摘要:

THE ORGAN OF THE A MONTHLY JOURNAL DEVOTED TO THE ADVANCEMENT OF ANALYTICAL CHEMISTRY. EDITORIAL COMMITTEE : OTTO HEHNER. ALFRED H. ALLEN. R. H. DAVIES. I BERNARD DYER, D.Sc. SUB-EDITOR : W. J . SYKES, M.D. VOLUME x v m . 1893. LONDON : B A I L L I h R E , T I N D A L L A N D C O X , KING WILLIAM STREET, STRAND, W.C.INDEX TO SUBJECTS. A. PAGE Abnormal samples of milk, C, W. HEATON and others . . . . . . . . . . . . . . . 1 to 6 Acetone, Volumetric estimation of, ROBINEAU & ROLLTN . . . . . . 148 The solubility of rosin and ininernl oils, or their mixtures, in, F. WIEDEBHOLD . . . . . . . . . 206 dcidinietric and alkalimetric solutions, Acido-butyrometry, N. GKBBER . . . . . . 137 Acts, Defects in the Food Adulteration ... 35 ,, Suggested improvements in the work- Adulteration Acts, On the results of the working of, in Dublin, SIR C.CAMERON 213 Alcohols, The detection of monovalent, B. V. BITTO ... 146 Methyl and ethyl; C. A.'Losay DEBBUYN . . . . . . . . . 136 Alkaline liquids containing hypochlorite, Tikation of, C. ULLMANN . . . . . . 255 Alumina and ferric oxide in mineral phos- phates, Determination of, MARIANI & TASELLI . . . . . . . . . . . . . . . 90 Alumina and ferric oxide, Separation of, H. BORNTBAQEB . . . . . 146 Ammonia, Presence of, in zinc duet, ROBINEAU & ROLLIN . . . . . . . . . 144 Ammonia, The Nessler reaction for, B. NEUYANN . . . . . . . . . . . . . . . 232 Ammonium thiocyanstte in manures, P. L. JUMEAU ... .:. . . . . . . . . . 135 Analysis, Electolytic methods of, OETTEL 151 Analytical Chemists, Formation of Italian Society of .... . . . . . . . . . . 21 Aniline oil, The analysis of, H. REINHABDT 150 Annual meeting of the Society . . . . . . 25 Annual address, President's . . . . . . 25 Anuuul dinner . . . . . . . . . . . . 45 Antirnony from arsenic, Separation of, L. GABN IEB . . . . . . . . . . . . . . . 259 Apparatus for the estiination of insoluble Apparatus, New distilling, for the Stoik nitrogen process. W. F. K. STOCK . . . . 58 Apparatue for the estimation of free and albuminoid ammonia in water-analysis, A. H. GILL . . . . . . . . . . . . 65 APPOINTMENTS :- Mr. John White to West Bromwich ... 24 Mr, W. W. Fisher, as District Agricul- t u r d Analyst for the County o f Oxford 308 dppoiijttnents, Joint, of Medical Officer of 31 Arsenicalis liquor, New volumetric method for the valuation of, 8.C ~ ? O B Y . . . . . . 259 Arsenic from antimony, Separation of, L. ,, Standardizing of, PARSONS, . . . . . . 95 ing of the Food . . . . . . . . . 37 ,, . . . . . . fatty-acids, C. E. CASSAL 44 Health and Public Analyst undesirable.. . GARNIEB . . . . . . . . . .+. .., 259 1 Ash i n mineral lubricating oils, Determina- tion of, A. STEPHANOW . . . . . . . . . Babcock machine, On some modifications of, C. R. C. TICHBOBNE . . . . . . . . Basic slag, The determination of lime in, A. F. HOLLEMANN . . . . . . . . . . . . Beer, Boric acid a natural constituent of, J. BRAND . . . . . . . . . . . . Detection of saccharin in, F. GANNTER Beeswax, The examination of, (3. BUCHNER Boiling-point of salt solution, H. D.RICH- Boric acid a normal constituent of hops and beer, J. BIZAND . . . . . . . . . . . . Boric acid, On a method of titrating, R. T. THOMSON . . . . . . . . . . . . . . . Boric acid, Methods for the determination Borofl iioride of potassium, Acidimetric esti- Boron, The determination of, H. MOISSAN Butter, Average composition of, during 1892 ,, The volatile fatty acids of, H. KREIT ,, Mixtures of, with margarine, or other fats, The recognition of, A. M. HOUZEAU . . . . . . . . . ,, Note on a new method of examining, C. E. SOHN . . . . . . . . . ,, Distinguished from margarine, F. GANNTER . . . . . . . . . . . . ,, The content of leicithin in, E. WRAMPELXEYER . . . . . . Butter analysip, comparison of Reichert- Wollny and Leffmann- Beam processes ... tier's method of, A.Przz1 . . . . . . . . . 