colenmn A4. B. Schmidt C. L. A. Large fat extractor 189. Schoch E. and Crawford F. M. Schoeller W. R. and Powell A. R. Scholes S. R. Scholta K. Schorger A. W. Seaton M. Y. and Sawyer Q. B. Selch E.Selecter I. Shipley J. W. Shorter S. A. Researches on t-he detergent action of soap 171. Sidener 0. F. and Pettijohn E. Estimation of aluminium 318. Silbermann B. Sindall R. W. and Bacon W. Methods of analysing vegetable parchments 101. Singh Arjan. See Barnes J. H. and Singh Arjan. Singh P. and ahme T. P. Sinkinson E Washing precipitates by mechanical means 390. Sircar A. C. Method of estimating the amount of Beasoning of teak wood 213. Slater X. E. See Grindley H. S. and Slater M. E. Smith H. L. Note on the melting-point of salicylic acid and a test for the presence Smith W. Estimation of seIenium in sulphur 21. Snell J. F. Analysis of maple products (V.) 207 ; (VII.) 306. Action of cupric solutions on cane sugar. Estimation of invert sugar in presence of cane sugar 51.peroxide 257. Sampling and analysis of beeswax 76. See Seaton M. Y. and Sawyer G. B. See Davis W. A. and Sawyer G . 0. See also Davis W. A. Daish A. J. and Sawyer G. C. Volahile oil of Cdycanthus Occidentalis 309. See Bogert M. T. and Scatchard G. See Carlinfaati C. and Scelba M. by Toth’s Method 308. Electrolytic estimation of silver in solutions of silver chloride in ammonia 350. On the alkalimetric estimation of certain divalent metals in the form of tertiary phosphates with especial reference to the volumetric determination of cobalt and nickel 124. Note on the identification of trivalent manganese in glass 54. See Klostermann M. and Scholta K. Oils of the Conifera. V. The leaf and twig and bark oils of I. Molecular weights of Incense Cedar 177.vegetable oils 254. Varnish analysis. Ignition of ferric oxide in the gravimetric estimation of iron 54. Apparatus for fat extraction 22. Sodium pyrogallate as reagent for estimation of oxygen 849. See Paglini O. and Silbermann B. Use of nickel hydroxide in tannin estimation 102. nara-hydroxvbenzoic acid 3 INDEX TO VOLUME XLI. X \-Snell J. P. and Zoeren G. J. Van. *4nalysis of Maple products. V I I I . Applica-tion of the conductivitr and volumetric basic lead tests to maple sugtLr 208. Snell J. P. MacParlane N.C. and Van Zoeren G. J. Andysis of n q l e products. VI. Volumetric basic lead acetate test for purity of maple syrups 207. Snyder R. S. Spica 0. L. Spielmann P. E. and Jones F. B. Analysis of benzol first-runnings 344.Spielmann P. E. and Wheeler E. G. Analysis of commercial benzols 174. Spiro K. New reaction of hydrogen peroxide 54. Stacy 0. E. New colour reaction for does 75. Stein M. F. Water Purification Plants and their Operation (Review) 158. Stomh H. See Bichowsky F. R. von and Stmch H. Storm C. G). Analysis of ex losives permitted in America 346. Street J. P. and Bailey E. $d . Carbohydrates and enzymes of the SoFa bean 9. Stuber W. See Fendler G. and Stiiber W. Stuttlefield B. Ab. Sugiura K. See Falk K. G. and Sugiura K. Swanson A. A. and Hulett G. A. Estimation of gases dissolved in waters and Swen 0. Method of mechanica.1 soil analysis 23. Sxeberenyi P. Est.imation of a,lcoliol in ether 50. See Potter It. S. and Snyder H. S. Estimation of the degree of bolting of flour 305.See Dawisson B. S. -411en E. R. and Stuttlefield B. M. effluents 1'7. Tamaru S. Taylor 116. G. D. Thaysen A. C. Thole P. B. Thorn C. and Ayers S. H. Thompson H. L. Analysis of Spirit of peppermint 277. Thornton Jum. W. M. The separation of thorium from iron with the aid of the Thrun W. E. Tilgner M. Estimation of total hardness (in waters) by potassium palmifate 351. Tingle A. Tingle A. Tingle J. B. and Tingle A. Rapid method for converting scrap platinum into Tognoli E. TiSnius W. Tomssian G. Rapid approximate assay for lead 219. Tmg E. Methods for the estimation of carbon dioxide. Truninger E. Analysis of crude calcium cyanamide 383. Tong E. Methods for the estimation of carbon dioxide. Tsakalotos D. E. Tsujimoto M.Highly unsaturated hydrocarbon in shark liver oil 38.5. Tsujimoto M. Hydrogenated Chrysalis Oil 345. Tunmann 0. Analysis of Rhamnus barks 379. Turner B. B. Chemical composition of Oscilluria prolifica 280. Turner W. A. Estimation of vanadium by cupferron 261. Tuttle J. B. Estimation of barium carbonate and barium sulphate in vulcanised Tuttle J. B. See Waters C. E. and Tuttle J. R. Calorimetric measurements at high temperatures 110. See Cranfield H. T. and Taylor M. G . D. See Burri R. and Thaysen A. (3. See Dunstan A. E. and Thole F. B. Effect of pasteuristihion on mould spores 210. ammonium salt of nitrosophenylhydroxylamine (" Cupferron ") 2S8. See Palmer L. S. and Thrun W. E. Detection of nitrates in ihe presence of organic matter 107. See Tingle J.B. and Tingle A. chloroplatinic acid 109. Reattivi e R,eazioni (Review) 356. Preparation of diphenylaminesulphuric acid reagent 314. New form of absorption New form of absorption Physical and chemical characters for the identification of tower adapted to the titximetric method 58. aspirin 340. rubber goods 215 XVl INDEX TO VOLUME XLI. Uchida S. Van Scherpenberg A. L. Van Zoeren GI. J. New dip electrode 153. Van Zoeren GI. J. See Snell J. F. and Van Zoeren G. J. Van Zoeren 8. J. See also Snell J . F. R.llacFarlane N. C. and Van Zoei~eii G. J. Vmino L. Vanino L. and Hartwagner F. Iodimetzic estimation of gold 819. Vaubel W. and Knocke A. Heliaviour of antimony stains or deposits towards Vollersten J. J. Some Japanese essential oils 88. Seed kernels of Y s e u d o - p l ~ ~ ~ t i x ViniJ’crn Bcccari 282.Borax and metallic borates 52. h y pochlorit e solution 147. See Tmvenstein A. and Vollersten J. J . Waddell J. Wagemann K. Wallis T. E. Walpole 0. S. Walpole G. S. Ware E. E. Warneford F. H. S. Wasicky R. Sensitive colour reaction for atilopine hyoscyamine and scopo-lamine 45. Wasicky R. and Wimmer C. Estimation of shell in ground cocoa 46. Wastenson H. Estimlaltion of silver in protein preparations 349. Waters C. E. and Tuttle J. B. tit a tive estimation 205. Watt H. E. and Angus 0. B. Weaver E. K. Weber H. C. P. Webster J. Excretion and secretion of salvarsan and neo-salvaraan 231. Weinziel J. Simple test for Bacillus sporogenes in milk and water 48. Welch J. M. and Weber H.C. P. Separation of Met.als of tlie Tin Group in Welwart N. Estimation of tin in tin ashes 259. West R. M. Estimation of moisture in syrups by the calcium carbide method 186. Wheeler E. G. White B. S. Colorimetxic mehhod for the determination of copper and iron in pig lead lead oxides and lead carbonate 58. Whiton L. C. Estimation of Benzol in coke-oven gas by Burrell’s Vapour Apparatus 313. Wickenden L. and Hassler J. W. Rapid method for comparing the decolorising efficiency of charcoals 256. Willand P. S. and James C. Willows R. S. and Hatschek E. Surface tension and surface energy and their ir fluence on chemical phenomena (Review) 120. Wilson E. G. and Atkins W. R. Gc. Estimation of reducing sugars by Henddl’s Eclution and tlie construction of a table indicating the reducing power of laevulose 285.Wimmer 0. Winge 0. Estimation of moisture and bitter principles in hops 6. Winkler L. W. Estimation of bromine and iodine in the presence of chlorides 104. Winkler L. W. Water analysis 151. Winter 0. B. 11Iodification of McCrudden’s Method for calcium for estimation of calcium and strontium in presence of phosphoric acid and a small amount of iron 287. The volumetric estimation of lead 270. Estirnakion of nickel with dimethylglyoxime 83. Collodion membranes for ultrafiltrahion and pressure dialysis 152. See Gleiiny A. T. and Walpole G . S. &uantit.ative Microscopy 357. Optical dispersion of Chinese wood oil as an index of purity 170. See Harding V J. and Warneford F. H. S. Qualitative tests for gum arabic and its quan-Fat of Nux Vomica 135.Colorimetric estimation of acetylene 97. See Welch J. I!!. and Weber H. C. P. Qut$litfttive Analysis 258. See Spielmann P. E. and Wheeler E. G. Separation of erbium from yttrium 257. See Wasickj- R. and Wimmer C INDEX TO VOLUME XLI. xvii Winton A. L. Microscopy of Vegetable Foods (Review) 393. Witljey W. H. Wolfrum L. and Pinnow J. Ester acids of lemon juice 305. Woodman A. 0. Food amlysis. Wright A. M. Wright C. H. W U ~ ~ S L. Analvsis of alumininm and its alloys 181. Typical methods and interpretation of results Composition and nutritive value of mutton and lamb 134. Determination of the specific gravity of fixed oils in the t.ropics 213. (Review) 228. Analysis of mixed and spentl acids 103.Zay C. Zlat-ff A. Zoeren Q. J. Van. New dip electrode 153. Zoeren (3. J. Van. See Snell J. F. and Zoeren G. J. Van. Zoeren U. J. Van. See also Snell J. F. MacFarlane N. C.,.and Zoeren G. J. Van. Zschiegner H. -4ccurate end-point. in volumetric estimation of sulphur in steel 220. See Liberi G Cusmaiie A. Marsiglia T. and.Zay C. Composition of the fruit of Cicer Arietinum L. (Chick Pea) 304 xviii INDEX TO VOLUME XLI. INDEX OF SUBJECTS. Absorption Tower Carborl dioxide; Methods for the esthation of. New form of Abstracts of Papers Published in Other Journals 6 45 76 88 132 171 203 247, Acetal Paracetaldehyde and -; Estimation of mixtures of. K. J. P. Orton and Acetone Ethyl alcohol ;Estimation of- in presenw of. Jiteiidranatli Htllrstiit. 245. Acetone Frommer’s Test; Detection of - by.Acetylene Colorimetric estimation of -. Acid Calcium Bisulphite Solutions Andysis of -Acid Ratio Germinated grain in technical analysis ; k w method of determining the C. A. Nowak 10. Acidimetry Hydrogen ion concentration ; Sensitive indicator for - and alkali-Acids Hydrogen peroxide ; Behaviotlr of metals towards cerhin - containing , Address Retiring President; Annual - of the. Adiabatic (ralorimeter - ; An. Adrenaline Slkaloids containing a phenolic group (morphine cupreine - etc. } : Aeration Kjeldahl Method for the estimation of nitrogen ; Comparative study of Aeration Method *4mmonia ; - for. B. S. Davisson E. R. Allen and B. M. Agglutination Test Bacterium abortus in milk; - as a means of studying the Air - water-vapour and nitrous oxide in mixtures of these three constituents ; Air Carbon dioxide in - bp Hddane’s Apparatus; Estimation of.R. C, Albumin Urine ; Estimation of - in. Alcohol Ether ; Estimation of - in. P. Szeberdnyi 50. Alcohol Etlier ; Estimation of small amounts of - and water in. Alcohol Ethyl - ; Estimation of acetone in presence of. Alcohol Ethyl -; Estimation of methyl - in. G. Reif 100. Alcohol Methyl - in Ethyl -; Estimation of. G. Reif 100. Alcohol Methyl -; Rinck’s Method for the detection of. AIcohd Phenol ; Estimation of - in the presence of. Alcohol Spirit varnishes; Estimation of methyl and ethyl - in. G. W. Knight Alcohol Water in - by means of the critical solution temperature ; Defermina-Alcohol Zingiberol A new sesquiterpene - occurring in essential oil of ginger, adapted to the titrimetric method.E. Torug 58. 273 304 340 and 377. P. V. McKie 143. N. 0. Engfeldt 80. E. K. Weaver 97. E. Hagglund 256. proteolptic strength of -. met-ry and for determination of. E. Salkowski 257. M. T. Bogert and G. S c s t c b d 315. 31. F. Danills 320. General reaction of. G. Denigbs 343. and heat distillation in the. K. G. Fdk and K. Sugiura 186. Shuttlefield 386. presence of. Estimation of. Frederick 105. L. H. Cooledge 91. G. A. Burrell and G. W. Jones 318. R. DhommQe 173. E. lllalinckrodt Jitendrsnath Raksllit, and ,4. D. Alt 342. 245. G. Fendler 316. J. Ehrlich 212. and C. T. Lincoln 14. tion of very small quantities of. B. J. Brooks 90. V. Rodf 316 INDEX TO VOLUME XLI.xix Aldehydes Reaction of -; New. A1kal;i Proteins ; Analysis of. I. Estimation of arginine by decomposition wit-h R. H. A. Plimmer 285. Alkali Soap ; Estimation of free - in. Alksli Sulphides Mixture of - tliiosulphates and dithionates ; Andysis of a. J. A . Muller 104. Alkalimetric Estimation Certain divalent metds in the form of tertiary phosphafes ; On the - of with especial reference to the volumetric determination of cobdt and nickel. Alkalimetry Acidimetry and - and for determination of hydrogen ion concen-trrttion; Sensitive indicator for. Alkaloids l'llenolic group (morphine cupreine adrenaline. etc. ) ; General reaction of _.- containing a. Alkaline Copper Solutions Cane sugar and invert- sugar on - ; Comparative actions of. L. Maquenne 178.Alkaline Copper Solutions Cane sugar on -; Action of. Alkaline Pyrogallol Gas analysis ; Reagents for use in. 111. Specific absorption of - in various pipettes. Alkaline Pyrogallol Pipettes especially adapted for use with -. R. P. Anderson, 190. Alkaloids Cinchona bark ; Rapid and exact method of estimating - iu. E. Lenci 78. Alkaloids Hydrochloride Method ; Estimation of - by the. G. D. Beal and E. Bradg 132. Alkaloids Sinall qmntities of - ; Estirriation of. C. Carlidanti and at. Scelba, 273. Alkaloids Sinall quantities of - ; Estimation of. E. Carlinfanti 273. Alloys Aluininium and its -; Analysis of. Alloys Copper-aluminium-zinc - ; Analysis of. Aloes Colour reaction for -; A new. Alumina Pepsin by -; Adsorption of aqueous solutions of.Aluminium Alloys ; Analysis of - and its. Aluminium and Ferric Hydroxides Ammonium chloride upon - during ignition ; Aluminium Estimation of -. Aluminium Oside; Estimation of - as. America Explosives permitted in -; Analysis of. American Palms Oil-seeds derived from -; Some new. G. T. Bray amd F. L. Amino-Acid Nitrogen Soil ; - of. Amino-Acids Ninhvdrin reaction with - and ammonium salts. V. J. Hardirig and F. 13. S. Warneford 283. Amino-Acids Van S1yke Method; Estimation of blw - of feeding-stuffs by the. H. S. Grindley and M. E. Slater 46. Ammonia Aeration method for -. B. S. Davisson E. R. Allen and B. M. Stuttlefield 386. Ammonia Naplithalene in -; Solubility of. Ammonia Silver in solut-ions of silver chloride in - ; Electrolytic Estimation of.Ammonium Carbonate Magnesium salts by -; Precipitation of. F. Fichtaer and Ammonium Chl'olride Ferric and aluminium hydroxides during ignition ; Effect of R. de Il'azi 250. . F. H. Nemington 88. W. R. Schoeller and A. R. Powell 124. M. T. Bogert and G. Scatchard 315. G. Denigbs 343. L. Maquenne 12. R. P. Anderson 183. W. H. m7ithey 181. H. Graefe 106. C. E. Stacey 75. M. A. Rakuzin and E. M. Rraudo 79. Effect of. W. H. Withey 181. H. W. Daudt 16. C. F. Sidener and E. Pettijohn 318. W. Blum 286. C . G. Storm 346. Elliott 298. R. S. Potter and R. S. Snyder 48. S. Hilpert 142. E. P. Sclioch and F. M. Crawford 350. R. Osterwalder 319. - upon. H. W. Daudt 16 xx INDEX TO VOLVME XLT. Ammo~am Fluoride Phosphoric acid during fusion with - ; Loss of.w. -4. Ammonium Xitrate Lignites ; t-se of - in estimating the calorific power of. R. Ammoiium Salt Thorium from iron with +he aid of the - of nitrosophenjd-W. M. Thornton Junr., V . J . Harding E. B. Holland J. C. Reed and J. P. Dtivis and J. A. Prescott 388. I i~ 1 Y rtdd 344. 