9 , ,, by polarized light, A. PJZZI . . . . . . . . . 9 , ,, Use of crysotile fibre in ... 1 , ,, Kreis' modiflortion of the , 3 ,, sulphuric acid as a hydro- B. ,, MOND . . . . . . . . . . . . . . . of, A. I(. REISCHLER . . . . . . . . mation of, F. STOLBA . . . . . . . . . 9 9 ,, On the (so-called) Penne- Reichert-Meissl process lyzing agent, S. RIDEAL Butter-fat, Sulphuric acid hydrolysis of, S. RIDEAL . . . . . . . . . Burgric acid, The distillation of,"H. D: RICHMOND . . . . . . . . . . . . . . . C. Caccio-Cavallo," The analysis of, GI. SAR- TORI . . . . . . . . . . . . . . Cadmium from copper, Separation of, by Canada, Particulars as to public analysts in Carbolic acid, Asuaj of crude, G. SCEACJHEBL the iodide method, P. E.BBOWNINQ ... 'AGE 94 23i 21 135 186 233 142 135 184 222 282 254 52 134 204 218 284 305 55 91 91 77 145 165 165 17 17 304 86 48,.. INDEX. 111 PAGE Castor-oil, Oxidized or soluble . . . . . . 226 Centrifugal milk-testers, Note on, P. VIETH 201 Centrifugal separator, Rapid determination 138 Centrifugal milk-testers unfitted for use by unskilled per- sons ... 202, 237 ing,R. H. WIL- KINSON ... 292 Certificates on adulterated sainples, Note on, A. W. STOKES. . . . . . . . . . . 287 Cheese, Tho analysis of " Caccio-Ctivallo," G. SARTOBI . . . . . . . . . 17 ,, Chemical researches on Sicilian, SPICA & DE BLASI 94 ,, Use of crysotile fibre '"in t h l analysis of . . . . . . . . . 77 ,, Manufacture of, from sheep's milk, C. BESAXA . . . . . . . . . 248 Chlorides, A source of error in estimating by Mohr's method, W.8. YOUNG. ... 125 Chlorine in water, Note on the estimation of, F. FAIBLEY . . . . . . . . . . . . 222 Chromium in ferro-chromium, The deter- mination of, SPULLER & KALMANN 251, 252 Cod-liver oil, Acidity of, due to use of old livers . . . . . . . . . . . . . . 197 Co5ee, Use of crysotile fibre in the analysis of 81 Coffee glazing, F. FELSINQER . . . . . . 147 Condensed milk, Points in the analpeis of, RICHMOND & BOSELEY . . . . . . . . . 170 Consistency of semi-solids, Simple appliance for testing tlie, C. E. SOHN . . . . . . 218 Copper sulphate, On the examination of, J. RUFFLE . . . . . . . . . . . . . . . 279 Cqpper from cadmium, separation by the iodide method, P. E. BBOWNINQ ... 304 Copper sulphate, Rapid detection of iron in, (3.GBIGQI . . . . . . . . . . . . 305 CORRESPONDENCE :-- Letter from Mr. A. W. Stokes . . . . . . 24 ,, from Dr. Morgan . . . . . . . . . 187 ,, from Messrs. Stokes and Bod- mer ... 212, 260 ,, from Meser's.'Richmond and Bose- ley ... 236 ,, from Nr. W: F. K.'Stock' ... 96 GANNTER ... 183 heated, W. G. CSOOE ... 221 Cream, Average amount of fat in, during of crude fibre by, W. TH~~ENEB . . . . . . 9 , ,, Apparatus for heat- Cotton-seed-oil in imd, Detection of, F. ,¶ ,, Detection of the year 1899 . . . . . . . . . 52 organic analysie, T. MACFARLANE ... '73 D. Deftnitions of vinegar, Various . . . . . . 180 Drugs, Unsatisfactory condition of the analysis of . . . . . . . . . . . . . . . 29 Dublb, On the results of the working of the Adulterabion Aots in, SIB C.CAMERON 213 ,, Rising of, in churns during delivery 54 Crysotile fibre, On the use of, in proximate PAOE E. voltages in, H. FUENDENRERG ... 267 Electrolytic niethods of anrtlysis . . . . . . 151 Electrolytic separations, 'l'he use of defiuite F. Fat, Note on an abnormal melting-point Fat in the milk of Mecklenbui-g hertly, Fats and oils, Use of crysotile fibre in the Fats, Hgdrolgaia of, by concentruted sul- Fats hy strong sulphuric acid, Saponification of, SCHATZUANN & KBEIS . . . . . . 304 Fatty acids, Estimation of insoluble, C. E. CASSAL . . . . . . . . . . . . . . . 44 Fatty oils, The oxidation of, W. FARBION 253 Ferric oxide and alumina in mineral phos- phates, Determination of, MABIANI C?L TASSELI . . . . . . . . . . .. . . . 90 Ferro -chromium, The determination of chromium in, SPULLER & KALMANN 251,252 Ferric oxide and alumina, Separation of, H. BOBNTRAQER . . . . . 146 Fibre, Rapid determination of, crude by Food Act of Dr. Cameron, Strictures on tlie 30 Fowler's solution, New volumetric method of, E. J. BIZVAN . . . . . . . . . . . . 286 Amount of, I?. VIETH . . . . . . . . . 301 analysis of . . . . . . . . . . . . . . . 78 phuric acid, PBAQER & STERN . . . . . . 230 . . . . . . centrifugal separator, W. THORNER ... 138 for the valuation of, 8. GYOBY . . . . . . 259 G. Gas dissolved in potable waters, Observa- tions on the methods in use for the deter- mination of, G. MUSAIO . . . . . . .. 67 Ginger, with special reference to the dis- crimination between genuine and " ex- hausted" specimens, DYEB & GILBARD 197 284 Gunpowder, Use of crysotile fibre in Glue, Valuation of leather, F.GANNTRR ... analysis of . . . . . . . . . . . . . . . 83 H. Hops, Boric acid a natural constituent of, J. Hydrazines with lignin, Reactions of, E. Hydrolpis of i'uts by concentrated sui- Hydroxylamine, Quantitative precipitatioii Hypochlorite, Titration of alkaline liquids BRAND . . . . . . . . . . . . . . . 135 NICKEL . . . . . . . . . . . . . . . 283 phuric acid, PRAQEE & STERN . . . . . . 230 containing, C. ULLMANN . . . . . . 255 the chemistry of, R. HENRIQUES ... 223 HENRIQUES . . . . . . . . . . . 227 HOLDE . . . . . . . . . . . . . . . 147 258 in presence of, JANNASCH & MAI . , , 256 I. Indiarubber surrogates, Cantributions to Indiarubber goods, The analysis of, R.Indiarubber goode, The analysis of, n. Inland Revenue, Extract from the report of Indiarubber, Recovered, R HENRIQUHS ... the Comemissionere of . . . . . . . . . 259iv INDEX. PAGE Iodine, Qualitative examination for cyano- Iron pyrites, and oxide of iron in mineral phosphates, Distinction between, H. H. B. SHEPHERD . . . . . . . . . . . . 261 Iron in commercial copper sulphate, Rapid method for the detection of, Gt. G ~ R I ~ G I 305 gen in, C. MEINEKE . . . . . . . . . 93 L. The analysis of, AMTHOS & ZINL ... ,, DetJection of cotton-seed-oil in, F, GANNTER . . . . . . . . . . . . ,, Detection of heated cotton-seed-oil in, W. J. CROOK . . . . . . . . . Lead, Estimation of oxygen in, LUNGE & SCHMID . . . . . . . .. . . . . . . LEQAL :- The sale of baking-powder containing alum . . . . . . . . . . . . . . . Is coloured acetic acid vinegar ? ... “ Substance, Nature, and Quality.” Im- Leffmann-Beam method of estimating fat in milk, H. D. RICHMOND Leicithin in butter, The content of, E: WRAMPELMEYER . . . . . . . . . . . . Lignin, R.eactions of hydrazines with, E. NICKEL . . . . . . . . . . . . . . . Lime, Determination of, in basic slag, A. F. HOLLEM AN . . . . . . . . . . . . Lister-Btl bcock milk-testers, Suggestions for the extended use of, G. EMBREY . , . Lard, The analysis of steam, A. GOSKE ... .. portant decision . . . . . . . . . ... 18 20 183 221 68 152 208 306 130 305 283 21 118 M. Maize-oil, Notes on, A. SMETHAM ..* 191 Malt liquors, Use of crysotile fibre in the Manganese, The determination of by means Manures, Ammonium thiocyanate in, P.L. JUMEATJ . . . . . . . . . . . . . . . 135 Margarine, The adulteration of, with sun- flower-oil, JOLLES & WILD . . . . . . 232 Meeting, Report of special, of Society of 97 Melting-point, Note on an abnormal, E. J. BEVAN . . . . . . . . . . . . . . . 586 Methyl alcohol, A more stable body for many purposes than ethyl alcohol, L. de BROYN . . . . . . . . . . . . . . . 136 Mrtli~lrne blue as a reagetit for sugar in urine, N. WENDRR . . . . . . . . 301 Slicrosc*opic exaniination of butter by polar- Milk, Abnormal samples of ... 275 A. SMRTHAM .., 3 analysis of . . . . . . . . . . . . . . . 79 of hydrogen peroxide, A. CARNOT ... 231 Public Analysts, Feb. 15, 1893 . . . . . . ized light, A.PTZZI ... . . . . . 91 ?? ?? B.DYER .., 2 9 , $9 H. D. RICHMOND 4 9 , Y P W. F. LOWE 6 ,, Amount of fat in, of Mecklenburg ,, Changee in frozen ... ... ... 