11~-droxyl~mine (" Cupferron ") ; The separation of. 288. Ammonium Salts -4inino-acids and - ; Ninhvdrin reaction with. tind F. H. S. Warneford 283. Analysis Fat -; Improved methods for. Huckley 252. Analysis Titanium trichloride in volumetak -; Vse of. Analyls Varnish -tmd G. B. Sawyer 254. Analytical Standard PoOassium dichromate as an -. Aniline Perchlorate Potassium and sodium by the use of -; Separation of and Animal Fats and Oils Flash and fire points of -; Effect of free fatty acids upon Animal Foodstuffs Benzoic acid in - ; Estimla,t.ion of.K. Baurnmn and J. Antigens DiF litheria and tetanus toxins ; Detection and concentration of -- b)-A. 1'. Glenny Antimony Heavy metals from tin - tungsten and molybdenum by means of L. W, Antimony Stains Hypochlorite solution ; Beliaviour of - or deposih towards. W. Antimony Sulphide Pigments Free sulphur in - ; Estimation of. A. Hutin 109. Antimony Sulphides of tin - and arsenic; Action of magnesium on the. C!. Apparatus etc. Abstracts 22 " 7 8 5 110 152 188 222 261,291,320,352 and 390. Approximate Assay Lead ; Rapid - for. Aqueous Solutions Pepsin by alumina ; Adsorption of - of. M. A. Rakuein tllld Arachidic Acid Dehction of -. Arginine Proteins; Analysis of.I. Estimation of - by decomposition witli Arsenate Test Arsenic; Study of the silver - for. L. J. Curtman and P. Arsenic Arsenious state by cuprous chloride an$ estimation of - by dis6llation R. C . Roark and C. C. B'LacDonnell, Arsenic Platinum - gold selenium tellurium and molybdenum ; Qualitative Arsenic Selenium ; Detection of small quantities of and its distinction from. -. Arsenic Silver arsenlaie test for - ; Study of the. L. J. Curtman and P. A. Monnier 260. I. Molecular weights of vegetable oils. M. Y. Seaton G. Bruhns 347. the subsequent estimation of the sodium. the. Grossfeld 76. ultrafiltration pressure dialysis etc. with special reference to. and G. S. Walpole 137. the electric current; Use of hpdrofluoric acid in separation *of some.McCay and N. H. Furman 149. Vaubel and -4. Knocke 147. D. V. Hill 55. A. Lowenstein and J. J. Vollersten 14. Pertusi 19. G. Torossian 219. E. 3f. Rraudo 79. R. H. Kerr 381. alkali. Daschavsky 286. as trichloride; Reduction of - to the. 217. detection and separation of. J. Meunier 389. Daschavsky 286. R. H. A. Plimmer 285. P. E. Browning 84. Arsenic Sulphides of tin antimony and -; *4ction of magnesium on the. C. Pertnsi 19 INDEX TO \’OLUMX XLI. S X l Arsenious State Arsenic to the - l ) ~ cuprous chloride ; Reduction o f and t’s tiiiia-R. C. Roark and C. C. MticDon-H. Kreis 380. tion of arsenic by distillat.ioii as tricliloride. riell 217. Artificial Colours Wines ; Detection of - in. Ash C,oal - under fuel-bed conditions ; Method and furnace for the determiria-Ashes Tin in tin -; Estimation of.Asphalts Oil residuals and natural - “ Formolite ” reaction of Nastukoff as applied to. C. Richardson 212. Aspirin Identification of - ; PIi>.sical and chemical cliaracters for the. I?. E. Tsakalotos 340. Atmospheric Pollution Investigatioii of - ; Committee for the. First Report: April 191-1 to March 1915 113. Atomic Weights International -. Atropine Colou~ reaction for - hyoscyamine and scopolamine Sensitive. Automatic Pipetie. A. Lowy 321. Automatic Vacuum pump. Bacillus Sporogenes Milk and Water ; Simple test for - in. Bacteria Heat ; Resistance of nm-sporing - in milk to the action of. C. Gorini 381. Bacteria Milk; Rapid method of counting - in. Bacteriological Physiological etc.Abstracts 9 48 91 135 172 21 0 248 280, 312 and 380. Bacterium A b o r h s .- Milk; ,Igglutinaticm Testl as a means of studying the pres-ence of - in. Baking quaIities Wheat-flour ; Method for the determination of Mie strength and Baking Strength Proteins of wheat flour and their relations to -. 11.1. J. Blisli, Banana Stalks Potash in - and skins. Barbituric Acid E’urfural ; Comparison of - thiobarbituric acid and in:ilonj 1-W. Dos and G. P. Plaisance 384. Barium Carbonate TTulcanised rubber goods ; Estimation of - and barium sul-Barium Sulphate R’ubber goods ; Estimation of barium carbonate and - in vul-Bark Alkaloids in cinchona - ; Bapid and exact method of estimating. E. Bark Oils C o n i f ~ w ; Oils of the. V. The leaf and twig and - of Incense Cedar.Barks Rhamnus -; Analpsis of. Basic Lead Acetate Carbohydrates Estimation of -. V. The sqqose’d p-cipi$ation of reducing sugars b ~ - -. Basic Lead Acetate Sugars with remarks on Rubner’s Test for dextrose and lac-b s e ; Action of normal and - on the. H. Rogerscm 102. Basic Lead Acetate Test Jtaple products 14nalysis of. VI. Volumetric - for purity of maple syrups. J. I:. Snell N. C. MacFarlane and G. J. van Zoeren, 207. Basic Lead Acetate Tests Maple products ; Analysis of. VIlI. Application of the conductivity and volumetric - to maple sugar. J. F. Snell and G. J. van Zoeren 208. Basic Slag Cityate-soluble phosphoric acid in - by t.he iron citrahe method ; Esti-mation of 11. Popp 186. tion of the softening temperature of.A. C. Fieldner and -4. L. Field It;. N. Welwart 259. 1916 1. R . STasicky 45. 0. Mhass 59. J. Weinziel 48. mT. D. Frost 48. 1,. H. Cooledge 91. of. C. H. Bailey 134. 21 0. R. H. Ellis 211. guitnidine as quantitstiv’e precipitants for. phiitre in. canised. J. B. Tuttle 215. Lenci 78. A. W. Schorger 177. J. R. Tuttle 215. 0. Tunmann 379. W. A. Davis 382 X X i i INDEX TO VOLUME XLI. Bssic Slag Fluorspar oii the solubility of - in citric wid solutions; Influencc Bean Soya -; Carbohydrates and Enzymes of the. J. P. Street and E. M. Beans Hydroc3;ttnic acid in -; Detection and estimation of. L. Guignard 380. Beans Soya - Prestme of urease in. Beans Soya -; Stilicylic acid reaction of. Beeswax Philippine -. Beeswax Sampling and analysis of -.Beeswax Waxes with special reference to - rind u-ool-was ; Anulysis of. F. 11:. Richardson m d G. A. Bracewell 89. Bengal Rose Erytlirosin and -; Differentiation and valuation of. A. Leys 9‘3. Benzene Commercial mixtures ; T’lie estimation of - and toluene in. 3. Benzene Thiophen in -; Estimation o’f. 0. Yaglini and B. Silbermlann 102. Benzene ‘I‘oluene ; Estimation of Application of the method to - trnd xylene. Beaxoic Acid Animal foodstuffs ; Estimation of - in. K. BIIUI~CLTII~ and J. Bmoic Acid R;lohle~’s Hettction for -; Modificittion of. B e ~ o l Coke-oven gas by Rurrell’s Vapour Apparatus ; Estimakion of - in. B e ~ o l Pirst-runnings; Analysis of -. I?. E. Syielmamn and F. B. JuneB 344. Baals Commercial -; Analysis of. P. E. Spielmanii and E.G. Wheeler 174. Benxoyldihydromethylketol Eydrarine - . A new reagent for galactose. J . von Braun 385. Biorisation Milk ; Comparative experiments on the Pasteurisation and - of. H . Burri and A. C. Thaysen 10. Bismuth P-Haphthol Bismuth in - ; Electrolytic determination of. B. L. Murray 204. Bisulphites Sulphites - and sulphides; Titration of thiosulphstes in the pres-ence of sulphides and thhe estimation of thiosulphaks in t,he presence of. A . Sander 84. Bituminous Materials Testing -; New penetration needle for use in. C. S. Reeve and P. Pritchard 190. Bitter Principlee Hops ; Estimation of moisture and - in. Blood Crlyoxalase in - ; Quantitative estimations of. Blood Haemin test for -; Improved. Bolting Flour; Estimation of the degree of - of.C. I,. Spice 305. Bomb Furnace Electrically-Heated - D. F. Cdhane and H. A. Lavenc 112. Borates Borax and metallic -. Borax Hydrogen ions in sea-water; Use of solutions of -- and boric acid in the S. Palitzsch 387. Borax Metallic borates; - and. Boric Add Hydrogen ions in sea-water; Use of solutions of borax and - in tllt: Boric Acid Law Report. Haigh v . Aerated Bread C!omp,any, Borneo Tallow IIlip6 Nuts and the sources of -. Boron Plants ; - Its albsorption and distribution in and its effect on growtl~. Ro~wdl.in &!errata Resin of -; Turpentine oil and. Bottle Gas-wasliinq - ; Improved form of. F. R. von Bicliowsky and H. of. G. S. ltobertson 148. Bailey 9. 1’. 31. Uroll 140. H. C. Brill and F. Agcaoli 341. H. C. Brill 381. &I. S. Sahmon 76.Edwards 250. H. W. James 144. Grossfeld 76. L. C. Whiton 813. J. Grossfeld 97. 0. Winge 6. H. W. Dudley 91. W. Beam and G. -4. Freak 92. TA. Vanino 52. colorimetric estimation of the concentration of. L. Vanino 52. colorimetric estimation of the concentrrition of. Ilimited 156. k’. C’. Cook 137. StOl.~I~ 57. S. Palitzsch 387. - in cream. 7. 8 INDEX TO VOLUME XLI. xxiii Bread. 1)igestibility of -. Bromates Differential Iodimetiy. c.lilorates in presence of each other. Bromination Fats and oils ; Heat of - of. Bromine Chlorides ; Estimation of - and iodine in the presence of. Bromine Iodine and - in saline waters; Estimation of. Buffalo Milk Egyptian -; Composition of. Buffalo Milk Egyptian -; F a t of. Burrell’s Vapour Apparatus Benzol in coke-oven gas by - ; Estimation of.Butter Cold-storage -; Progressive oxidation of. Butter Fat Gliee-Indian clarified - “ Poli Oil,” a new adulterant of. J. H. Butter Fat Stearic acid in -; Estimation of. E. B. Holland J. C. Reed and Butter Feeding on the composition of - ; The effect of Decorticated ground nut Butter Milk and -; The effect of feeding on the composition of Dried yeast Butter Oleomargarine and - ; Detection of natural and artificial pigments in. Butyro-Refractometer Zeiss - ‘l’he conversion of scale-readings to refractive I. Salivary digestlion in citro. J. C. Blake 248. Estimation of periodates iodates - and 0. L. Barneber 106. J. W. Marden 176. L. W. Win kler 104. D. E. Popa 184. G. Hogan and E. Griffiths-Jones 307.A. Pappel and G. Hogan 307. L. C. Whiton 313. D. C. Dyer 377. Barnes and Arjan Singh 72. J. P. Buckley Junr. 209. cake and decorticated cotton o d e . and decorticated cotton meal. L. S. Palmer and W. E. Thrun 278. indices. C. C. Roberts 376. H. T. Cranfield 336. H. T. Cranfield and M. G. D. Taylor 240. Cadmium Detection of -. Cadmium Zinc ; Volumetric estimation of - and. Caffeine Coffee ; Estimation of - in. Calcium Bisulphite Solutions Acid - ; Anldysis of. Calcium Carbide Method Syrups by the -; Estimation of moisture in. R. %I. Calcium Content Factors in the coagulation process ; Reaction and - of milk as. Calcium Cyanamide Crude - ; Xiialysis of. Calcium Cyanamide Dicyanodiamide in - by Caro’s Method; Estimation of. Calcium Estimation of -Calcium McCrudden’s Method for - ; Modification of for estimation of -and strontium in presence of phosphoric acid and a small amount of iron.0 B. Winter 287. S. A. Kay and S. H. Newlands 221. R. Salvadori 344. R. Salvadori 147. H. Enell 82. E. Hagglund 256. G. Fendler and W. Stiiber 88. West 186. T. H. Milroy 95. E. Truninger 383. G. Hager and J. Kern 346. E . Calien and W. H. Hurtley 287. Calcium Natural waters ; Estimation of - and magnesium in. Calorific Power Lignites ; Use of ammonium nitrate in estimating the - of. Calorimeter Adiabatic - ; An. Calorimeter Man ; Improved respiration - for us’e in experiments with. F. Danills 320. C. E. Jlttn,oworthp and R. D. Miher 49. :iutornatic for th2 study of. Calorimeter Metabolic activity of small magnitude ; Respiraition - paxtly C.F. Langworthy and R. D. Rlilner 390. Calorimetric Measurements High temperatures ; - at. Ca1ycanthu.s Occidentali.9 Volatile oil of -. Canadian Vine Fruit of the -; Oil from the. Cane Products Reducing sugars in - Gravimetric estimation of. S. Tamaru 110. C. C. Scalione 309. S. Fschini and G. Dorta 309. G. P. Meade and J. H. Harris 247 XXlV INDEX TO VOLUME XLI. on. L. Maquenne 12. Cane Sugar Alkaline copper solut~ions ; Action of ~ Cane Sugar - and invert sugar 011 alkaline copper solutions ; Comparative actions of. I,. Maquenne 178. Cane Sugar Condensed Milk ; E:stimatioii ot - in. G . W. Iiniglit aiid G. F(II*-manBk 132. Cane Sugar Cupi-ic solutions on - Action of. Estiiiiation of invert su:.ul.in presence of -. Cane Sugar Reducing sugars in presence of an excess of -; Esti1mtioii of. L. Maqueilne 179. Canned Foods Tin in -. Carbohydrate Arialgsis; Use of enzyries and special ;-easts in -. W. A . D a v k , 138. Carbohydrates Ihtimiition of - . V. The supposed precipit:ttion of rcduciiig sugars by basic lead acetate. W. A. Davis 382. Carbohydrates Plants ; Studies of tlie formation and traiislocatioii of - i l l . T. : The - of the mangold leaf. IFT. A. Davis A. J. Dais11 and G. C’. Sam-\ei0 92. Carbohydrates Plants ; Studies of the formation and translocation of - in. T I . : The dextrose-lawulose ratio in the mangold. W. A. Davis 93. Carbohydrates Plants ; Studies of the formation and translocation of - in. 111. : The - of the leaf and leaf-stalks of the potdadto.IT7. 9. Davis and G . C’. Sawyer 94. Carhobydrates Soya Bean ; - and enqmes of tlie. J. P. Street airid E. 11. Railcj- 9. Carbon Cliromic acid method ; Simultaneous estimation of - arid halogen by the. P. W. Robertson 140. Carbon Dioxide Estimation of -; Metliods for the. New form of absorption tower adapted to tihe titrimetric method. Carbon Dioxide Haldane’s Apparatus ; Estimation of - in air hy. R. C . Frederick 105. Carbon Disulphide Micro-Reactions of -. Carbon Monoxide Hydrogen and - iii gas mixtures; Use of copper oxide for Carbon Monoxide 3Iixtures cont~ainiiig iuisaturated hydrocat.bo~is ; Direct estiiiia-Carbon Organo-mercuric compounds ; Simultaneous estiniation of - hFdrogen, Carbon Soils ; Rlapid method for acewatt.deterinination of total - in. R. 31. Carbon Steel by Eggertz 3letliod; Estiuiation o f - in. €1. Le Cliatelier and Carbon Steels and irons bx direct combustion in oxygen at high temperatures; Carbonic Acid Natural waters; Estimation of - combined and free in solution, Carob Method Dicyanodiamide in calciuin cyanamide by - ; Estimntion of. Casein Milk; Comparison of methods for the estimation of - in. C. B. Hersey, Casein Technical applications ; - and its. cats Morphine in the various organs when injected into - and rabbits ; Qu:~ll-titative estimatioii of. Cedar Conifem; Oils of tlie. V. The leaf and twig niid Fork oils of Incense -. -4. TN. Schorger 177. E. Saillard 51. W. D. Bigclow 342. E. Torug 58. J. Denigh 12. fractionation combustion of.G. -4. Hurrell and G. G. Oberfell. 183. tion of - in. and mercury in. Salter 282. 3’. Bogitcli 218. Estimation of. particularlj- in. J. Johnston 255. G. Hager and J. Kern 346. 203. A . Piva 141. Grignard and A. AbtAlmann. 98. J. R. Cain and H. E. Cleaves 218. D. n/llarotta 383. A. W. Homberger and J. C‘. Munch 342 INDEX TO VOLUME XLI. XXV Cell Hydrogen ion concentration ; Simple - for the determination of. Cements Lutes and -. S. S. Sadtler 262. Cereals Flour of -; Estimation of the amount of offals in the. Heiduschktt and Cerium Potassium permangannte ; Volumetric estimation of - by means of. Charcoals Decolorising efficiency of -; Rapid method for comparing the. L. Chemical Composition Oscillaria p ~ o l i f i c a ; - of.Chemical Constants Fats; Relationship between the physical and - of. (Chick Pea) Cicw Arietinum L - ; Composition of the fruit of. Chinese Wood Oil Adulteration of -. Chinese Wood Oil Index of purity; Optical Dispersion of - as an. Chlorates Differential Iodimetry. Chlorides Bromine and iodine in the presence of -; Estimation of. Chlorine R'ain and snow; Nitrogen - and sulphates in. B. Artis 83. Ohlorine Town service waters; Detection of free - in. Chloroplatinic Acid Scrap platinum into - ; Rapid method for converting J. R. Cholesterol Digitonin ; Precipitation of - aad phytosterol bj7. 0. Pfeffer 317. Chromic Acid Method Carbon and halogen by the -; Simultaneous estimation Chromous Chloride Gas analysis ; Reagents for use in. R. P. Ander-Chrysalis Oil Hvdrogenated -.M. l'sujimoto 345. Cker A.r.ietirLunL L. Fruit of - (Chick Pea) ; Composition of the. A. Cigarette Papers Some - ; Analysis and composition of. Cinchona Bark Alkaloids in - ; Rapid and exact method of estimating. Cinnamaldehyde Cinnamon ; Colorimetric determination of - in. Cinnamon Cinnamaldehgde in - ; Colorimetric determination of. Circulating Pump Laboratory -. Citrate-Soluble Phosphol'ic Acid Basic slag by the iron citrate method ; Estimation Citric Acid Milk; Estimation of - in. Citric Acid Solution Mineral pliospliates in -; Solubility of. G. S. Robertson, Citric Acid Solutions Basic slag in - ; Influence of fluorspar on the solubility Coagulation Process Factors in the -; Reaction and calcium content of milk Coal Ash Softening temperatime of - under fuel-bed conditions ; PIIethod m d Coal Water in -; Some properties of the.H. C. Porter and 0. C. Ralston 3314. 3 . IT. Long 188. Heinich 133. V. Lenher and C. C. Meloche 82. Wickenden and J. W. Hassl'er 256. B. B. Turner 280. H. J. A. Zlathroff, Backer 315. 304. J. C. Brier 13. E. E. Ware, Estimation of perioda,tes iodates bromates, 11. W. 176. and - in presence of each other. Winkler 104. 0. L. Barnebev 106. G. A. IJe Roy 182. Tingle and A. Tingle 109. of. P. W. Robertson 140. son and J. Riffe 183. H. -ZlatAroff 304. S. Jordan 345. 3:. T. von I'el-T. von Fel-Lenci 78. lenberg 274. lenberg 274. J. S. Morgan 23. of - in. M. Popp 186. R. Kunz 378. 148. of. G. S. Robertson 148. as. T.H. Milroy 95. furnace for the determination of th,c. 9. C. Fieldnw and A . 1,. Field 16 XXVi INDEX TO VOLUME XLI. Cobalt Alkalimetric estimation of certain divalent metals in the form of tertiary pllospllates witti especial reference to the volumetric determination of -and nickel; On the. Cobalt Volumetric eqtimatioii of - W. D. Engle and R. G. Gustavson 386. Cobalti-Nitrite Methods Potash ; Perchlorate and gravimetric - for de termina-T. D. Jarrell 83. Cocoa Shell in ground -; Estimation of. Co-efficients Organic acids ; Distribution - and velocity of extraction of certain. Coffee Caffeine in -; Estimation of. Coke-Oven Gas Renzol in - by Burrell's Vapour Apparatus ; Estimation of. Cold-Storage Butter Oxidation of -; Progressive. Collodion Membranes Ultrafiltration and pressure dialysis ; - for.Colorimeter New -. Colorimetric Assays Colour standards for -. H. V. Arnj- and C. €1. Ring 222. Colorimetric Method CoppeE and iron in pig lead lead oxides and lead carbonate. Colorimetric Method Potato starch ; - for the detection of. Colorimetric Observations Error in -; Possible source of. Colour Reaction for aloes; A new -. Colour Reaction €or atropine hposcpamine and scopolamine ; Sensitive -. Colour Reaction for " Oxycholesterol. " Colour Reaction of croton oil. Colour Standards of colorimetric assays. Colours Wines ; Detection of artificial - in. Combustion Carbon in steels and irons by direct - in oxygen at high tempera-Comparative method Va,pour densities ; - for determining. P. Blackman 24. Compound Rubber in a -; Direct estimation of.Concentration Hydrogen ion -; Simple eel1 for the determination of. J. H. Long 188. Concentration Hydrogen ions in sea-water ; Use of solutions of borax and boric acid in the colorimetric estimation of the - of. S. Palitzsch 387. Condensed Milk Cane sugar in -; Estimation of. G. W. Knight and G. For-mangk 132. Condensers ReEa4tive efficiency of laboratory reflux - ; Comparison of the. M. V. Dover and J. W. Mard'en 352. Conductivity and Volumetric Basic Lead Acetate Tests Maple products ; Analysis of. J. F. Snell and G. J. van Zoeren 208. Con<fe?*ce .- Oils of the - . V. The leaf and twig and bark oils of Incense Cedar. A. W-. Schorger 177. Constant Boiling-Point Mixtures Organic liquids The application of the method of - to the qualitative analysis of certain mixed.Constants Physical and chemical - of fats; Relationship between the. H. J. Backer 315. Copper-Aluminium-Zinc Alloys Analysis of -. H. Graefe 106. Copper Commercial - sulphate ; Estimation of - in. G. Incze 53. Copper Iron; R.apid method for the estimation of - and. Copper Oxide Hydrogen and carbon monoxide in gas mixtures ; Use of - for ITT. R. Schoeller and A. R. Powell 124. tiori of. R. Wasicky and C. Wimmer 46. J. Pinnow 80. G. Fendler and W. Stuber 88. L. C. Whiton 313. D. C. Dyer 377. G. S. Wal-pole 152. C. F. Sammet 261. R . S. \Vhitte 53. G. Blunck 312. J. H. Long 153. C. E. Stacep 75. R. Wasicky 45. M. C. Rosenheim 284. Comte 275. H. V. Arny and C. H. Iting 222.H. Kreis 380. J. R. Cain and H. E. Cleaves 218. tures ; Estimation of. R. W. Belfit 215. VIII. Bpplication of the - ts maple sugar. W. R. G. Atkins 334. G. Edgar 181. fract.ionation combustion of. G. A. Burrell and G. G. Oberfell 18 INDEX TO VOLUME XLI. xxvii Copper Pig lead lead oxides and lead carbonate; Colorimetric method for the Copper Solutions Cane sugar on alkaline -; Action of. Copper Solutions Cane sugar and invert sugar on alkaline - ; Comparative Actions of. L. Maquenne 178. Copper Sulphate Copper in commercial -; Estimation of. Copper Tomatoes lamd tomato preserves ; Presence of - in. G. Liberi A. Cusinalno T'. Marsiglia and C. Zay 379. Corn Kaffir - ('' Dari ") from South Africa. Cotton Cake Butter; The effect of feeding on the composition of Decorticated ground nut cake and decorticated -.Cotten Meal Milk and butter; The effect of feeding on the composition of. Dried yeast and decorticated -. COW'S Milk Goat's milk with -; Method for detecting the admixture of. N. A, Brodrick-Pit t ari 308. COWS Law report. Quality of milk. The feeding of ~ Hunt v. Richardson. 224. Cream F a t in -; Estimation of. Cream Law Report. Haigh v. Aerated Bread Company, Limited 156. Critical Solution Temperature Water in alcohol by means of the - ; Deterrnina-tion of very small quantikies of. Croton Oil Colour reaction of -Crystallisable Sugar Inversion ; Yeast preparation for use in the estimation of -by. H. Pellet 381. ( " Cupferron ") Ammonium salt. of nit~rosophenylliydrosylamine - ; The separa-tlion of thorium from iron with the aid of the.Cupreine Alkaloids containing a phenolic group (morphine - adrenaline etc. ) ; General reaction of. Cupric Solutions Cane sugar; Action of - on. Estimation of invert sugar in presence of cane sugar. E. Ssillard 51. Cuprous Chloride Arsenic by distillation as trichloride ; Reduction of arsenic to the arsenious state by - and estimation of. R. C. Roark and C. C. MacDonnell, 217. Cyanides Ferro- and ferricyanides in the presence of - and thiocyanates ; EsGi-mation of. determination of - andironin. B. S. White 53. L. Maquenne 12. G. Incze 53. 8. H. T. Cranfield 336. H. T. Cranfield and M. G. D. Ta.ylor 240. L. Lindet 277. Boric acid in -V. R d t 316. Comte 275. W. M. Thornton Junr. 288. G. Denigds 343.I?. G. W. Knapman and E. L. Randall 253. 4 6 Dafi 'Pe . Kaffir Corn (-) from South Africa. 8. Decolorising Eaciency Cha.rcoals ; Rapid method for comparing tlhe - of. 1,. Densities Learningt-on Spa water ; The - and refractive indises of the. C. H. Densities Vapour - ; Compaxative method for determining. P. Blackman 24. Deposits Antimony stains or - towards hypochlorite solution ; Behaviour of. Detergent Action Soap; Researches on the - of. S. A. Shorber 171. Dextrose-Laevulose Ratio Carbohydrates in plants ; Studies of the formation and 11. The - in the niangold. W. A. Davis 03. Dextrose Plant enzymes ; particulnrlv with relation to oxidation ; Study of. (Test A. D. Hall E. F. Armstrong H. E. Dextrose Sugars with remarks on Riibiier's Test for - and lactose ; Achion of Dialyser Dialj-sis and a simple rapid -; Temperature effect in.Rf. Neidle 291. Wickenden and J. W. Hassler 256. Manley 267. W. Vaubel and A. Knocke 147. translocation of. for distinguishing - and laevulose.) Armstrong E. Keeble and E. J. Russell 249. normal and basic lead acebate on t.he. H. Rogerson 102 xxviii INDEX TO VOLUME XLI. Dialysis Ultrafiltrtition aiid pressure - ; Collodion membranes for. Diastase Honey -; l’roperties of. Dicyanodiamide (’iilciurn cyanamide by Caro’s Metliod ; Estimation of - in. G. Hager and J. Kern 346. Digestibility Bread ; - of. Digitonin Cholesterol and phytosterol by -; Precipitation of. 0. Pfeffer 317. Digitonin Phytosterol by precipitation with -; Detection of. Dimethylglyoxime Nickel with -; Estimation of.Dip Electrode New - . Diphenylamine-Sulphuric Acid Reagent Preparation of -Diphenylglyoxime Nickel by Frevert’s Method; Use of - as indicator in the Diphtheria and Tetanus Toxins -4ntigens by ultrafiltration pressure dialysis etc ., A. T. Glenny (3. S. Wal-pole 152. F. Gothe 312. I. Salivary digestion in vitro. J. C. Blake 248. ,4. Olig 317. W. Tonius 314. K. Wagernam,. 83. G. J. Van Zoeren 153. volumetric estimation of. with special reference to -; Detection and concentration of. and G. S. Walpole 137. G . L. Kelley and J. B. Conant 348. Dissolved Oxygen Water ; Estimation of - in. Distillation Aeration and heat - in the Kjeldahl Method for the estimation of Distillation Brsenic by - as trichloride; Reduction of arsenic to the arsenioiis R.C. Rotark and C. C. bfacDc:ii-Dithionates Alkali sulphides thiosulphates and - ; Analysis of a mixture of. Divalent Metals Tertiary phosphates ; On the alkalimetric estimation of certain in the form of with especial reference to the volumetric determination of Drugs blicroscopical methods with special reference to the examination of -J. Miller 222. nitrogen; Comparative study of. state by cuprous chloride and estimation of. nell 217. J. A. Muller 104. K. G. Falk and K. Sugiura 186. cobalt and nickel. H. G. Greenish 195. W. R. Schoeller and A. R. Powell 124. Efauents Gases dissolved in waters and -; Estimation of. Eggertz Method Carbon in steel by -; Estimation of. Egyptian Buffalo Milk Composition of -. Egyptian Buffalo Milk Fat of -.Electric Current Tin antimony tungsten alnd molybdenum by means of the ; Use of hydrofluoric acid in separation of some heavy metals from. L. IV-McCay and N. H. Furman 149. Electrically-Heated Bomb furnace. Electrode Dip -; New. Electrode Hydrogen - ; Simple. Electrolysis Zinc by -; Estimation of. Electrolytic Determination Bismuhh in bismuth P-naphthol; - of. Electrolytic Determination Mercury in mercury oleates ; - of. A. A. Swalnson and H. Le Chatelier and F. G. A. Hulett 17. Bogitch 218. A. Pappel and G. Hogan 307. G. Hogan and E. Griffiths-Jones 307. D. F . Calhane and H. A. Lavene,’ 112. H. P. Barendrecht 111. F. Chalncel 187. G. J. Van Zoeren 153. B. L. B. L. Murray, Murray 204. 204. Murray 204. E.P. Schoch and F. M. Crawford 350. S. C. Lind 56. Electrolytic Determination Mercury in mercury salicylaies ; - of. B. 1,. Electrolytic Estimation Silver in solutions of silver chloride in ammonia ; - of. Electrornetric Titration Vanadium ; - of. Emanation Method Radium ; Methods €or the determination of. G. L. Kelley and J. B. Conant 108. 11. The -INDEX TO VOLUME XLI. xxix Embalming Agents Incas ; Composition of - used by the. End-Point Sulphur in steel ; Accurate - in volurnetric estimation of. Enzymes Carbohydrate analysis; Use of - and special yeasts in. Enzymes Honey; The - of. Enzymes Plant -; Study of particularly with relation to oxidation. distinguishing dextrose and laevulose.) Armstrong E. Keeble and E. J. Russell 249. Enzymes Soya Bean; Carbohydrates and - of the.L. Rcutter 203. H. W. A . Davis, Zschvegner 220. 138. F. Gothe 312. (Test for A. D. Hall E. F. Armstrong H. E . J. I?. Street and E. M. Bailey 9. Erbium Yttrium ; Separation of - from P. S. Willand and C. James 257. Errata - . Error Colorimetric observations ; Possiblle source of - in. Error Iodine titrations ; Decomposition of htrathionates in alkaline solution as a Error Viscosity measurement; Sources of - in. E. C. Binghani H. I. Erythrosin Bengal Rose ; Differentiation and Valuation of - and. A . Leys 99. (Essences) Liqueurs ; Estimation of essential oils - in, (Essences) Liqueurs ; Estimation of essential oils - in. (Essences) Vermouhh ; Estimation of essential oils - in. Essential Oil Ginger ; " Zingiberol " a nlew sesquiterpene alcohol occurring in -Essential Oils Iodine value of -; Estimation of the.Essential Oils Japanese -; Some. S. Uchida 88. Essential Oils Liqueurs ; Estimation of - (essences) in. Essential Oils Liqueurs; Estimation of - (essences) in. Essential Oils Liqueurs ; Estimation of - in. Essential Oils Liqueurs ; Estimation of - in. Essential Oils Vermouth; Estimation of - (essences) in. Essential Oils Vermouth ; Estimation of - in. X. Rocques 89. Ester Acids Lemon juice ; - of. Ether Alcohol and water in -; Estimation of small amounts of. Ether Alcohol in -; Estimation of. P. Szezerdnyi 50. Ethyl Alcohol Acetone in presence of - ; Estimation of. Ethyl Alcohol Methvl Alcohol in -; Estimation of. Ethyl and Methyl Alcohol Spirit varnishes ; Estimation of - in.Ezcthamia Caroliana (L.) Grwne Volatile oil of -. Explosives America; Analysis of - permitted in. Extraction Fat -; Apparatus for. I. Selecter 22. Extraction Organic acids ; Distribution co-efficients and velocity of - of certain. Extractor Fat - Large. C. 1,. A. Schmidt 189. 356 391. J. H. Long 153. source of - in. Schlesinger and A. B. Coleman 85. R. 3 T . Chapin 150. C. F. Muttelet 305. X. Rocques 306. L. Bonnet 306. of. B. T. Brooks 90. R. Marcille 276. C. F. Muttelet. 305. X. Rocques 306. C. F. Muttelet 275. L. Bonnet 276. L. Ronnet. 306. L. Wolfrum and J. Pinnow 305. E. Nalincli-rodt and A. D. Alt 342. Jitendranath Raksliit, 245. G. Reif 100. Cr. W. Knight and C. T. Lincoln 14. G. 9. Russell 281.C. G. Storm 346. J. Pinnow 80. Fat -4nalysis Improved met.hods for -Fat Content Dried whole milk ; Estimation of the - of, Fat Cream Estimation of - in. Fat Egyptiari buffalo milk - of. Fat Extraction Apparatus for -. E. B. Holland J. C. Reed and J. P. €3 uc kle y 252. K. Mohs 378. 