53, 66 9 , Y, C. W. HEATON 1 $ 9 8 , ... herds, P. VIETE.. , . . . . . . 30’1 PAGE Milk, Points in the analysis of condensed, RICHMOND & BOSELEY . . . . . . 170 ,, Definition of genuine . . . . . . 7-12 ,, Distinction between skimmed and separated . . . . . . 173, 175, 176 ,, Note on the detection of the adultera- tion of fresh with diluted condensed milk . . . . . . . . . . . . . . . 1’74 ,, Phosphates in, DUCLEUX . . . . . . 149 ,, Presence of nitrates in, as a test for ,, Ritthausen’s method of estimating ,, Sebelien’s method of estimating casein ,, Sheep’s, and the manufacture of cheese Size of globules of fat as a test for The action of heat upon, RICHMOND Milks, The discrimination between normal Milk analysis, Average of 23,000 samples adulteration .. . . . . 272, 279 casein and albumin in . . . . . . 172 and albumin in (foot-note) ... 171 therefrom, C. BESANA . . . . . . 248 adulteration in ... 271, 273, 276 8: BOSELEY . . . . . . . . . . . . 141 and adulterated, H. D. RICHMOND ... 270 9 , ,, Comparison of Adams’ and ,, ,, during year 1892 .,. 51 Werner-Schmid process 53 Babcock method ... 54 ,, ,, Estimation of total solids by ,, ,, Use of crysotile fibre in ... 74 ,, ,, Lister-Babcock tester, G). EMBREY . . . . . . . . . 118 ,, ,, Leffmsnn-Beam method of fat estimation, H. D. RICHMOND . . . . . . 130 I, ,, acido-butyrometry, N. GEE- BE& . . . .. . . . . 137 ,, ,, strength of sulphuric acid in . . . . . . 119, 123 Milk and milk products, The composition of, H. D. RICHMOND . . . . . . . . . . . . 50 Milk sugar, The action of heatupon, RICH- MOND & BOSELEY . . . . . . . . . . . . 141 Milk-testers, New apparatus for heating centrifugal, R. H.WILKINSON 2’32 ,, Centrifugal, not fitted for the 202 ,, Note on centrifugal, P. VIETH 201 Minerai oils, The determination of fatty oils in, A. KLIMONT . . . . . . . . . . . . 146 Molasses, Use of crysotile fibre in the analysis of . . . . . . . . . . . . . . . 81 Mustard, Use of crysotile fibre in the analysis of . . . . . . . . . . . . . . . 83 use of unskilled persons ... N. Nitrates, The direct determination of nitro- gen in, A. DEVADA . . . . . . 92 The determination of nitrogen in, by reduction, T.F. SCHMITT ... 144 Nitric acid, Determination of, C. F. ROBERTS 305 Nitrogen, New method for the rapid deter- mination in organia sutetance8, ,, W. I?. I(, STOCX . . . . . .INDEX. V PAGE Nitrogeir, Modified dist,illiag apparatus for the Stock process, W. F. K. STOCK . . . . . . . . . . . . 58 Estimation of, by sulphuric acid and chromic acid in organic substances . . . . . . . . . 62 ,, in nitrates, Direct determination of, A. DEVADA . . . . . . 92 ,, in urine, Rapid method of esti- mating, PETIT & MONFED ... 14$ Nitrous and nitric acid in sulphuric acid, Amount of . . . . . . . . . . . . 262 ,, 0. OBITUARIES :- Davies, Mr. R. H. . . . . . . . . . 285 Heaton, Mr. G. W. . . . . . . 237 Officers of the Society, Electkn of , .. 43 Oil, The solubility of rosin and mineral, and mixtures of, in acetone, F. WIEDERHOLD . . . . . . . . . 206 ,, Soluble or oxidized castor . . . . . . 226 ,, The analyeis of sperm, containing mineral Oil, c. 8. 5. DE BRUXN ... 281 ,, Almond, Poseible adulteration with oils from the kernels of apricots, cherries, plums, etc., C. MICEE .., 149 Olive, Researches in the adulteration of, V. OLIVIERA . . . . . . . . . 302 Oils, Determination of ash in mineral and lubricating, A. STEPANOW ... 94 ,, and fats, Use of crysotile fibre in the analysis of . . . . . . . . . . . . 78 ,, The determination of fatty, in mineral 146 ;, Notes on maize and rice, A. SMETHAIK 191 ,, Action of sulphur chloride on ... 225 ,, The oxidation of fatty, W. FAHRION 283 V. OLI~IEBA .. . . . . . . . . . . 302 ,, Olive oil, Researches in the adulteration of, P. P.epper, Use of cryaotile fibre in the analysis of . . . . . . . . . . . . . . . . . . 83 Phenacetin, Qualitative examination of, 0. PLATT . . . . . . . . . . . . . . . 303 Phosphorue, New method for the determina- tion of yellow, J. TOTE . . . . . . . . . 256 PhoRphates in milk, DUCLAUX . . . . . . 149 Phosphates, Distinction between iron pyrites and oxide of iron in the commercial analysis of mineral, H. H. B. SEEPHERD 261 Potassium boro-fluoride, The acidimetric estimation of, F. STOLBA . . . . . . 282 Public analysts in Caneda, Particulars a9 to 86 Reichert process, Notee on the theory and Reichert-Meissl process, Kreis modification of . . . . . . . . . . . . . . . . . 1M Report of special meeting of Society of Pub’lic Analysts, Feb. 15, 1893 .. . . . . 98 Report of the Commissioners of the Inland Results in water-analysie, The interpretation R. practice of the, H. D. RICBMOND ... 64 Revenue, extract from . . . . . . . . . 259 of, W. F, STODDART . . . . . . . . . 293 PAGE REVIEWS:- A guide to the examination of the urine, Analpisof milk and milk-producte, LEFF- Catalogue of scientific apparatus and re- agents, BRADY & MARTIN . . . . . . 24 Die chemischen U nterschiede zwischen Kuh und Frauen Milch und die Mittel zu ihrer Ausgleichung, F. SOXHLET ... 139 Experiments on magnesia alba, etc., J. BLACK . . . . . . . . . . . . . . . 235 Galenic pharmacy, R. A. CRIPPS ... 14-0 Gli Olii, DE NEGFRI & FABRIS . . . . . . 207 Modern microscopy, CROSS & COLE ...235 Olii vegetali, animali e minerali, Gt. FABELIS ... 23 PubIicHeaIth Laboratory work, ~ ~ N W O O D & BOYCE . . . . . . . . . . . . . . . 162 Reactions : a selection of organic prepara- tions important to pharmacy in regard to their behaviour to commonly-used The coal-tar colours, THEODORE WE a... The principles of theoretical chemistry, Trait6 g6nkral d’analyse des beurres, A. J. Trait6 pratique d’analyse chimique A de Untersuchungen aus der Praxis der Rice-oil and maize-oil, Notee on, d. SME- THAM . . . . . . . . . . . . . . . 191 Rittheusen’s method of estimating proteids in milk . . . . . . . . . . . . . . . 112 Rubber goods, Analysis of, H. HENRIQUEB 13,223 9 , ,, D. HOLDE ... 147 Rubber, Analysis of recovered, H. HEN- RIQUES .. . . . . . . . . . . . . . . 258 J. WICKAM LEGQ . . . . . . . . . 308 MANN & BEAN . . . . . . . . . . . 234 . . . . . . . . . reagents, F. A. FLUCEIGER . . . . . . 307 23 IRA REMSEN . . . . . . . . . . . . 71 ZUNE . . . . . . . . . . . . . . . 22 recherches toxicologiques, G. GUEBIN 185 Qiihrungsindustrie, C. E. HASSEN ... 72 S. Saccharin in beer, Detection of, F. BANNTEB Salt solutions, Boiling-point of, H. D. RICHMOND Salts, On the solubility of d~fficnltl$”soIubi~; A. F. HOLLEMANN . . . . . . . . . Sand fraudulently mised with seeds, The determinatiou of, (3. CUQINI . . . . . . saponification, Itapid, for analytical pur- poses, A. SMETEAX . . . . . . . . . Saponification of fats by strong sulphuric acid, SCHATZMANN & KREIS . . . . . . Saponification equivalent, Confusion con- cerning foreign .. . . . . . . . . . . Sebelien’s method of estimating albumin and casein in milk (foot-note) . . . . . . Separations, Use of definite voltages for electrolytic, H. FRENDENBEBB ... Sheep’s milk ard the manufacture of cheese therefrom, C. BESANA . . . . . . . . . Soap, Use of crysotile fibre in the analysis of Sodium oxide to analyeis, The application of, W. HEMPRL . . . . . . . . . . . . 184 142 257 251 193 304 196 171 251 240 79 805vi INDEX. PAGE Solubility of difficultly-soluble salte, A. F. HOLLEMANN . . . . . . . . . . . . 257 Somerset House, Unsatisfactory relation between public analysts and . . . . . . 32 Somerset House and water-analysis, F. W. STODDABT . . . . . . . . . . . . . . . 246 Sperm-oil containing mineral oil, The analysis of, C.A. L. DE BBUYN . . . . . . 281 Spirite, Useof crysotile fibre in the analysis of ... . . . . . . 79 Steam-lard, The anaiysie 0fi.A. GOSKE , . . 