1,. Lindet 277. I. Selecter 32. G. Hogan and E. Griffitlis-Jones 307 xxx INDEX TO VOLUME XLI. Fat Extractor ; Large -. Fat NZLX Tomica ; - of. Fat Powders ; 4 rapid method for t.he estimation of - in. Fat Stearic acid in butter - ; Estimation of. Fats Brornination of - and oils; Heat of. Fats Melting-points of - etc. ; Simple method of determining the. Fats Physical and chemical constants of -; Relationship lwt\rt~t~ii tllc. Fats Rancid -; -4nalysis of.Fatty Acids Animal fats and oils ; Effect of free - upon tlie flasli and fire points Feeding Butter ; The effect of - on the composition of Decort.icated ground Feeding IJaw report. Quality of milk The - of cows. Hunt v. RicliardsoG. Feeding Milk and butter ; The effect of - on the composition of Dried yeast Feeding-Stuffs A4mino-4cids of - by the Van Slj-ke Method; Estimation of Feeding-Stuffs Nitrogenous compounds in - ; Valuation of. S. Passerini 378. Feeding-Stuffs Non-protein nitrogenous constituents of - ; The. H. S. Grindley Feeding-Stuffs Use and purchase of -. Fehling's Solution Pentose or pentosang by means of -; Thc estimation of. J. L. Baker and 1%. F. E . Hulton 294. Fehling's Solution Testing urine for sugar with -; Cause and significance of an abnormal reaction obtained in.Ferricyanides Ferro- and - in the presence of cyanides and tliiocyanates ; Esti-mation of. Ferric and Aluminium Hydroxides -4mmonium chloride upon - during ignition ; Effect of. Ferric Oxide Gravimetric estimation of iron; Ignition of - in the. E . Selch 54. Ferric Salt Solutions Permanganate ; Reduction of - and titration of the Ferrocyanides Cyanides and thiocjranates ; Estimation of - and ferricjanides in Fibre Analysis ; Paper -. Fieber's Method Tungsben b)- - Estimation of. Separation of tin from tung-Filter-Paper Chemical -; The manufacture of. E. J. Bevan and 171. Bacon, Filtration Reduced pressure ; -4pparatus for - under. J. C. Irvine 111. First-Runnings Benzol - Snalvsis of. P. E. Spielmann and F. B. Jones 344.Fixed Oils Tropics; Determination of the specific gravity of - in the. C. H. Elash and Fire Points Animal fats and oils ; Effect of free fatty acids upon the -Flour Degree of bolting of - Estimation of the. Flour Offals in the - of cereals Estimation of tthe amount of. Heidusclika Flour Strength and baking qiialities of wheat- ~ ; Method for the deterinination C . I,. A. Schmidt 189. H. E. Watt and G. B. Angus 135. S. B. Phillips 1%. E. B. Holland J. C. Reed find 3. I?. Buckley Junr. 209. J. W. Marden 176. :I. W. H. J. Knapp 58. Backer 315. (3. 'Issoglio 304. of. nut cake and decorticated cotton cake. 224. and decorticated cotton meal. the. A. T,owenstein and J . J . Vollersten 14. H. T. Cranfield 336. H. T. Cranfield and M. G.D. T'a>-lor 240. H. S. Grindley and $1. E. Slater 46. and H. C. Fhkstein 277. 133. TIT. Cramer 96. F. G. \IT. linapman and E. L. Randall 253. H. W. Daudt 16. reduced solutions with. the presence of. X. Hoenig 54. 11. Cline 15. F. G. W. Knapman and E . L. Randall 253. sten. 159. E. Dittler and A. von Crraffenried 351. Wright 213. of. A. Lowenstein and J. J. Vollersten 14. C. L. Spica. 305. and Heinich 133. of the. C. H. Bailey 1.34 INDEX TO VOLUME XLT. xxxi Flour Wheat --; Proteins of and their relation to baking strength. M. J. Blish, 210. Fluorine Estimatiw - Ken- Metliod of. E’. Pismi 215. Fluorine Estimatiou o€ -. Fluorspar Bpsic slag in citric acid solutions; Influence of - on the solubility of. ti. S. Robertsoii 148. Food and Drugs Analysis Abstracts 6 45 ‘76 88 132 171 203 247 273 304, 340 and 377.Foods Canned -; Tin izi. W. D. Bigelow 342. Foods Inspectors of - for the velar 1914-1915; Report on the work of. A. U’. 5. Foodstuffs Renzoic acid in animal -- ; Estimation of. B. Haumann and J. Formaldehyde Free - and hexamethj-lenetetramine ; Colorimetric niethod for ‘( Formolite ” Reaction Oil residuals and natural asphalts ; - of Nastukoff as Fractionation Combustion Hydrogen and carbon monoxide in gas iriixtures ; Yse of G. -4. Burrell and G. G. Oberfell 183. Frevert’s Method Nickel by -; Use of diphenylglyoxime as indicator in the G. L. Kellej- and J. B. Conant 348. Frommer’s Test acetone by -; Detection of. Fruit Canadian Vine ; Oil from the - of the. Fruit Cicer ATietinzim L.(Chick Pea) ; Composition of the - of. Fruit Jellies; Investigations on -. Fuel-Bed Conditions Softening temperature of coal ash under - ; Method and Furfural B arbituric acid thiobarhituric acid and malonylguanidine as quantita-A. TV. Dos land G. P. Plaisance, Furnace Bomb -; Electrically-Heated. D. F. Calliane and H. A. Lavene 112. Furnace Coal ash under fuel-bed conditiors ; Jlletliod land - for the determina-W. H. Adolph 16, McFadden 154. Grossfeld 76. tlie det.ermination of. applied to. C. Richardson 212. copper oxide for - of. rolumetric estimation of. R. J. Collins and Y. J. Hanzlik 283. N. 0. Engfeldt 80. S. Fachini and G. Dorta 300. A Zlathroff, 304. 1%’. V. Cruess and J. B. XcNair 3013. furnace for the determination of the.tive precipitants for -; Comparison of. 38-4, A. C. Fieldner and 8. L. Field 16. tion of the softening temperature of. ,4. C. Fieldner and A. L. Field 16. Galactose BenzoyIdili~-drornethylkc3tol hydrazine. 1-011 Braun 385. Gas Analysis Reagents for use in -. rind J. Zliffe 153. Gas Analysis Reagents for use in - . pyrogallol in various pipettes. Gas Analysis Reagents for use in -. Anderson and W. Biederman 191. A new reagent for - . J. R. P. Anderson 111. Specific absorption of alkaline R. P. 11. Chromous chloride. R. I?. Anderson 183. IV. Phosphorus in solution. Gas Benzol in coke-oven - by Burrell’s Vapour Apparatus ; Estimation of. I,. C. Whiton 313. Gas Mixtures Fractionation combustion of hydrogen and carbon monoxide in - ; Gas-Washing Bottle Improved form of -.F. R. iron Bicliowsky and H. Gases Waters and effluents ; Estimation of - dissolved in. A. A. Swanson and Gelatinising Temperature Starches by means of a thermo-slide ; Determination of Lse of copper oxide for. Storch 57. G. A. Hulett. 17. tlie - of. G. A. Burrell and G. G. Oberfell 183. C. I<. Francis and 0. C. Smith 248 XXXll INDEX TO VOLTJME SLI. Gems Determina,tion of - and precious or ornamental stones without. injuq. to General Reaction Alkaloids containing a phenolic group (morphine cupreine, Ghee “Poli Oil,” a new adulterant of - Indian clarified butter-fat. J. €1. Ginger Essential oil of - ; Zingiberol h new sesquiterpene alcohol occurring In. Glass Trivalentl nianganese in -; Note ori tlie ideiitification of.S. R. Scliolt:s, Glycerides Magenta-sulphurous acid reagent ; Detection of - by the. 11-Glycerol Sodium glyceroxide ; Estimation of - in oils as. H. Bull 343. Glyoxalase Blood ; Quantitative estimations of - in. Goat’s Milk Admixture of - witli cow’s milk ; Method for detecting the. Gold Iodimetric Estimation of -. L. Vanino and F. Hartwagner 319. Gold Platinum arsenic - selenium tellurium and moljbdenum ; Qualitative detection and separation of. Grain Yroteolgtic streiigth of germinated - in technical analysis; New method of determining tlie; Acid Ratio. Graih Sampling -- seeds and other material; Device for. E. G. Boerner 154. Graphitic Acid. 1,. Balbiano 51. Gravimetric and Perchlorate Cobalti-Nitrite Methods Potash ; - for determina-Gravity Fised oils in the tropics; Determination of the specific - of.C. H. Ground Nut Cake Butter; The effect of feeding on the composition of Decorti-Growth Boron Its absorption and distribution in plants and its effect on -. Gum Arabic -- and its quantitative estimation; Qualitative tests for. C. E . Gum Officinal syrup of -; Estimation of - in the. Guncotton Soluble nitrocellulose in - ; Estimation of. the specimen; Tables for the. adrenaline etc.) ; - of. Barnes and Arjan Singh 72. B. 7’. Brooks 90. 54. Frangois 141. A. J. Moses 18. G. DenigAs 343. H. W. Dudley 91. N. -1. Bi-odrick- Pit t ari 308. P. E. Browning 84. C. A. Nowak 10. t’ion o f . Wright 213. caked - and decorticated cotton cake. 3’. C. Cook 137. Waters and J. B. Tuttle 205.T. D. .Jamell 83. H. T. Cranfield 336. E. Luce 340. H. C,. Mallinson 214. Haemin Test Blood ; Improved - for. Haldane’s Apparatus Carbon dioxide in air .by - ; Estimation of. It. C. Halogen Carbon and - by the chromic acid method ; Simultaneous estimation Halogens Organic compounds ; Detection and estimation of ~ in. I. Droqin Hardness Natural waters and the use of methyl red as an indicator ; Estiniation Hardness Potassium palmitate; Estimation of total - (in waters) by. 14. Heat Aeration and - distillation in the Kjeldahl Method for the estimation of K. G. Falk and I<. Sugiura 186. Heat Bromination of fats and oils; - of. Heat Nor,-sporing bacteria in inilk to t h e action of -; Resistance of. W. Beam and G. A. Freak 92. Frederick 105.of. P. TV. Robertson 140. and M. A. Rosanoff 148. of - of. ‘l‘ilgner 351. nitrogen; Comparative study of. S. -4. Kay and S. H. Newlands 220. J. W. Marden 176. C. Gorini, 381 . INDEX TO VOLUME XLI XXXlll Heavy Metals Tin antimony tungsten and molybdenum by means of the elec-L. W. Kexamethylenetetramine Pree formiildeliyde and - ; Colorinietric method for. Honey Diastase l’roperties of -. Honey Hnz~.mtts of -; The. Hopkins-Cole Reaction Protein ; - for. Hops Moisture and bitter principles in - ; Estimation of. Hops Various geogral jhic localities ; Resins in - from. Human Milk Note 011 -. Hydrocarbon Shark liver oil ; Higlily unsaturated - in. Hydrocarbons hIixtures containing unsatnrnted - ; Direct estimation of carbon Hydrochloride Method Alkaloids by tlie -; Ihti~ilation of.G. D. Beal and E. Hydrocyanic Acid RCILIIS ; Detectrim and wtininkiun of - in. L. Guignard 380. Hydrocyanic Acid Srriall quantities of -; &>stirnation of. M. 0. Johnson 252. Hydrofluoric Acid Heavy metals from tin antimony tungsten and molybdenum bj- uietiiis of tlie electric current ; Use of - in separation of some. L. IT. McCay and 3. H. E’urman 149. Hydrogen C! trrbon - and mercury in organo-mercuric compounds ; Siniul-t:iiieous estimation of. Hydrogen Electrode - ; Simple. Hydrogen Gas Mixtures ; li‘se of copper oxide for fractionation coinbustion of -and ciirbon inonoxide in. Hydrogen Ion Concentration Acidimetq- and alkalimetry and for determination of - ; Sensit,ive indicator for. Hydrogen Ion Concentration Cell for tlie detcrrnination of -; Simple.J. H. i,ong 1%. Hydrogen Ions Sea-witel-; I’se of solutions of borax and boric acid in the colori-1iicti.i~ estimation of tlie concentration of - in. Hydrogen Peroxide Met& towrirds certain acids containing - ; Behnvioiir of. 14;. Sdkowski. 257. Hydrogen Peroxide Reaction of -; New. Hydrogenated Clirysalis oil. Hydroxyl Ions Concentrat~ioii of -; Determination of the. I;. Francis F. H. Hyoscyamine A t.ropine - and scopolamine ; Sensitive c~doiir reaction for. R. Hyoscyamus Minnesota ; - Cultivated in. E. 1,. Neu-coirib and PI[. H. Haynes, Hypochlorite Solution -4ntimony sbrtins or deposits towards - ; Behaviour of. tric current ; Use of hydroffuoric acid in separation of some - from. IvIc(;;i~ m d N.H. Eliirinmi 149. tllch dt>te:rmiiiatlion of. I1. J . C’ollii~s and P. J. Hmzlik 283. E’. Gotlie 312. l’. Gotlie 312. H. G. 11. Hreidalil 101. C. Winge 6. G. A. Russell 47. &I. Tsujimoto 385. G. D. Elsdon 74. inonoxide in. -4. l’iva 141. i31*sdy 132. Chiguard and A. Abelmann 98. H. P. Barendrecht 111. G . 8. Burrell and G. G. Oberfell 183. M. 1’. Bogcrt and G. Scatchard 315. S. Palitzscli 3%. K. Spiro 54. 11. Tsujimoto 345. Geake and J. W. Roclie 22. Wasicky 45. 79. W. Vaitbel aiid A . Rnocke 147. Ignition Ferric aiid aluminium hydroxides during - ; Eficvt of ammonium Ignition Iron ; - of ferric oxide in the gravimet~ic estimation of. E. Selch 54. Illipd Nuts Borneo tallow ; - and the sources of. Incas Embalming agents used by the -; Composition of.Incense Cedar Conifem; Oils of the. A . W. Schorger 177. Indian Cladfled Butter-Fat Ghee -; “ Poli Oil,” a new adulto~aiit of. H:wncs and -4rjan Singh 72. cliloride upon. H. W. Daudt 16. 7. L. Reutter 203. V. The leaf and twig :tiid bark oils of -. J. H xxxiv INDEX TO VOLUME XLI. Indicator Acidirnetry and alkalim,etry and for determinat-ion of hydrogen ion eon-Indicator Diphenylglyoxime as - in the volumetric estimation of nickel by Indicator Methyl orange as -; Titrations with osalic acid using. G. Bruhns, Inclicator i\f,ethyl red as an - ; Estimation of hardness of natural waters and Indicator Nicot.ine by Toth's Method; P1fet3h?l red 8s an - in t"he estirrlittion centration ; Sensitive - for. Frevertl's Method.317. the use of. of. 1,. Maquense 180. and 386. iMacFadden 154. 11. T. Bogert and G. Scatchard 315. (3. 1,. Kelley and J. B. Conant 348. S. A . Kay and S. H. Newlands 220. P. Schick and G. Hatos 308. Industrial Sugars Reducing sugars other than invert sugar; Presence in - of. Inorganic Analysis Abstracts 16 52 82 103 147 181 217 255 286 318 347, Inspectors Work of - of foods for the year 1914-1915; Report> of the. ,4. W. J. Institute of Chemistry 62 116 and 266. Inversion Crystallisable sugar by - ; Yeast preparation for use in the estima-Invert Sugar Cane sugar; Action of cupric solutions on. Estimation of - in Invert Sugar Cane sugar and - on alkaline copper solutions ; Conqmrat-ive Invert Sugar Reducing sugars other than -; Presence iii industrial sugars of.Iodates Differential Iodimetry. Estimation of periodates - broniatee and Iodic Acid-Starch Reaction Wine and vinegar ; Use of the - in the esmiination Iodimetric Estimation Gold ; - of. Iodimetry Differential -. Estimation of periodates iodates bromates and Iodine Bromine and - in the presence of chlorides; Estimation of. L. W. Iodine Saline waters ; Estimation of - and bromine in, Iodine Subliming and weighing small quantities of -; Device for. G. Foilclue, Iodine Tetratliionates in alkaline solution as a sourcle of error in certain - litix-R. &!I. Chapin 150. Iodine Titration Thiosulphate sulphur in lime-sulphur solutions by - ; Est imti-P. L. Blumenthal and S. D. Averitt 350. Iodine Value Essential oils; Estimation of the - of.Ions Concentration of hydroxvl - ; Determination of the. F. Francis Y. H. Ions Sea-water ; Use of solutions of borax and boric acid in the colorinietric estima-Irish Oak Ancient -. Iron Citrate Method Basic slag by the - ; Estimation of citrate-soluble phos-Iron Copper and - in pig lead lead oxides and lead carbonate; Colorimekic Iron Copper and -; Rapid method for the estimation of. Iron Ferric oxide in the gralvimetric estimation of -; Ignition of. Iron Organic substances ; Rapid estimation of - in presence of. tion of. H. Pellet 381. presence of cane sugar. actions of. L. Maquenne 178. 1,. Maquenne 180. chlorates in presence of each other. of. J. Jaenpretre 379. chlorates in presence of each other. Winkler 104. E . Saillard 51. 0. L. Barnebey 106.L. Vanino and F. Hartwagner 318. 0. L. Rarnebey 106. D. E. Popa 184., 322. tions; Decomposition of. tion of. R. Uarcille 276. Geake and J. Tllr. Roche 22. tion of the concentration of hydrogen - in. P. A. E. Richtards 303. phoric acid in. method for the determination of. S. Palitzsch 387. M. Popp 186. R. S. White 53. G. Edgar 181. E. Selch. 54. F. Ferrwi 52 INDEX TO VOLUME XJA. xxxv Iron Phosphoric acid and a small amount of -; Modification of h4cCrudden.s Method for c:ilcium for estimation of calcium and strontium in presence of. 0. B. Winter 287. Iron Thorium from - with the aid of the ammonium salt of nihosophenyl-hydroxylaniine (“ Cupferron ”) ; The Separation of. W. M. Thornton Junr., 288. Irons Carbon in steels and - by direct combustion in oxygen a t high tempera-tures; Estimation of.Isothiocyanates New test for -, Japanese Essential Oils - ; Some. Jellies Fruit -; Investigations on. Juice Lemon --; Ester acids of. J. R. Cain and H. E. Cleaves 218. G. DenigBs 14. S. Uchida 88. W. V. Cruess and J. 13. McNair 205. L. Wolfrum and J . Pinnow 305. KaBr Corn South Africa ; - (‘‘ Dari ”) from. Kendall’s Solution 1Zeducing sugars by - ; Estimation of and the coiistwction of a table indicating the reducing power of lawulose. E. G. ITilsou and W. R. G. Atkins 285. Kernels Pseudo-phcenis Vinifera B e c c a ~ i ; Seed - of. A. 1,. van Scherpenberg, 282. Kjeldahl Method Nitrogen ; Comparative study of aeration and heat distillation in t,he - for the estimation of. 8.K. G. Falk and K. Sugiura 186. Laboratory Reflux Condensers Relative efficiency of - ; Comparison of the. Lactose Sugars with remarks on Riibner’s Test for dextrose and -; Action of H. Rogerson 102. Laevulose Plant enzymes particularly with relation to oxidation ; Stud>- o f . (Test -4. D. Hall E . F. Armstmng H. E. Lavulose Table indicating the reducing power of - ; Estimation of reducing E. G. Wilson and Lamb Mutton and -; Composition and nutritive value of. ,4. Sl. Wright 134. Lead Acetate Carbohydrates ; Estimation of - V. The supposed precipita-tion of reducing sugars by basic -. W. A. Davis 382. Lead Acetate Normal and basic - on the sugars with remarks 011 Riibner’s Test for dextrose and lactose; Action of. H. Rogerson 102. Lead Acetate Tests Maple products ; Analysis of.VIII. Volumetric basic - for purity of maple syrups. J. F. Snell N. C. MacFarlane and C. J. van Zoeren, 207, Lead Acetate Tests Maple products ; Analysis of. VIII. Application of the con-ductivity and volumetric basic - to maple sugar. J. F. Snell and C. J. van Zoeren 208. Lead Approximate assay for -; Rapid. Lead Carbonate Pig lead lead oxides and - ; Colorimetric metmhod for the Determination of copper and irQn in. Lead Copper and iron in pig - - oxides and - carbonate ; Colorimetric method for the determination of. Lead - Sulphite ; Estimation of - as. Lead Oxides Pig lead - and lead carbonate; Colorimetric rriethod for the determination of copper and iron in. Lead Sulphite Lead I ~ S - ; Estimation of. Lead Voluinetric estimation of - ; The.M. V. Dover and J. W. Marden 352. normal-and basic lead acetate on the. for distinguishing dextrose and -.) Armstrong E . Keeble and E. J. Russell 249. sugars by K,endall’s Solution and t3he construction of a. W. R. G. At,kins 285. G. Torossian 219. B. S. White 53. H. Pellet,.’257. B. S. White 53. B. S. White 53. H. Pellet 257. J. Waddell 270 XXXVl INDEX TO VOLUME XLI Leaf and Twig and Bark Oils ( ' o ~ i i ] r / w ; Oils of tlie. IT. 'L'iie - of lrlcense 1. : IT. -1. Uii\-is *\. J . Dtiihli m d ti. C. Leaf Carbohj-drates iii pliiiitq ; Stlidits of tJie foi'matioii :)lid ti.iiiisloc.;itioii of. I l T . : W. -1. 1):ivis Learnington Spa Water; ' l ' l ~ t densities and refr:wtivc indicts of tlie -. C. 14. Lemon and Orange Extracts Son-nli~c:lrc,lic~ - ; Alii:d,v~i~ o f .H. 1,. Kcdferii 2 10. Lemon Juice Hster acids of -. Lignites Ammonium nitrate in estim;itiiig tlie calorific* ~)o\wi* o f - ; T'SP of. It. Lime-Sulphur Solutions -InalJ 12. 31. ( ' l i i i ] ) i i i 184. Lime-Sulphur Solutions Polpsulpliide~ and t11iosiilpl1:itt~ i i i - Sc*l)iil';itioli and Lime-Sulphur Sollltions Tliiosulpliate sdphiir in - 1)). ic ldjiic tit rill ic 111 ; %tinla-Liqueurs Essential oils (essences) in - ; Estim;itioii o f . C'. 17. _Ilutielet 305. Liqueurs Essential oils (essences) in - Estimation of. S . I%ocqiies 306. Liqueurs Essential oils in - Estimation of. Liqueurs Essential oils in -; Estimation of. Liquids Mixed organic - ; The application of the inetliod of cwnstniit hoiliiig-IT.R . G . -\tlciiis 334. Lutes Cements ; - and. Cedar. -A. W. Scliorger 177. The carbohj-drtttes o f tlit imiiigold -. Sawyer 92. "lie carboligdrates of tlie - and - stalks of tlie potato. arid ( i . C. Sawyer 9.1. Munle> 867. Leaf Carboll-~drates iii pluiits ; Sttidim of tlic fc)rin:itioii :ind ti~:uisIocntioii of. I,. II*olfrum m d ,J. l'iiiiiow 305. Salvadori 344. c ~ f - s e w inetliod.; f o r . estimation of. tion of. S. D. -ireritt 288. P. L. Blumentlial :tnd S. D. -lveritt 350. C. 11'. Illiittrllet 275. I,. Boanet 276. point mixtures to the qualitative amlysis of certain. S. S. Sacltler 362. i7ladia Satica Seed and Oil 7. Magenta-Sulphurous Acid Reagent Glj.c.erides by tlw - ; Detection of. Magnesium Natural u-ateins; Kstimntioii of calciuni mid - iii.Magnesium Salts Ammoniiini P ~ ~ I ~ I I O I I ~ ~ ~ C ~ ; I'wcipitaticrn of - 1 ~ ~ 7 . IT. S. -1. Kay and 1:. E'icliter c. Malonylguanidine Furfural; Coni~):crisr)n of tliiob:11.~)itni.ic. acid b;ii.bit+iiric. acid, A. W. Ih1s and G . I?. Pl:iis:mce, Manganese Glass ; Note on tlie identificatioii of triv::leiit - ir;. 8. R . Sclioles, Mangold Carbohydrates in plants ; Studies of thci foririatjo:i and translocwkn of. Mangold Leaf Carbohydrahes in plants ; Studies of the foi~rinkion and timislocat ion W. *\. lhvis -1. 0. Daisli :md G. C. lldaple Products Analysis of -. P. J. F. Snell 20'7. Maple Products -4nalysis of -. V T I . J. F. Snell ,306. Maple mducts Andysis of -. Maple Products Analysis of -. Frangois 141.S. H. Newlnnds 221. and R. Ostermralder 319. Pertusi 19. and - as quantitative peipitiints for. 384. 54. 11. The dextrose-lsevulose ratio in the -. of. I. The carbohydrates cjt" tlw -. Sawyer 92. Magnesium Sulphides of tin :iiitirrio~i~. :tnd ni.s;eriic* ; .\c.tir)ii of - 011 tlN, W. A. Davis 93. VI. Volumetric basic lead acetate test €or J. F. Sncll S. C. RI:icF:ii.Innc and G. J. ~ w i i Zoeren, TIIT. Ayp1ic;iti~rii of tlie conductivity and ;1. 1'. Snrll and G . J. van purity d maple syrups. 207. volumetric basic lead acet:tte twts to iiit1ple siig:ir. Zoeren 208 INDEX TO VOLUME XLI xxxvii McCrudden's Method Calcium ; Modification of - for for estimation of calciuni 0. B. Meal 3fillr iilld bntter ; "lie effect of feeding on tlie composition of Dried yeast and Measurement Hrror in viscosity - ; Sources of.E. C. Ringham H. I . Measurement Viscosity -; Unit of. Measurements High temperatures ; Calorimetric - at. Meats Sitrites and nitrates in - sausages etc.; Detection and estimation of. Mechanical Means Precipit:ites bp - ; Washing. Mechanical Soil Analysis Method of -. Melting-Point Salicylic acid; Yote on the - of and a test. for t,he presence of Melting-Points Fats etc. ; Simple method of determining t.he - of. A. W. Membranes Tiltrnfiltration and pressure dialysis ; Collodion - for. G. S. Wal-Mercury Carbon 11~-drogen and - in organo-mercuric compounds ; Simultaneous Mercury - oleates; Electrolytic determination of - in. B. L. Murray 204. Mercury - Salicglates ; Electrolytic determination of - in.R. I,. MurraJ-, Metabolic Activity Respiration Calorimeter partly automatic for the study of Metallic Borates Roras and -. Metallic Oxides Phenylhydrazine on certain - ; Redwing action of. E, Metallic Silver Vanadic acid after reduction by -; Estimation of. G. Edgar, Xetals Acids containing hydrogen peroxide ; Behaviour of - towards certain. Metals Qualitative analysis ; Separation of - of the tin group in. J. M. Welcll Metals 't'ertiai'y pliosphates ; On the alkalim~etric estimation of certain diva.lent jn tlie form of with especial reference to the volumetric determinakion of cobalt and nicliel. Metals Tin antimony tungsten and molybdenum by means of the electric cur-rent ; I_'sc. of h,~-di*oAuc~ric acid in separat-ion of some heavy - from.1;. IT:. Xd'ay and N. H Ikmxm 149. Methoxy Group Compounds containing sulphur ; Estimation of the - in. \. Kiq)al and T. Biihn 253. Methyl Alcohol Ethyl alcohol ; Estiniat,ion of - in. Methyl Alcohol Rinck's Method for the detection of -. Methyl and Ethyl Alcohol Spirit varnishes ; Ed-imation of - in. G. W. Knight! Methyl Orange Osalic acid using - as indicator ; Titrations with. G . Bruhns, Methyl Red Hardness of natural waters and the U ~ E ' c d - :IS mi iidicator ; Esti-Methyl Red Nicotine by Tohh 's Method ; - as an indimtor in the estimation o f . Micro-Reactions Carbon disulphide ; - of. alid strontium in presence of phosphoric acid and a small amount of iron. Winter 287. de(v)l*ti~iltpd cotton -. S<alilesingcr and A. R. Coleman 85.H. T. Cranfield and Bl. G. D. Taylor 240. P. C. McIlhiney 223. S. Tamaru 110. D. ,\c&l 308. E. Sinkinson 390. 0. Swen 23. ~):~~*a-l~vdros;ybenz~ic acid. Knnpp 58. 13. 1,. Smith 3. pole 152. ~:stiI~1i~tio1i of. Grignard and A. Abelmann 98. 204. of small magnitude. C. F. Langworthy and H. D. Milner 390. L. Vanino 52. Puseddu 101 . 290. E:. SalLow-ski 257. and H. C. P. Weber 258. W. R. Sclioeller and -4. R. Powell 124. G. Reif 100. G. Fendler 316. and C. T. T~iiicoln 14. 317. mat-ion of. Y. Schick and G. Hatos 308. S. A . K:tp and S. H. Newlands 220. J. Denis& 12 xxxviii INDEX TO VOLUME XLI. Xicroscopical Methods Drugs ; ~ . With specid reference to t-he examination of. Microscopy Quiintitative -. T. E. \Tallis 357.Milk Htrcillus Xporogenes in - alnd water ; Simple test for. Milk Bacteria in -; Rapid method of counting. Milk Bacterium abortus in - ; Agglutination test as a means of studying the Milk Casein in - ; Comparison of methods for the estimation of. C. B. Hersey, Milk Citric acid in -; Estimation of. Milk Condensed - ; Estimation of cane sugar in. G. W. Knight and G. Milk $:gyptian buffalo -; Composition of. Milk Egyptian buffalo -; Fat of. Milk l7a-t content of dried whole -; Estimation of tlie. Milk Feeding on the composition of - and butter; The effect of Dried yeast Milk Goat’s - with cow’s - ; Method for detecting the admixture of. N. A. Milk Human - ; N0t.e on. Milk TAIW retmrt. Hunt ty. Richardson, Milk Yon-sporing bacteria in - to the action of lieat; Resistance of.C. Gorini, Milk l’asteurihation and biorisation of - ; Comparative experiments on tlie. Milk L’eroxidase reaction in -. Milk Reaction and calcium content of - as factors in the coagulation process. Xinerd Phosphates Citric acid solution ; Solubility of - in. G. S. Robertson, Minnesota H ~ o s ~ ~ n r r i u ~ cu1tiv:ited in -. E. L. Newcomb and M. H. Haynes, Mixed and Spent Acids Sria1,vsis of -. Mixtures Bc~ieerie and toluene in commercial - ; The estimation of. A . Mixtures Carbon monoxide in - containing unsaturated hydrocarbons ; Direct Mohler’s Reaction Benzoic Acid ; Modification of - for. Moisture Calcium carbide method ; Estimation of - in syrups by the. Moisture Hops; Estimation of - and bitter principles in. Moisture Resinous woods ; Estimation of - in.Molecular Weights Varnish Analvsis. M. Y. Seaton Molecular Weights Vegetable oils ; - of certain. Molybdenum Heavy metals from tin antimony tungsten and - by means of L. W. Molybdenum Platinum arsenic gold selenium tellurium and - ; Qualitative . Xorphine Alkaloids containinq a phenolic group (- cupreinc adrenaline etc. ) ; H. G . Greenish 195. 0. Weinziel 48. W. D. Frost 48. presence of. 203. 14. H. Cooledge 91. R. Kunz 378. FormanBk 132. A. Pappel and G. Hogan 307. G. Hogan and E. Griffiths Jones 307. K. Molls 378. ;Ind decorticated cotton meal. R i*odriclr-Pit t ari 308. H. T. Cranfield and M. G. D. Taylor 240. G . D. Elsdon 74. Quality of - TIie feeding of cows. 224. 38 1. PL. Burri and A. C. Thaysen 10.W. Grimmer 172 341. ‘l’. H. lXilroy2 95. 135 79. L. Wuyts 103. Ijldw‘ards 250. estimation of. A. Piva 141. J. Grossfeld 97. R . 91, West. 186. 0. Winge 6. E. Azzarello 389. I. - of vegetable oils. and G. 13. Sawyer 254. H. J. Backer 47. the electric current; Use of hydrofluoric acid in separation of some. McCav and N. H. Furman 149. detection and separation of. General reaction of. P. E. Browning 84. G. DenigAs 343 1NL)EX TO VOLUME S L 1 xxxix Morphine cats and rabbits ; Quantitative estimahn of - in the various organs Mould Spores; Effect of Pasteurisation on. Mutton Lamb ; Composition and nutritive value of - and. A. N. Wright 134. Naphthalene Ammonia ; Solubility of - in. Nastukoff Oil residuals and natural asphalts ; “ Formolite ’ ’ reaction of - as Natural Waters Carbonic acid combined and free in solution particularly in -.Needle Bituminous materials ; New penetration - for. use in testing. C. S. Neo-Salvarsan Salvarsan and - ; Excretion and secretion of. J. Webster 231. Nickel Cobalt and -; On the alkalimetric estimation of certain divalent metals in the form of tertiary phosphaks with especial reference to the volumetric determination of. W. R. Schoeller and A. R. Powell 124. A. R. Middleton and H . L. Miller 348. when injected into. A. W. Homberger and J. C. Nunch 342. C. Thom and S. H. ,lyers 210. S. Hilpert 142. applied to. C. Richardson 212. J . Johnston 255. Reeve and P. Pritchard 190. Nickel Cobalt salts ; Detection of - in. Nickel Dirnethylglyoxime ; Estimation of - with.Nickel Hydroxide Tannin estimation ; Cse of - in. 1’. Singli and T. P. Ghose, Nicotine Tobacco and tobacco extracts ; Estimation of - in. A critical esamina-Nicotine; Totli’s 31et;hod; Methyl red as an indicakor in the estiniatiori of - by. Ninhydrin Reaction Amino-acids and ammonium salts ; - with. V. J. Harding Nitrates Kitrites and - in mleats sausages etc. ; Detection aind estimation of. Nitrates Organic matter ; Detection of - in the presence of. Nitrates Soil; Estimation of - in. Nitrites Meats sausages etc. ; Detection and estimation of - and nitrates in. Nitrites Volumetric estimation of -. Nitrocellulose Guncotton ; Estimation of soluble - in. Nitrogen Aeration and heat distillation in the Kjeldahl Method for the estimation Nitrogen Rain and snow ; - chlorine and sulpbates in.Nitrogen Sewage ; Modification of Whipple’s Method of estimating organic - in. Nitrogen Soil ; Amino-Acid - of. Nitrogenous Compounds Feeding-stuffs ; Valuation of - in. N. Passerini 378. Nitrogenous Constituents Feeding-stuffs ; The non-protein - of. HI. S. Grindley Nitrosophenylhydroxylamine Ammonium salt of - (“ Cupfermn ”) ; The W. M. Thornton Junr., Nitrous Oxide Air water-Tapour and nitrous oxide in mixtures of these three ~011-Non-Alcoholic Lemon and Orange Extracts Analysis of -. E. L. Redfern 206. Non-Proteh Nitrogenous (ronstitutmts Feeding-stuffs ; The - of. H. S. Grindley and H. C. Eckstein 277. Non-Spattering Wash-bottle. I?. C. Clapp 323. K. Wagemann 83. Nickel Diphenylglyoxime as indicaltor in t-he volumetric estimation of - by E’revert’s Method; Use of.102. tiori of methods. P. Schick and G. Hatos 308. and F. EX. S. Warneford 283. D. Acdl 308. G. L. Kelley and J. B. Conant 348. H. B. Rasmussen 208. A. Ingle 107. R. S. Potter and R. S. Snyder 20. D. AcB1 308. B. S. Davisson, 349. H. C. Mallinson 214. of -; Comparative study of. F. W. Bruckmiller and L. E. Jackson 254. K. G. Falk and K. Sugiura 186. B. Artis 83. R. S. Potter and R. S. Snyder 48. and H. C. Eckstein 277. separation of thorium from iron with the aid of the. 288. stituents; Estimation of. G. A. Burrell and G. W. Jones 318 xl INDEX TO VOLUME xrx. Non-Sporing Bacteria Milk ; Resistance of - in to the action of heat. C. Normal and Basic Lead Acetate Eubner's Test for destrose and lactose ; Action of Nutritive Value Mutton and lamb; Composihion and - of.A. 31. Wright 131. Nuts Illipk - and the sources of Borneo tallow. 