18 Sulphur, Critical examination of methoda for the estimation of, L. MARCIILEWSKI 282 Summer meeting . . . . . . . . . . . . 189 Bulphuric acid as the saponifying agent in butter analysis . . . . . . . . . . . . 145 Bulphuric wid as the saponifying ngent in butter analysis, 8. RIDEAL . . . . . . 165 Sulphuric acid, strength of in relation to specific gtavit7 (foot-note) . . . . . . 123 Sulphurous acid in wine, M. RIPPER ... 69 Syrups, Use of crpotile fibre in the analysis of . . . . . . . . . ,. 81 T. Tartar emetic, New method for the valna- Tartario acid, determination of free, in wines, tion of, 8.GYOBY . . . . . . . . . 259 L. SOSTEQNI . . . . . . . . . . . . 91 U. Urine, Rapid process for the determination of organic nitrogen in, PETIT & MONFST . . . . . . . . . . . . 148 ,, Methylene blue as a reagent for sugar in, N. WEXDER . . . . . . 301 V. Vinegar, AataH & MWB . . . . . . 180, 240 (foot-note) 182 ,, Addition of sulphuric acid to ,, Officinal strengthe of . . . . . . 183 YAQ E Vinegar, Prejudicial effect of albuminoide on keeping propertiee of, ... 241 .. From calcium acetate . . . . . . 242 ,, Analysis of Essigsprit . . . . . . 242 ,, Sulpliuric acid in . . . . . . 243 ,, Reinarks on methods of ansly& of; and interpretation of redults 244 to 246 241,242, 243, 246 vinegar^, Analysis of various .. Strength of viirious . .. . . . 243 W. Water, Note on the estimation of chlorine in, T. FAIILLBY . . . . . . . . . . . . Waters, Obeervations on the methods in use for the determination of the quantity Water analyeie, Apparatus for the estima- tion of free and albumi- noid ammonia in, A. H. GILL . . . . . . . . . 9 , ,, Source of error in estirnat- ing chlorine volumetri- callv, w. a. YOUNG ... 9 , ,, Dr. DuprC's method of viewing solution in chlo- rine estimation . . . . . . ,, ,, the interpretation of results, F. W.S~DDART ... 1 9 ,, and Somerset Honse, F. W. STODDABT . . . . . . Whe, Aldebyde eulphite in. M. RXPPBB ... ,, Determination of free tartaric acid in, L. SOSTBQNI . . . . . . . . . ,, Some points in the determination of the d o u r of, L. SOSTEGNI ... ,, Sulphurous acid in, M.RIPPBB ... of gaa diseolved in, Q. MU6AIO . . . . . . 2. 222 67 65 125 129 293 246 69 91 91 69 Zinc duet, Presence of ammonia in? ROBINEAU & ROLLIN . . . . . . . . . 144 INDEX OF AUTHORS’ NAMES. PAGE A. B. ALLEY, A. H. Kz (3. H. MWB, Vinegar 180,240 AYTHOR & Zmx, dndysb of lsrd ... BESANA, C., Sheep’s milk and the manufac- ture of oheeae therefrom . . . . . . . . . 948 BEVAN, E. J., Note on an abnormal melting- point . . . . . . . . . . . . . . . 286 BITPO, B. V., Detection of monovalent alcohole ... 140 oxide and alumina . . . . . . . . . 146 BOBNTBIG&B,”ji.. The 88&&iOIl ’Of ferric BRAND, J., Boric wid as I) normal con- BBOWNINQ, P. E., The separation of aopper stituent of hope and beer ... 135 aad d m i u m by the iodide method ... 304 BAOE BBUYN, LOBBY DE, Tlie aiialysis of eperm- BBUYN, LOBBY DB, C.A., Methyl and ethyl BUCRNEB, G., The exernination of beeswax oil conteining mineral oil . . . . . . 281 alcolioie . . . . . . . . . . . . . . . 136 233 0. CAMERON, SIR CBABLEB, On the reeults of the working of the Adulteration Acts in Dublin . . . . . . . . . . . . . . . 213 CABNOT, A., The determination of mmga- nese bp hydrogen peroxide . . . . . . 231 CABSAL, C. E., Estimation of insoluble CROOK, W. Q., Tbe de&tion of heated fatty acide ... 44 cotton-seed oil in lard ,- .., - 221PAGE CUGINI, G,, On the determination of sand fraudulently mixed with seeds . . . . . . 251 D. DEVADA, A., The direct determination of nitrogen in nitrates . . . . . . . . . 92 DTER, BERNARD, B.Sc., Abnormal sample of milk .... . . . . . . . . 2 DYER & GILBARD, 'Ginger, with special reference to discrimination between genuine and " exhausted " samples ... 197 DUCLAUX, Phosphates in milk . . . . . . 