1Vkr Vomicn .- Fat5 of -. Gorini 381. on the sugars with remarks on. H. Rogerson 102. 7. H. E:. Watt and G. H. Lingus 135. Oak lrisll -; Aiieieiit. 1'. A. a. I<icaliui*ds 303. Oak l<ust;ian -; Note on a specimen of ancient. 1'. A. l4. 12idliii*d.; 169. Obituary Notices : Levy Arthur Garfield l3.S~. Y.I.C. 293. Meldola Raphael F.R. S. 27. Sir William Ramsay P.R. S. K. C.B. 329. Roscoe Sir Henry Enfield F.R.S. 63. Offals ( h e a l s ; Estimation of the amount of - in the flour of. Officinal Syrup Gum in the - of gum ; Estimation of. Oil Canadian Vine ; - from the fruit of the.Oil Residuals - and natural asphalts ; " D'ormolite " Reaction of Nastukoft ils Oil-Seeds Xnierican palms ; Some new - derived from. G. T. Bra:- and k'. L. Oil Varnish Volatile " thinner " in - ; Estimation of. Oils Aaalysing -; New method of. Oils Conifem; - of the. Oils Fats arid -; Heat of bromination of. Oils Glycerol in - as sodium glycerouide; Estimation of. Oils Redwood and Ostwald Viscometers ; Viscosity of - in the. C. A. S ; t d Oils Specific gravity of fixed ~ in the tropics; Determinaition of the. C. H. Oleomargarine Natural and artificial pigments in - and butter ; DIetect.ion of. Optical Dispersion Purity ; - of Cliinese wood oiil as an index of. E. 3:. Ware, Optimal Conditions Taka-diastase ; - for the proteoclastic action of. S. Okada, Optimal Reaction Pepsin ; - for.Orange Extracts Son-alcoholic lemon and -; Analysis of. E. L. Redfern 206. Organic Acids Extractlion of certain - ; Distribution of co-efficients and velocity Organic Analysis Abstracts 12 50 80 97 140 174 212 250 282,319,342 and 381. Organic Compounds Halogens in - ; Detection and estimation of. I. Droqin and Organic Liquids Qualibakive analysis of certain mixed - ; The application of the Organic Matter Nitrakes in the presence of -; Detection of. Organic Nitrogen Sewage ; Modification of Whipple 's Metfhod of estimating - in. Organic Substances Iron in presence of -; R,apid estimation of. F. Ferrari 82. Heidusclika and Heinich 133. E. Luce 340. S. k'acliini and G. Dorta 309. applied to. C. Richardson 212. Elliott- 298.E. W. 13ougliton 318. A. Mazzaron 135. V. 'l%e leaf and twig and bark - of Incense Cedar. J. W. Marden 176. A. W. Schorger 177. H. Bull 343. and A. W. Cox 112. Wright 213. L. S. Palmer and M7. E. Thrun 278. 176. 281. S. Okada 281. of. J. Pinnow- 80. M. A. Rosanoff 148. method of constant boiling-point mixtures to the. F. W. Bruckmiller and L. E. Jackson 254. W. R. G. Atkins 334. -4. Tingle 107 INDEX TO VOLUME XLI xli Organo-Mercuric Compounds Chrbol hydrogen and inercui~,~ iii - ; Siniuit:ine-Ornamental Stones (;ems m d precious or - without injurj- to the siwcbirnen ; (Isril/rr Ostwald and Redwood Viscometers Oils in the - ; Viscositr of. C. A . Savill Oven Pump used iii exhausting a vacuiini - ; Simple device for regulating.L i Owere Seeds Oil froln -. 8. Oxalic Acid Metliyl oixnge as indicator ; Titrations with - using. Oxidation Cold-stcmrge butter ; Progressive - of. Oxidation Plant enzymes ; Study of particularly witli rel;i,tion to -. ous estimation o f . Tables for tlie determination o f . Gi'igiiard and A. f4belnlunn 98. A. J. llfoses 18. P)*ol$c*ct .- Chemical composition of -. €3. H. Turner 280. and -4. W. Cox 112. (+. 1'. Plaisnnce ~ i d D. 1 7 . Moses 263. G. 13i*iilins, i j l i ' . D. c'. Dyer 377. (Test for A. D. Hall E. 17. -4rmstrong H. E. distinguishing destrose and hvulose.) Arlmstrong E. Ke'eble and E . J. Russell 249. Oxide Aluminiuni as - ; Estimation of. Oxide I'russian Blue in speiit -; Estimation of. Oxide Sulphur in spent -; Estimation of.Oxides Phenylhydrazine on cert.ain met.allic - ; Reducing action of. E. Oxycholesterol Colour reaction for -. Oxygen Direct combustion in - a t high tempera.tures ; Estimation of c:dmi in Oxygen Permanganate methods for the estimation of required - [in miter Oxygen Reagent for estimation of -; Sodium pprogallate as. J. W. Sliipley, Oxygen Water ; Elstirnation of dissolved - in. W. Blum 280. E. I;. Xiandall 142. E. V. Espenhalin 150. I'uxeddu 101. &I. C. Rosenlieirn 284. stelels and irons b>*. *J. R. Cain and H. E. Cleaves 218. analysis] ; Comparison of the. 340. J. H. Sacbs 221. J. Miller 222. Palms Oil-seeds derived from American -; Some new. Paper Chemical filter- -; The manufacture o f . Paper Fibre Analysis. Papers Cigarette - ; Analysis and composition of some.Paracetalaldehyde Mixtures of - and acetal; Estimation o f . K. V. 1'. Orton Para-Hydroxybenzoic Acid Salicylic acid ; Note on the melting-point of and a test Parchments Vegetable -; Metliods of analyvsing. R. XT. Siiidall and W. Bacon, Pasteurisation Milk ; Comparative experiments on t.he - and biorisuiion of. 13. Pasteurisation Mould spores; Effect of - on. Penetration Needle Bituminous materials ; New - for use in testing. C. S. Pentosans Pentose or - by means of Fehling's Solution; TI1e estimation of. Peppermint Spirit of -; Analysis of. Pepsin Alumina; Adsorption of aqueous solutions of - by. Pepsin Optimal reaction for -. G. T. Bra_\- arid F. L. E. J. Bevttri and W. 13iicon, Ellioth 298. 159. &I.Cline 15. S. Jordan 345. and P. V. McKie 143. for the presence of -. 101. Burri and A. C. Thaysen 10. H. 1;. Smith 3. C. Thom and S. H. Ayers 210. Reeve and P. Pritchard 190. J. 1,. BakerandH. F. E. Hulton 294. H. L. Thompson 277. M. A. Rakuzin and E. M. Braudo '79. S. Okada+ 281 xlii 1NI)EX Ti) VOLUME S L I . Pepsin Rose s Method for the estimation of -; Modification of. 31. €3. t-hvens, Perchlorate and Gravimetric CobaJti-Nitrite Methods Potash ; - for deterrriina-Perchlorate Potassium and sodium by the use of aniline -; Separation of and Periodates Differential Iodimetrp. Estimation of - iodates bromates ;tiid Permanganate Ferric salt solutions ; Reduction of and titration of the reduced soh-Permanganate Methods Required oxygen [in water analysis] ; Comparison of the J.H. Sachs 221. Permanganate Strongly alkaline solutions ; Titrations with - in. 13. Brauner, Peroxidase Reaction Milk ; - in. Peroxide Acids containing hydrogen - ; Behaviour of metals towards eerhin. Peroxide Hydrogen - ; New reaction of. Phenol Alcohol in the presence of -; Estimation of. Phenol Uric acid and -; New salt of uric acid alnd it.s application to the analysis Phenolic Group Alkaloids containing a - (morphine cupreine adrenaline etc. ) ; G. DenigAs 343. Phenylhydrazine Metallic oxides ; Reducing action of - on certain. I?. Piiseddu. Philippine Beeswax. Phosphates Certain divalent metals in the form of tertiarj- -; On the alkalimetric estimation of with especial reference to the volumetric determinittion of cobalt and nickel.Phosphates Citric acid solution ; Solubility of mineral - in. G . S. R.)lwrtsoriq 148. Phosphates Soils ; Comparison of methods for estimation of - in. 17. 0. Robinson 187. Phosphoric Acid Ammonium fluoride ; Loss of - during fusion with. W. A. Davis and J. A. Prescott 388. Phosphoric Acid Basic slag by the iron citrate method; Estimation of citrate-soluble - in. Phosphmic Acid McCrudden's Method for cakium for estimation of calcium :md strontium in presence of - and a small amount of iron ; llodific,ntioii of. 0. B. Winter 287. Phosphoric Acid Water ; Detection and estimatlion of very srrinll amount.; of -, especially in. P. Medinger 20. Phosphorus Gas analvsis; R'eagents for use in. R . P. Anderson and W. Biederman 191. Phosphorus Hydride Estimation of -.Phosphorus Plant ma,terials ; Estimation of - in. L4. W. Christie 247. Physical and Chemical Constants Fats; Relationship between the - o f . Phytost~ol Cholesterol and - by digitonin ; Precipitation of. Phytosterol Digitonin ; Detection of - by precipit?ation with. Phytosterol Vegehable oils ; Estimat?ion of - in. Picric Acid Reaction of - and its applications; New. Picric Acid Urine and viscera; Detection of - in. 49. tion of. the subsequent estimation of the sodium. chlorates in presence of each other. tions with --for the estimation of. 258. T. D. Jarre.11 83. D. V. Hill 55. 0. L. Barnebey 106. ,4. Hoenig 54. W. Grimmer 172 341. E. Sdkowski 257. K. Spiro 54. J. Ehrlicb 212. of. J. L. Morris 282. General reaction of.101. H. C. Brill and 3'. Agcaoli 341. W. R. Schoeller and A. R. Powell 124. M. Popp 186. IV. - in solutiou. H. Reckleben 55. H. ,J. 0. Pfeffer :;I 7 . M. Klostermann and H. Opitz, Backer 315. 9. Olig 317. 317. J. Castets 144. E. Kohn-Abrest 313 INDEX TO VOLUME XLI. xliii pig Lead copper and iron in - lead osides and lead carbonate; Colorimetric Pigments Free sulphur in antimony sulphide - ; Estimation of. A . Hutin 100. Pigments Oleomargarine and butter ; Detection of natura3 and artificial - in. Pipette Automatic -. ,4. Lowy 321. Pipettes Alkaline 1)jrogallol; - especially adapted for use with. H P. Ander-Pipettes Gas analysis ; R’eagerits for use in. 111. Specific absorpt.ion of alkaline Plant Enzymes Oxidation ; Study of - particularly with relation to.(Test for A. D. Ra.11 E. F. Armstarong HI. E. method for the determination of. B. S. White 53. L. S. Palmer and W. E. Tlirun 278. son 190. pyrogallol in various -. distinguishing dextrose and lmalose.) Armstrong E. Keeble and E. J. Russell 249. R. P. Anderson 183. Plant Materials Phosphorus in -; Est.imtltin1.1 of. Plants Boron Its absorption and distribution in - and its effect on growth. Platinum Chloroplatinic acid ; Rapid method for converting scrap - into. J . B. Platinum - wsenic gold selenium tellurium and molybdenrim ; Qualitative ‘( Poli Oil ” Ghee Indian clarified butter-fat ; - :t new adulterant. of. J. H. Pollution -4tmospheric - ; Comniittee for the investigatioii of. First report., Polysulphides Lime-sulphur solutions ; Sepration and est’imation of - and Pomade Roman -; Composition of.Potash Banana stalks and skins; - in. Potash Perchlorate and gravirnetric cobaltinitritbe metdiods for determination of Potassium Dichromate Analytical standard - as an. Potassium Iodate Tin by - Volumetric estimation of. Potassium 0t.her substa,nces ; The estimation of - in presence of. A. H. Ren-Potassium Palmitate Total Iiardness (in waters) by - ; Estimation of. If. Potassium Permanganate Cerium by means of - ; Volumetric estimation of. Potassium Sodium ; Separation of - and sodium by the use of aniline perelllorate Potato Carbohydrates in plants ; Studies of the formation and trimdocation of. IT. A. Davis Potato Starch Detection of -; Colorimetric method for the.G. Hlunck 312. Potatoes Starch in raw - ; Estimation of. E. Ewers 136. Powders F a t in -; A rapid method for the estimation of. S. B. Pliillips 122. Powders Soap - ; Analysis of. Precious or Ornamental Stones Gems and - without injury to the specimen; Precipitants Barbitmic acid thiobarbituric acid and malonylguanidine ns quan-A. W. Dox and G. P. Plnisance 384. Precipitates Mechanical means ; Washing - by. Preserves Tomatoes and tomato -; Presence of copper in. G. Liberi A. Cus-A. W. Christie 247. F. C. Cook 137. Tingle and A. Tingle 109. detection and separation of. Barnes and Xrjan Singli 72. April 1914 to March. 1915. thiosulphate in. 9. E. Browning 84. 113. S. D. Averitt 288. 1,. Reutter 171. R. H. Ellis 211. . T. D. Jarrell 83.G. Rruhns 347. G. S. Jamieson 259. nett 165. Tilgner 351. V. Lenher and C. C. illleloche 82. and the subsequent estimation of the. 111. The carboliydrat-es of the leaf and leaf-stdks of the -. and G. C. Sawyer 94. D. V. Bill 55. L. Rosenberg and V. Lenher 310. Tables for the determination of. titative - for furfural ; Comparison of. mano T. Marsiglia. and C. Zap 379. A. J. Moses 18. E. Sinkinson 390 X l i V lNDES TO V0LUM.E XLT. President Address of &lie retiring - ; -hiiual. Pressure Antigens b - ultrafiltrat ion - dialysis etc. yitli special referexice to -1. T. (;le111~-31. diplitlieria and tetanus t?oxins ; Detection and concentration of. and G. S. Walpole 137. Pressure Filtration under reduced - ; Apparatus for. Pressure Ultrafiltration and - dialysis ; Collodion membranes for.Protein Hopkins-Cole Reaction for -. H. G. D. Breidahl 101. Protein Preparations Silver in - ; Estimation of. Proteins Analysis of -. I. Estimation of arginine ?.IF decomposition with alkali. Proteins Baking strength ; - of lvlieat flour and their relatioj~ to. 11. J . Rlisli, Proteoclastic Action; Taka-diastase ; O1)tiniall conditions for. the - of. S. Okiida, Proteolytic Strength Gemiinated grain iii technical an:tl~ sis ; Nc\r nietliod of deter-Protozoa Soil -; Separattion of. S. Kopeloff H. C. Lint and D. A. Colenian 11. Prussian Blue Spent oxide; Estimation of - in. Psci~do-PIimi~.c V%Li.fcvrr Bccmr1 Seed Kernels of -. A. 1,. van Scherpen Pump Circulating - Labol%atol.;-. Pump Tl’acuum oven ; Simple device for regulating - used in exlitiusti~~g a .(’I. 1’. Pump Vaccurn -; Automatic. Pyrogallol Alkaline - ; Pipett’es especiallj- adapted for use with. Pyrogallol Gas analysis ; Reagents for use in. J. C. Irvine 111. G. S. \Till-pole 152. H. Wastenson 349. I%. H . A. Plimmer 285. 210. 281. mining the - of Acid ra,tio. C. A . Nowak 10. E. 1,. Randall 142. berg 282. J. S. Morgan 23. Plaisnnce and D. V. Moses 263. 0. Maass 59. 12. P. -4ndrr-111. Specific absorption of alkaline son 190. in various pipettes. R . 1’. -Iiiderson 183. Rabbits Cats and - ; Qiwititative estimation of moryliine in tlie varic.)us organs Radium Methods for the determination of -. 11. The emanation method. Rain Eitrogen chlorine and sulpliates in - and snow.Rancid Fats Analysis of -. Reaction Crine ; New - of. Reducing Action Phenylhydr6zine 011 certain metallic oxides ; - of. k:. Puseddu, Reducing Power R,educ,ing sugars by Iiendall ’s Solution ; Estimation of and the E. G. Wilson and Reducing Sugars Cane products ; Gravimetric estimation of - in. G. P. Meade Reducing Sugars Cane sugar ; Estimation of - in presence of an excess of. L. Reducing Sugars Carbohgdrates ; Estimation of - . V. The supposed pre-Reducing Sugars Kendall’s Solution Estimation of - bj- and the construction E. G. MTilson and Reducing Sugars Urine; New test for - in. \+-lien injected into. S. C’. Lind 56. A. IT‘. Horriberger and J. C. Munch 342. B. Artis 83. G . Issoglio 304. A. Hach 173. 101. construction of a table indicating the - of laevulose.W. R. G. Atkins 285. and J. B. Harris 247. Blaquenne 170. cipi6ation of - by basic lead acetate. of a table indicating the reducing power of lsevulose. W. R. G. Atkins,285. W. A. Davis 382. W. Cramer 97 INDEX TO VOLUME XLI. xlv Redwood and Ostwald Viscosimeters Oils in the - ; l'iscosity of. C. A. Savill and A. W. Cox 112. Reflux Condensers Ilaboratory -; Comparison of tthe relative efficiency of. 31. V. Dover and J. W. Marden 352. Refractive Indices Tleamington Spa water ; The densities and - of the. C. H. Manley 267. Refractive Indices Zeiss Butyro-Refractorneter The conversion of scale-readings to -. C. C. Roberts 376. Report Atmospheric pollution ; Committee for the investigation of. First -, April 1914 to March 1915.Report Inspectors of foods for tlie year 1914-1915; - on the work of. A. W. J. MacFadden 154. Report Tlaw - . Haigli v . Aerat>ed Bread Company, Limited. 156. Report Law - . Hunt v . Richardson, 224. Reserved Occupations Notice of - ; Suggested. Residuals Oil - and natural asphalts ; " Formolite " realetion of Nastukoff as Resin Rnswcllia Sewata; Turpentine oil and - of. 8. Resinous Woods Moisture in -; Estimation of. Resins Hops from various geographic localities ; - in. Respiration Calorimeter Man ; Improved - for use in experiments with C. F. Respiration Calorimeter lletabolic activity of small'magnitnde ; - partly ailto-113. Boric acid in cream. Quality of milk The feeding of cows. 26. applied to. C. Richardson 212. E.Azzarello 389. G. A. Russell 47. T,angwortliy and R. D. Milner 49. matic for the study of. C. F. Langworthy a4nd R . D. Milner 390. Reviews of Books : Bacteriology Aids to -. Bio-Chemistry Organic and -; Practical. Carbon Compounds Organic chemistry or tlie chemistry of the -. V. v3n Chemical Phenomena Surface tension and surf ace energy and their influence on Chemistry Experimental -; A senior. Chemistry Organic - ; Experimental. Chemistry Quantitative -; Representative procedures in. Colloid Chemistry Handbook of - ; A. W. Ostndd (translated by Dr. XI. H. Colloids Physics and cliemistry of - ; -411 introduction to tlie. E. Hatsclieli 194. Fats and Waxes Hpdrocarboi? oils and of saponifiable - ; The examination o f . Flue Uases Snnipling and analysing - .Food A4nalpsis. A. G. Woodman, Food-Supply Nutrition; Changes in the - tirid tlieir reliition to. Ti. B. Mendel, Food Values - ; What tliey are and how to ca1cul:rte then). 31. IlcKillop 355. Foods Vegetable -; Microscopy of. Hydrocarbon Oils Saponifiilble fats and waxes ; Tlie clxamination of - and of. Indian Medicinal Substances Vocabulary of - and d r q s . Inks - Their composition and manufactnre. C. G. Moor and W. Partridge 354. R. H. A. Plimmer 118. Richter 198. . R. S. Wllows and E. Hatschek 120. il. E. Duiistan and E'. R. Thole 353. J. F. Norris 86. F'. -4. (>oocl~ 191. Fischer) 3353. D. Holde GO. H. Krcisinger and F. K. Ovitx 228. T,vpical rnetliods and interprettition of results. 228. 393. A. L. Winton 393. D. Holde 60.c'. M. Gupta 326. C. A . Mitchell and T. C. HcT)-wor t!h 229 xlvi INDEX TO VOLUiVE XLI. Reviews of Books-roritili ucc7. Light Tlieories ; - and coloui*. Manufacturers Inorgmic chemical products ; Technical Cliemist ’s Handbook : Materia Medica‘ S o ~ t l ~ a l l ’ s - . Mineralogy Elenients of -. Oils bllanual of - resins and paints ; -1. Organic Compounds Identification of pure -; A4 method for the. Pharmacognosy Scientific and applied -. Plants Water purification - and their operation. Reattivi (Reagents) Reazioni (reactions) ; - P . Southall’s Materia Medica. Surface Energy Chemical phenomena ; Surface tension and - aiicl their influence on. Technical Chemist’s Handbook Inorganic chemical products ; - Tables and Metliods of Analysis for manufacturers of.Vinegar - ; Jts manufacture and examination. Volumetric Aualysis. Water - Purification plants and their operation. Waxes Hydrocarbon oils and of saponifiable fats and -; The examination of. Rhamnus Barks - ; Analysis of. Rinck’s Method Methyl alcohol ; - for the detection of. Roman Pomade Composition of -, Rose’s Method Pepsin ; Modification of - for the estimatlion of, Rubber Compound ; Direct estimat’ion of - in a. Rubber Vixlc.aiiised - goods ; Estimation of barium carbonate and barium sul-Riibner’s Test Dextrose and lactose; -4ction of normal and basic lead acetate on Russian Oak Specimen of ancient -; Note on a. J. 1,;. I,ovibond 291. Tables and Metliods of -\iialysis for - of. F. Rutlep 327. G. Lunge 396. E. W. Mann 265.Vol. I. Analysis and valuation. H. Vol. 11. S. P. Ingle 25. nfulliken 392. H. Kraemer 227. 31. F. Stein 158. J4. Tognoli 356. E. W. Mann 265. R. S. Willows and E. Hatsclieli 120. G. Lunge 396. C. A . Pvllitchell 324. A. J. Berry 157. 31. F. Stein 158. D. Holde 60. 0. Tunmann 379. L. Reutter 171. G. Fendler 31G. M. H. Givens, 49. It. W. Belfit 215. phate in. the sugars with reniarlm on - for J. H . Y’uttle 215. H. Rogerson 102. P. -4. E. Richards 169. Saccharin Detection of - and its estimation. Safety Valve New -. XI. S. Losanitch 223. Saffron Analysis of -. Salicylic Acid Para-hydrosybenzoic acid ; Note on the melting-point of - and Salicylic Acid Reaction Soya Beans ; - of. Saline Waters lodine and bromine in - ; Estimation of.Salivary Digestion Bread ; Digestibility of. I. - in vitro. J. C. Blake 248. Salvarsan - and neo-salvarsan ; Excretion and secretion of. J. Webster 231. Sampling Beeswax ; - and analvsis of. M. S. Salamon 76. Sampling Grain seeds and other material; Device for -. E. G. Boerner 154. Sausages Meats - etc. ; Detection and estimation of nitrites and nitrates in. Scale-Readings Zeiss Rutvro-Refractometer The conversion of - to refractive Scopolamine Atropine hyoscjamine and - ; Sensitive colour reaction for. R. M. Klostermann and K. Scholta, 309. Pierlot 278. a test for tfhe presence of. H. I,. Smith 3. H. C. Brill 381. D. E. Popa 184. D. 14c61 308. indices. C. C. Rtoberts 376. Wasickv 45 INDEX TO VOLUME SLI. xlvii Sea-Water Concentration of hydrogen ions in -; Use of solutions of borax wild Seasoning Teak wood ; Method of estimating the amount of - of.9. C. Sircar, Seed Kernels Pseudo-phmaix Vinifern Bcccnri; - of. A. L. van Soherpenberg: Seed M d a sativa. - and oil. Seed Wild-grape - (Vitis ~ i p u r i a ) ; Oil of the. G. D. Heal and C. K. Beebe 47. Seeds Grain - and ohher material; Device for sampling. N. G. Dljoeriier 154. Seeds Owere - ; Oil from. Seeds Palms ; Some new oil- - derived from A4merican. G. T. Bray and 14’. L. Selenium Brsenic ; Detection of small quantities of - and its distinction from. Selenium Platinum arsenic gold - . tellurium and niol~bcleii~uri ; Quitlittative Selenium Sulphur ; Estimation of - in. Sesquiterpene Alcohol Ginger ; Zingiberd A new - occurring in esseii tial oii Sewage Whipple’s Method of estimating organic nitrogen in - ; 3Iodifim tion of.Shark Liver Oil Hydrocarbon in -; Highly unsaturated. 31. Tsujimoto 385. Shell Ground cocoa ; Estimation of - in. Silica Estimation of -. Silver Arsenate Test Arsenic; Study of the - for. L J. Curtman and P. Dascli avsky 286. Silver Chloride Silver in solutions of - in ammonia ; Electrol>-tic estiinatiori of. E. 1’. Schoch and F. M. Crawford 350. Silver Protein preparations ; Estimation of - in. Silver Solutions of - chloride in ammonia ; Electrolytic estimation of - in. E. P. Schoch and F. M. Crawford 350. Silver Vmadic acid after reduction by metallic -; Estimation of. G. Edgar, 290 Slag Citrate-Soluble phosplioric acid in basic - by the iron citrate method ; Esti-mation of.M. Popp 186. Snow Rain and -; Nitrogen chlorine and sulphates in. Soap Detergent action of -; Researches on fhe. Soap Free alkali in -; Estimation of. Soap Powders ; Andysis of -. Soap Solutions ; Studies of -Society of Public Analysts and Oker Analytical Chemists Proceedings of the 2 31, Sodium Glyceroxide Glycerol in oils as -; Estimation of. Sodium Potassium and - by the use of aniline perchlorate ; Separation of and Sodium Pyrogallate Oxygen ; - as reaqent for estimation of. J. W. Shipley 340. Soil Amino-Acid nitrogen of -. Soil Anslysis Mechanical -; Method of. Soil Nitrates in -; Estimation of. R. S. Potter and R. S. Snpder 20. Soil Protozoa - ; Separation of. N. Kopeloff H. C . Lint and D. A. Coleman 11. Soils Phosphates in - ; Comparison of methods for estimation of.W. 0. Soils Total carbon in -; Rapid method for accurate determination of. R M. 1)oric acid in the colorimetric estimation of the. 213. 282. 8. Palitasch 387’. 8. Elliott 298. J. Mcunier 389. detection and separation of.’ P. E. Browning $4. of. B. T. Brooks 90. F. W. Rruckmiller and L. E. Jackson 254. W. Smith 21. R. Wasicky and C. Wirnmer 40. 1‘. Lenher and E. Truog 219. H. Wastenson 3-10. 13. -4rtis 83. S. A. Shorfer 171. L. Rosenberg and V. Lenher 310. V. Lenher and M. V. R. Buell 311. F. H. Newington 88. 70 87,121 159 195 231,267 294 334 and 357. the subsequent estimation of the -. H. Bull 343. D. V. Hill 55. 0. Rwen 23. R. S. Potter and R. S. Snyder 48. Robinson 187.Salter 282 xlviii INDEX TO VOLUME XLI Solutions Ferric salt -; Reduction of arid titration of tlie reduced - with Solutions Soap - ; Studies of. South Africa Kaffir Corn (“ Dari ”) from -. Soya Bean Carbolijdrates and enzymes of the - . Soya Beans Salicylic acid reaction of -. Soya Beans T’rease in - ; Presence of. Spent Acids Mixed and -; Ailalpis of. Spent Oxide Prussian blue in -; Estimation of. Spent Oxide Sulphur in -; Estimation of. Spices Analysis of -. C. Arragon 279. Spirit of Peppermint Bnalysis of -. Spirit Varnishes Methyl and etli)-l alcolrol in -; Estimation of. and C. T. Lincoln 14. Spores Xould -; Effect of Pasteurisation on. Stalk Tea ; -Jlmourit of - in. Stalks Bttnana - and skins ; Potash in. Standard -4nal?-ticnl - ; Potassium dichroma,t.e as an.Standards Coloi-iiuetric assays ; Colour - of. Starch Potato -; Colorimetric rnetliod for the detection of. Starch Raw potatoes ; Estimation of - in. E. Ewers 136. Starches (felatinising temperature of - by means of a thermo-slide ; Determinn-t’ion of tlre. Stearic Acid Hutter Fat; Estimation of - in. E. 13. Holland J. (1. Reed and J. P. Ruckley Junr. 209. Steel Carbon in - by Rggeistz Nethod ; Estimation of. H. Le C’lrittelier arid F. Bogitch 218. Steel Sulphur in - ; Accurate end-point in volumetric estimation of. H. Zschiegner 220. Steels Carbon in - and irons by direct combustion in oxygen at high tempwn-tures; Estimation of. Stones Gems and precious or ornamental - without injurv to tlre specimen : Tables for the determination of.Strength Wlieat-flour Method for the determination of the - m d baking Strontium i\IcCi*itdden ’8 PIfetho-d for cdciurn for estimation of calcium and -in presence of pliosplioric acid and :t small amount of iron; Modification of. 0. B. Winter 287. permanganate. A. Hoenig 54. V. Leiilier. and M. TJ. 11. 13uel1 311. 8. J. 1’. Street and E. 31. Bailey 9. H. C. Brill 381. I?. M. Groll 140. L. Wuyts 103. E. L. Randall 142. E. V. Espenhahn 150. H. 1,. Thompson 277. G. W. Knight C. Thorn and S. H. Ayers 210. G. Bruhns 347. J. J. B . Deuss 78. R. H. Ellis 211. H. V. -4rny and C. H. Ring 222. G. Blunck 312. C. K. Francis and 0. C. Smith 248. J. R. Cain and H. E. Cleaves 218. -1. J . Moses 18. qualities of. C. H. Bailey 134.Subliming Iodine; Device for - and weighing small quantit.ies of. G. Fouque, 322. Sugar Cane - ; Action of cupric solutions on. Estimation of invert - in Sugar Cane - and invert” - on alkaline copper solutions ; Comparative actions Sugar Cane - in condensed inilk; Estimation of. G. W. Knight and G . Sugar Crystallisable - by inversion ; Yeast preparation for use in the estimation Sugw Maple products ; Analysis of. T’III. Application of the conductivitv and J. F. Snell and G. J. van Sugar Urine for - with Feliling’s Soliit.ion ; Cause and significance of an presence of cane -. of. 1,. Maquenne 178. FormanBk 132. of. H. Pellet 381. volumetric basic lead acetate tests to maple -. Zoeren 208. abnmmal reaction obtained in testing. E . Saillard 61. W.Crnmcr 96 INDEX TO VOLUXE XLI xlix Sugars Cane sugar; Estimation of reducing - in presence of an excess of. I,. Maquenne 179. Sugars Carbohjdrates ; Estimation of -. V. The supposed precipitation of reducing - by basic lead acetate. Sugars Reducing - b_v Kendall 's Solution ; Estimation of and the construction of a table indicating the reducing power of lzevulose. E. G. Wilson and W. R. G. Atkins 285. Sugars Reducing - in cane products ; Gravimetric estimation of. G. I?. Meade and J. B. Harris 247. L. Maquenne 180. Sugars Rubner's Test for dextrose and lactose; Action of normal and basic lead acetate on the - with remarks on. Sugars Urine; New test for reducing - in. Sulphates Rain and snow ; Nitrogen chlorine and - in. Sulphates Urine ; Volumetric estimation of total sulphnr and - in small quan-tities of.Sulphides Mixture of alkali - thiosulphates and ditliionates ; Analysis of a . J. A. Muller 104. Sulphides Thiosulpliates in the presence of - ; Titration of and the estimation of thiosulphates in the presence of sulphites bisulphites and -. -4. Sandel., 84. c. Pertusi 19. Sulphite Thiosulphate in the presence of - Volumetric estimation of. 4 . Sander 320. Sulphites Thiosulphates in the presence of - bisulphites and sulphides ; Titra-tion of thiosulphates in t-he presence of sulpliides and the estimation of. A. Sander 84. Sulphur Antimonj- su1p:fiide pigments ; Estimation of free - in. A. Hutin 109. Sulphur Compounds containing -; T'rtimation of the methoxg gronp in. A. Sulphur Lime-sulphur solutions by iodine titration ; Estimation of tliiosulpl late Sulphur Selenium in -; Estimation of.Sulphur Spent oxide; Estimation of - in. Sulphur Steel ; Accurat-e end-point in volumetric estimation of - in. H. Sulphur Total - and sulphates in small quantities of urine ; Volumetric estima-S p p Gum in the officinal - of gum ; Estimation of. Syrups Maple products ; Analysis of. VI. Volumetric basic lead acetahe test for J. F. Snell N. C. MacFarlane and G. J. van Zoeren, SFUPS Moisture in - bj- the calcium carbide metshod; Estimation of. R. M. W. A. Davis 382. Sugars Reducing - other than invert sugar ; Presence in industrial - of. H. Rogersoii 102. W. Cramer 9'7. R. Artis 83. J. C. Drummond 96 . Sulphides Tin antimonJ- and arsenic ; Action of magnesilim on the - of.Kirpal and T. Buhn 253. in. P. 1,. Rlumenthal and S. D. Averitt 350. W. Smith 21. E. V. Espenhahn 150. Zschiegner 220. tion of. J. C. Drummond 96. E . Luce 340. purity of maple -. 