149 E. EMBEEY, G., The Lister-Babcock milk- tester, and some suggestions for extending its use . . . . . . . . . . . . . . . 118 F. . FAHBION, W., The oxidation of fatty oils ... 283 E'AIRLEY, T., Note on the estimation of chlorine in water . . . . . . . . . . . . 222 FELSINGER, F., Coffee glazing ... 147 FRENDENBERG, H., The upe of "definite voltages for electrolytic separations , .. 257 G. GANNTEB, F. , Detection of cotton-seed-oil in lard . . . . . . . . . ,, Detection of saccharin in beer . . . . . . . . . ,, Valuation of leather glue ... ,, Butter distinguished from margarine .. . . . . GARNIER, L., Separation of arsenic and GERBEB, N., Acido-butyrometry . . . . . . GILL, A. H., Apparatus for the estimation of free and albuminoid ammonia in water GOSKE, A., The analysis of steam-lard ... GRIGGI, GI., Rapid method for the deter- mination of iron in commercial copper sulph&e . . . . . . . . . GYORY, S., New volumetric methdd for the valuation of Fowler's solution and of tartar emetic . . . . . . . . . . . . HRATQN, Q W., Abnormal .ample of milk HYMPEC, W., The application of sodium HENRIQUES, R., Tire analpi& o f ' rubber goods . . . . . . . . . 9 , Contributions to the chemistry of indiarubber surrogates . . . . . . ?, The analysis of rubber goods . . . . . . . . . ,, Recovered rubber ... HOLDE, D., The analysis of rubber goods HOLLEIILINB, F., The determination of lime antimony .. . . . . . . . . . . . . H. peroxide to analysis ... ... in basic slag ... 99 Solubility of difficult& soluble salts . . . . . . . HOUZEAU, A, M,, On the recognition of 183 184 284 284 259 137 65 18 305 259 1 205 13 223 221 258 147 21 269 PAGE mixtures of butter with margarine or other fats whether animal or vegetable ... in presence of hydroxylamine . . . . . . 255 garine with sunflower oil . . . . . . 232 2W J. JANNASCH & MAI, Qiiantitative precipitat,ion JOLLES & WILD, The adulteration of mar- JU~EAU, P. L., Ammonium thiocyanate in manures . . . . . . . . . . . . . . . 135 IC. KLIMONT, J., Determination of fatty oils in mirieral oils . . . . . . . . . . . . KEEIS, Modificntion of the Reichert-Meissl process .. . . . . . . . . . . . . . EREIT, IT., The volatile fatty acids of butter L. LOWE, W. F., Abnormal eample of milk ... LUNGE & SCHMID, Estimation of oxygen in lead . . . . . . . . . . . . . . . MACFARLANE, THOMAS, On the uBe of cryso- MABCHLEWSKI, L., Critical examination of methods for the estiniation of sulphur ... MARIANI & TASSELI, Determination of ferric oxide and alumina in mineral phosphates MEINBKE, C., Qualitative examination of MICKO, C., The oils from the kernels of apricots, cherries, peaches, and plums, as MOISSAN, H., The determination of boron MUSAIO, G,, Observations on the methods in use for the determination of the M. tile fibre in proximate organic analysis ... iodine for cyanogen . . . . . . . . . possible adulterants of almond oil quantity of gas in potable waters ...... N. NEUMANN, B., The Nessler reactiou for NICKEL, E., Reactions of hydrazines with ammonia . . . . . . . . . . . . . . . lignin . . . . . . . . . . . . . . . 0. 1% 145 131 6 68 73 282 90 93 149 254 67 232 283 OETTEL, On electrolytic methods of analysis OLIVIERI, V., Researches on the adultera- 151 tion of olive oil . . . . . . . . . . . . 302 acidimetric solutions . . . . . . . . . 96 mining orgauic nitrogen in urine ... 148 examination by polarized light) . . . . . . phenacetin . . . . . . . . . . . . . . . 305 centrated sulphuric acid . . . . . . . . . 230 R. P. PARSONB, Standardizing alkalimetric and PETIT & MONFET, Rapid process for deter- RZZI, A., On the (so-called) Pennetier'e method of butter analjsis (microscopic PLATT, C., Qualitative examination of PRAGER & STERN, Hydrolysis of fats by con- 91 REINHABDT, H., The analysis of aniline oil REISCELEE, A.K., Methods for the deter- 150 mination of boric aoid . . . . . . . . . 223viii INDEX. PAQE RICHMOND, H. DROOP, Abnormal samples of milk ... 