207. West 186. Table Laevulose ; Estimation of reducing sugars by Kendall's Solution and the E. G. Wilson and Tables Determination of gems and precious or ornmental stones without. injury Taka-Diastase Proteoclastic action of - ; Optimal conditions for the. S. Okada, construction of a - indicating the reducing power of. W. R. G. Atkins 286. to the specimen; - for the. 281. A. J. Mosles 17 1 lNDEX TO VOLUME XLI. Tallow Illipk Suts and the sources of Borneo -. Tannin Estimation Nickel hydroxide in -; Use of. Tannin Estimation of -. Tannin Tanning materials ; Estimation of - in.Tartaric Acid Estimation of -, Tea Stalk in -; Amount of. Teak Wood Seasoning of - ; Method of estimating the amount. of. Technical Applications Casein and its -. Tellurium Platinum arsenic gold selenium - and molybdenum ; Qualitative Temperature Coal ash under fuel-bed condit?ions ; Method and furnace for the Temperature Starches by mteans of a thermo-slide ; Determination of the gelatin-Temperature Water in alcohol by means of the critical solution - ; Determination V. Rodt~ 316. Temperatures Direct combustion in oxygen at high - ; Estimation of carbon Temperatures High -; Calorimetric measurements at'. Tertiary Phosphates Cert'ain divalent metals in the form of - On the alkali-metric estimation of with especial reference to the volumetric determination of cobalt and nickel.Tetanus Toxins Ultrafiltration pressure dialysis etc. with special referecce t o diphtheria and - ; Detection and concentration of antigens by. A. T. Glenn>-and G. S. Walpole 137. Tetrathionates Error in certain iodine titrations ; Decomposition of - in all.:aliiie solution as a source of. Textiles Analysis of -. Thermo-Slide Starches by means of a - ; Determination of the gelatinising C. K. Francis and 0. C. Smith 248. '' Thinner " Oil varnish ; Estimation of volatile - in. Thiobarbituric Acid Barbituric acid - and malonylguanidine as quantitative A. W. Dox and G. P. Plaisanc,e 384. Thiocyanates Ferro- and ferricyanides in the presence of cyanides and - Esti-Thiophen Benzene ; Estimation of - in.Thiosulphate Polysulphides and - in lime-sulphur solutions ; Separation and Thiosulphate Sulphite ; Volumet-ric estimation of - in the presence of. A. Thiosulphate Sulphur Lime-sulphur solutions by iodine titration ; Estimatiml of Thiosulphates Alkali sulphides - and dithionates ; Analysis of a mixture of. Thiosulphates Sulphides ; Titration of - in the pesence of a,nd the estimation A. Sander 84. Thorium Ammonium salt of nitrosophenylhydroxylamine (',' Cupferron ") ; The W. M. Thornton Junr. B 8 . Tin Ashes Tin in -; Eshimation of. Tin Canned foods ; - in. 7. P. Singh and T. P. Gliose, 102. D. B. Dott 52. A. Gawalowski 52. B. G. Hartmann J:R. Eoff and 31. J. Ingle, 216. J. J. B. Deuss 78. C. H. Wright 213. D. Marotta 383.detection and separation of. determination of the softening - of. ising - of. of very small quantities of. in steels and irons by. P. E. Browning 84. A. C. Fieldner and A. L. Field 16. C. K. Francis and 0. C. Smith 248. J. R. Cain and H. E. Cleaves 218. S. Tamaru 110. W. R. Soh,oeller and A. R. Powell 124. Rl. M. Chapin 150. Pontio 81. temperature of. E. W. Bcughton 318. precipitants for furfurd; Comparisor; of. mation of. F. G. W. Knapman and E. 1,. Randall 253. 0. Paglini and B. Silberimmn 102. estimation of. Sander 320. S. D. Averitt 288. in. P. L. Blumenthal and S. D. Averit.t 350. J. A. Muller 104. of - in the presence of sulphites bisulphites and sulphides. separation of - from iron with the aid of the. Y. Welwart 259.W. D. Bigelow 342 INDEX TO VOLUME XLI. li Tin Group Metals of the - in qualitative analysis ; Separation of. J. 31. Welch and H. C. P. Weber 258. Tin Heavy metals from - antimony tungsten and molybdenuni by means of t$he electric current; Use of hydrofluoric acid in separation of some. L. W. McCay and N. H. Furman 149. Tin Potassium iodate ; Volumetric estimation of - by. Tin Sulphides of - antimony and arsenic; Action of magnesium on the. Pertusi 19. Tin - Ashes ; Estimation of - in. Tin Tungsten by Fieber's Method; Estimation of. Separation of - from tung-Titanium Trichloride Volumetric analysis ; Use of - in. Titrations Permanganate in strongly alkaline solutions ; - with. B. Brauner, Titrimetric Method Carbon dioxide ; Methods for the estimation of.New form of Tobacco Nicotine in - and - extracts ; Estimation of. h critical esamina-Toluene Benzene and - in commercial mixtures; The estimation of. -4. Toluene - ; Estimation of. Applicataioln of the method to benzene and xylene. Tomato Preserves Copper in tiomatoes and -; Presence of. G. Liberi A. Cus-Toth's Method Nicotine by -; Methyl red as an indicator in the estimation of. Tower Carbon dioxide ; Methlods for the estimation of. New form of absorption Town Service Waters Free chlorine in -; Detection of. G. -4. Le Ro?, 182. Toxins Antigens by ultrafiltration pressure didysis etc. with special reference to A. T. Glenny Translocation Carbohydrates in plants ; Studies of the formation and - of. I. : Translocation Carbohydrates in plants ; Studies of the formation and - of.11. : Translocation Carbohydrates in plants ; Studies of the formation and - of. 111. : W. -4. Davis and Trichloride Arsenic by dist>illation as - ; Reduction of arsenic to the arsenious R. C. Roark and C. C. MacDon-Trivalent Manganese Glass ; Xote on the identification of - in. S. R. Scholes 54. Tropics Specific gmvitvy of fixed oils in the -; Determination of the. C. H. Tungsten Dehection of -. M. L. Hartman 320. Tungsten Fieber 'R Method ; Estimation of - by. Separation of tin from -. Tungsten Heavy metals from tin antimony - and molybdenum b s means of the electric curi3ent; Use of hydrofluoric acid in separation of sorne. L. W. McCay and N. H. Furman 149. Tungsten Qualitative and quant*itat~ive analysis of -. Turpentine Oil Boswcllia serrata; - and resin of.8. Turpentine Purity of -; Testing the. G. S. Jamieson 259. C. N. Welwart 259. sten. E. Dithler and A. von Graffenried 351. A. Monnier 260. 258. absorption tower adapted to the. tion of methods. Edwards 250. H. W. James 144. mano T. hlarsiglia and C. Zay 379. P. Schick and G. Hatos 308. E . Torug 58. H. B. Rasmussen 208. adapted to the titrimetric method. E. Torug 58. diphtheria and tetanus -; Detection and concentration of. and G. S. Walpale 137. The carbohydrat-es of the mangold leaf 92. The dextrose-lEvulose ra'bio in the mangold. The carbohydrates of t-he leaf and leaf-stalks of the potata. (2. C. Sawyer 94. state by cuprous chlorid'e and estimation of. nell 217. W. A. Davis 93. Wright 213. .E. Dittler and A. von Grafferuied 351. 31. I;. Hartman 289. A. Krieger 347 lii INDEX TO VOLUME XLL. Turpentine Wood -; Composition of. Twig and Bark Oils Coniferm; Oils of the. 31. Adams 9. V. The leaf and - of Incense Cedar. 4. W. Schorger 17i. Ultrafiltration Antigens by - pressure dialysis etc. with special reference to diplitlieria and tetanus toxins ; Detection and concentration of. A. T. Glenny and (2. S. Walpole 137. Ultrafiltration Collodion membranes for - and pressure dialysis. G. S. 1 T - d -pole 152. Unit Viscosity measurement; - of. Unsaturated Hydrocarbon Shark liver oil; Highly - in. Unsaturated Hydrocarbons Carbon monoxide in mixtures containing - ; Direct Urea Grease method; Estimation of - in urine by the. Urease Method Urea in urine by the -; Estimation of.Urease Soya beans ; Presence of - in. Uric Acid Phenol ; New salt? of - and its application to the analysis of - and. Urine Abnormal reaction obtainled in testing - for sugar with Fehling 's Solution ; Urine Albumin in -; Estimation of. Urine Picric acid in - and viscera ; Detection of. Urine Reaction of -; New. A. Bach 173. Urine Reducing sugars in -; New test for. Urine Total sulphur and sulphates in small quantities of -; Volumetric estima-Urine Vrea in - by the urease methlod ; Estimation of. P. C. McIlhiney 223. M. Tsujirnob 383. est.imation of. A. Piva 141. C. H. Fiske 79. C. H. Fiske 79. T. M. Groll 140. J. L. Morris 282. Cause and significance of an. W. Cramer 96. R. Dhommde 173. E. Kohn-Bbrest 313.W. Cramer 97. t<ion of. J. C. Drurnmond 96. C. H. Fiske 79. Vacuum Oven Pump used in exhausting a - ; Simpl'e device for regulating. Vacuum Pump Automatic -Valve Safety -; New. Van Slyke Method dmino-acids of feeding-stuffs by the -; Estimation of the. Vanadic Acid Metallic silver; Estimation of - after reduction by. G . Edgar, Vanadium " Cupferron " ; Estimation of - by. Vanadium Electrometric titration of -. Vanilla Vanillin in - ; Colorimetric determination of. Vanillin Vanilla ; Colorimetric determination of - in. Vapotu Apparatus Burrell's -; Estimation of benzol in coke-oven gas by. Vapour Densities Comparative Method for determining -. Varnish - Analysis. I. Molecular weights of vegetab1,e oils. Varnish Volatile " thinner " in oil -; Estimation of.Varnishes Mlethyl and ethj-l alcohol in spirit -; Estimation of. Vegetable Oils Molecular weights of certain -. Vegetable Oils Phgtosterol in -; Estimation of. Vegetable Oils Varnish -4nalysis. G. P. Plaisance and D. V. Moses 263. 0. Maass 59. M. S. Jlosanitch 223. H. S. Grindley and M. E. Slater 46. 290. W. A. Turner 261. H. L. Kelley and J. B. Conant 108. T. von Fellenberg 280. T. von Fellenberg 280. L. C. P. Blacliman 24. M. k'. Senton Whiton 313. and G. B. Sawyer 254. and C. T. Lincoln 14. E. W. Boughton 318. G . W. Knight H. J. Backer 47. 121. Klostermann and H. Opitz, M. Y. Seaton 317. and G. B. Sawyer 254. I. Molecular weights of -JSUEX TO VOLUME XIIT. liii Vegetable Parchments h a l j s i n g - ; llletliods of.R . TV. Sindall and W. Bacon, Velocity 0rg;tiiic acids ; Distribution co-efficients and - of extraction of certain. Vermouth Essential oils (essences) in -; Estimation of. Vermouth Essential oils in -; Estimation of. Vine Fruit of the Canadian -; Oil from the. Vinegar Wine and -; Use of the Iodic Acid-Starch Reaction in the esamina-Viscera Picric acid in urine and -; Detection of. Viscosimeters Oils in the Redwood and Ostwald -; Viscosihy of. C. A . Savill Viscosimeter Direct-Reading -. Viscosimeter New form of -. Viscosity Oils in the Redwood and Ostwald Viscosimetlers ; - of. C. A. Savill Viscosity Measurement ; Sources of error in - . E. C. Ringham H. I, Viscosity Measurenieiit ; Uiiit of -. ( l 7 t i . s i*ipm*ic~) Wild-grape seed -; Oil of the.G. D. BeaI and C. K. Beebe, Volatile Oil Ptrlycanthiis orrideiitalis ; - of. Volatile Oil Ezithamia Carolinna (L.) Greene ; - of. G. A. Russell 281. Volatiie " Thinner '' Oil varnish ; Estimation of - in. E. W. Boughton 318. Volumetric Analysis Titanium trichloride in - ; Use of. A. Monnier 260. Volumetric and Conductivity Basic Lead Acetate Tests Maple products ; Analysis J. F. Snell and G. J. van Vulcanised Rubber Goods Barium carbonate and barium sulphate in -; Esti-101. J . Piiinow SO. L. Ronnet 306. S. Rocques 89. S. Fachini and G. Dorta 309. tioii of. J. Jaenpretre 379. E. Xohn-Abrest 313. and A. W. Cox 112. H. F. MacMichael 24. H. C. Hayes and G. W. Lewis 391. and A. TV. Cox 112. Schlesinger and A. R . Coleman 85. P. C. McIlhiney 223.47. C. C. Scalione 309. of. Zoeren 208. mation of. VJII. Application of the - to maple sugar. 5. l3. Tuttle 215. Wash-Bottle Son-Spattering -. Washing Precipitates by mechanical means. Water -4nalgsis. Water Analysis Required oxygen [in - J ; Comparison of the permanganate Water Bacillus sporogenes in milk and -; Simple testl for. Water Coal; Some properties of the - in. H. C. Porter and 0. C. Ralstm 314. Water Critical solution temperature ; Det.ermination of very small quantities of Water Dissolved oxygen in - ; Estimation of. Water Ether; Bstimation of small amounts of alcohol and - in. 33. Malinck-Water Leamington Spa -; The densities and refractive indices of the. C. H. Water Phosphoric acid especially in -; Detection and estimation of very smdl Water-Vaipour Air - and nit.rous oxide in mixtures of tshese three constituents ; Waters Calcium and inagnesium in natural -; Estimation of.S. A. Kay and Waters Carbonic acid combined and free in solution particularly in nat~iral -; F. C. Clspp 323. E. Sinkinson 390. L. W. Winkler 151. methods for the estimation of. J. H. Sachs 221. J. Weinziel 48. in alcohol by means of the. Tr. Rodt 316. J. 3liIIer 222. rodt and A. D. Alt 342. llanley 267. amounts of. P. Medinger 20. Estimation of. S. H. Newlands 221. Estirnation of. J . Johnston 255. G. A. Burrell and G. W. Jones 318 liv INDEX TO VOLUME XLI. Waters (iast; dissolved in ~ and effluents; Estimat.ion of. A. A. Swansoa and Waters Hardness of natural -; Estbimat.ion of and tlie use of methyl red as an Waters '3 L.a 1' ine - ; Estimation of iodine and bromine in. Waters Total hardness (in -) by potassium palmitate; Estimation of. Waters Town service -; Detection of free chlorine in. Waxes Beeswax and wool-wax ; Analysis of - witah special reference to. 11" TV. Weighing Iodine; Device for subliming and - small quantities of. G. Fouque, Weights International Atomic - ; 1916. Wheat-Flour Strength and baking qualities of - ; Method for the determination of the. Wheat Proteins of - flour and their relation to baking strength. &I. J . Blish, 210. Whipple's Method Organic nitrogen in sewage ; 3Iddification of - of estimating. E'. W. Bruckmiller and L. E. Jackson 254. Whole Milk Fat content of dried -; Estimation of the. Wild-Grape Seed Oil of the - (Vitis riparia).G. D. Beal and C. K. Beebe 47. Wine Iodic Acid-Starch Reaction in the examination of - and vinegar; Use of Wines Artificial colours in -; Detection of. Wood Oil Chinese -; Adulteration of. Wood Seasoning of teak -; Method of estimating the amount of. Wood Turpentine Composition of -. Woods Moisture in resinous -; Estimation of. Wool-Wax Waxes with special reference to beeswax and - ; Analysis of. G . A . Hulett; 17. indicator. S. A. Kay and S. H. Newlands 220. D. E. Popa 184. M. Tilgner 351. Richardson and Cr. A. Bracewell 89. 322. G. A. Le Roy 182. 1. C. H. Bailey 134. K. Mohs 378. the. J. Jaenpretre 379. H. Kreis 380. J. C. Brier 13. 4. C. Sircar, 213. M. Adams 9. E. A4zzarello 389. 1'. W. Richardson and G. A. Bracewell 89. Xylene Toluene ; Estimation of. Application of the method to benzene and -. H. M-. James 144. Yeast Milk and butter ; The effect of feeding on the composition of Dried - and Yeast Preparation Crystallisable sugar by inversion ; - for use in the estimation Yeasts Enzymes and special - in carbohydrate analysis ; Use of. W. A. Davis, Yttrium Erbium frorn -; Separation of. decortica.ted cotton meal. of. H. Pellet 381. 138. H. T. Cranfield and M. G. D. Taylor 240. P. S. Willand and C. James 257. Zeiss Butym-Refractometer Refractive indices ; - The conversion of scale-Zinc Cadmium and - ; Volumetric estimation of. Zinc Electrolysis; Estimation of - by. Zingiberol Essential oil of ginger ; - * . A new sesquiterpene alcohol occurring in. readings to. C. C. Roberts 3'76. H. Enell 82. F. Chancel 187. B. T. Brooks 90. BILLING AND SONS LTD. PRINTERS QUIT,DFOllD lCSGI.AN