4 t , The distillation *of butyric acid ,., 17 9, The composition of milk and mi!k- products . . . . . . 50 99 Note on the theory and practice of the Reichert process 64, 99 The Leffmann-Beam method ofestimating fat in milk ... 130 9, The boiling point of salt solutions ... 14.43 9, The discrimination between abnormal and adulterated milks ... 270 RICHMOND & BOSELEY, Note on ihb detec- tion of adultera- tion of fresh milk with diluted con- densed milk ...174 ,, ,, ,, Points in the ana- lysis of condensed milk . . . . . . 170 ,, ,, ,, The action of heat on milk . . . . . . 141 RIDEAL, S., The sulphuric acid hydrolysis of fats . . . . . . . . . . . . .. 165 RIPPER, M., Sulphurous acid in wine ... 69 ROBEBTS, C. F., Determination of nitric acid 305 ROBINEAU & ROLLIB, The presence of am- monia in zinc dust 144 ,, ,, Volumetricestimation of acetone .,, 148 RUFFLE JOHN, On the examination of copper sulphate . . . . . . . . . . . . 279 S. Sas~onr, G., Some analyees of Caccio- SCHACHERL, G., The assay of crude carbolic SCHATZMANN & KBEIB, Saponification of fats SCHMITT, T. F., The determination of nitrogen in nitrates ... 144 SHEPHEBD, IT. H. B., '?he dlGinction between iron pyrites and oxide of iron in the commercial analysis OP mineral phosphates .. . . . . . . . . . . 261 SMETHAM, A., Abnormal samples of milk ... 3 ,, Notes on rice-oil and maize- oil . . . . . . . . . . . . 191 ,, On rapid saponification for analytical purposes ... 193 BOHN, C. E., Simple appliances for testing the consistency of semi-eolide, with a note on a new method of examining butter . . . . . . . . . . . . . . . 218 SOBTEQNI, L., Some pointe in the deter- mination of intensity of the colour of Cavallo, (cheese) . . . . . . . . . 17 acid . . . . . . . . . . . . . . . 48 by etrong sulphuric acid ... ... 304 PAGE wines, and in the determination of free tartaric acid . . . . . . . . . . . . 91 SPICA & DE BLASI, Chemical researches in Sicilian cheese . . . . . . . . . . . . 94 SPULLER & KAHLXANN, The determination of chromium in ferro-chromium 251,252 STEPANOW, A., The determination of ash in STOCP, W. F. K., A modified distilling apparatus for the de- termination of nitro- gen by the Stock the rapid determina- tion of nitrogen in organic bodies ... 58 STODDART, I?. W., Somerset House and water analysis ... 246 terpretation of results 293 on adulterated samples . . . . . . . . . 287 potassium borofluoride . . . . . . . . . 282 mineral lubricating oils . . . . . . . . . 94 proceas 58 Y 9 The Stock method for 9 , Water analysis-the in- STOKES, A. W., On the form of certificates STOLBA, T., The acidimetric estimation of T. THOMSON, R. T., On a method of titrating TH~RNER, W., Rapid determination of TICHBORNE, C. R. C., On some modifica- TOTH, J., A new method for the determintl- boric acid . . , . . . . . . . . . 184 crude fibre by centrifugal separator ... 138 tions of the Babcock machine . . . . . . 237 tion of yellow phosphorus . . . . . . 256 U. ULLMANN, C., Titration of alkaline liquids containing hypochlorite . . . . . . . . . 255 V. VIETH, PAUL, Note on centrifugal milk- testers . . . . . . . . . 201 The amount of fat in the milk of Mecklenburg herds . . . . . . . . . 301 ,9 W. m w ENDEP, N., Meihpiene blue as B reagent for sugar in urine . . . . . . . . . . . . WIEDERHOLD, F., The solubility of rosin-oil and mineral oils, or mixtures thereof, in acetone . . . . . . . . . . . . . . . 206 WILKINSON, R. H., New form of apparatus for heating the water in centrifugal milk- teeters . . . . . . . . . . . . . . . 292 WRAMPELMEYER, E., The content of leici- thin in butter . . . . . . . . . . . . 305 Y. 301 YOUNG, W. QAWTEORXE, On a iouree of error in estimating chlorides by Mohr's method ..: . . . . . . . . . . . . 125 BILLINQ AND SONS, PHINTERS, GUILDFORD

ISSN:0003-2654    

DOI:10.1039/AN89318BA001

出版商:RSC    

年代:1893

数据来源: RSC