摘要:
THE ORGAN OF THE OTTO HEHNER. R. H. DAVIES. Society of Public Analysts, ALFRED H. ALLEN. BERNARD DYER, D.Sc. A MONTHLY JOURNAL DEVOTED TO THE ADVANCEMENT OF ANALYTICAL CHEMISTRY. VOLUME X V I I . 1892. LONDON : B A I L L I E R E , T I N D A L L A N D C O X , KING WILLIAM STREET, STRAND, W.C.PRINTED BY HAZELL, WATSON, 8z VINEY, LD., LOVDON AND AYLESBURY.INDEX TO SUBJECTS. A. PAGE AceGic test for fats, The, F. JEAN . . . . . . 194 Acetone, Estimation of, H. STRACHE ... 286 Address, The President’s Annual . . . . . . 21 Air of Buildings, Determination of Carbon Dioxide in, A.,H. GILL . . . . . . . . . 184 Albumin in Urine, A sensirive reaction for, E. SPIEQLER . . . . . . . . . . . . 195 Alcohol, Note on Tabarie’s process for the indirect determination of, S. HARVEY .. . . . . . . . . . . 1 ,, Note on Tabarie’s process for the indirect determination of, A. H. ALLEN . . . . . . . . . . . . 5 Alum in potable water, A delicate test for, E. H. RICHARDS . . . . . . . . . . . . 14 Alumed Baking Powder on peptic digestion, On the influence of, with remarks on a recent prosecution, 0. HEHNER . . . . . . 201 Aluminium, The valuation of commercial, A. ROSSEL . . . . . . . . . 98 The determination of, in steel and alloys, W. SCHONEIS ... 176 Ammonia solution, The testing of, J. HERTKORN . . . . . . 39 in water analysia, Apparatus for determining, G. EMBREY ... 41 Amy1 Alcohol, On the determination byRose’s Method, A. SCALA . . . . . . . . . . . . 95 APPOINTMEXTS :- Mr. H. Droop Richmond to the Aylesbury Dairy Company . . . . . .. . . . . . 80 Mr. A. E. Ekins to St. Albans . . . . . . 160 Arsenic, The recognition of, J. THIELE ... 13 Sweden, J. LAUDIN . . . . . . 119 ,, ,, ,, The examination of wall paper, carpets, and textile goods for, in - B. Babcock method of estimating fat in milk, A. W. STOKES . . . . . . . . . 127 method of estimating fat in milk, P. L. RHUTT . . . . . . . . . 227 Bacteria in suspension,Effect of centrifuging, 239 in fatty substances, such as milk, To stain . . . . . . . . . . . . 139 Baking Powder, On the influenccof alumed, on peptic digestion, with remarks on a recent prosecution, 0. HEHNER . . . . . 201 Barium sulphate, Xormal sulphuric acid and Decinormal baryta, H. D. RICHMOND . . . . . . . . . . . . 166: as sulphate from strong solutions of strontium salts, The impossibility of separating, 8.CANNEPIN ... 199 C. E. CASSAL . . . . . . . . . 113 ,, ,, ,, Butter, a recent case of the adulteration of, PAUE Butter, Further emerience with alkali- ’ glycerol i n the analysis of, LEFFMAN & BEAM ... Observations on the analysis or, F. JEAN . . . . . . . . . . . . Drouot’s apparatus for the examina- tion of . . . . . . . . . . . . On (Jamoose, H. D. RICHMOND The microscopic examination of, by polarised light . . . . . . . . . Notes on, 0. HEHNER . . . . . . Proportion of water in, A. H. ALLEN Resume of &:research on the acids of, E. KOEPOED . . . . . . . -fat, SCHRODT & HENZOLD . . . . . . ... 65 117 100 46 193 101 104 130 176 C. Calcium sulphate, The use of, in dialysis, C. Carbon in organic substances, A new method Carbon dioxide in air, Determination of, A.Castor-oil seed in feeding stuffs,Detection of, Centrifugal machines in analytical and Certificates, The drawing up of, C. E. CASSAL Cholesterin, The determination of, K. Chrome iron ore, The attack of, by hydro- chloric acid under pressure, JANNASCH & VOQTHERR . . . . . . . . . . . . . . 57 Citric acid, T. PUSCH . . . . . . . . . . . 238 Cloves, Valuation of the oil of, H. THOMS .. 11 Coal, the Eschka method of determining sulphur in, J. ROTHE . . . . . . . . . 13 Coffee “ extracts,” The composition of, A. DOMERQUE . . . . . . . . . . . . . . . 137 Coffee, The analysis of substitutes for, . 154 - MOSCHRLRR - - . - ----_ - & STEL.T,RE.R iil Colour standard for natural waters, A new, K. HAZEN . . . . . . .. . . . . . . . 234 Copper, The coloration of preserved foods with, TSCHIRCH . . . . . . . . . . . . 11 Copper and antimony, The simultaneous precipitation of, by the electric current, W. HAMPE . . . . . . . . . . . . . . . 138 CORRESPONDENCE :- Letter from Dr. van Hamel ROO~ on tins for preserved food . . . . . . 20 ,, fromDr.Frankland on water analysis 120 ,, from Mr. Leo Taylor on ditto .. 140 stuffs, J. W. LEATEER . . . . . . . . . 121 MORALES . . . . . . . . . . . . . . . 16 for the determination of, K. OKADA ... 237 H. GILL . . . . . . . . . . . . . . . 184 121 J. W. LEATHER . . . . . . . . . microscopical work, W. THORNER ... 233 Cerous oxide, A reaction of, P. C. PLUQQE ... 56 66 OBERMULLER . . . . . . . . . . . . 55 __i Croton seed, The detection of, in feedingiv.INDEX. PAC4 D. Desiccators, W. HENPEL . . . . . . . . . 13 Drouot's a.pparatus for the examination of butter . . . . . . . . . . . . . . . 100 - E. Egg, T!e commercial examination of yolk of, M. E. JEAN . . . . . . . . . . . . 237 Egyptian flour, H. D. RICHMOND . . . . . . 161 Egyptian waters, Some, H. L). RICHMOND ... 163 Enzymes, The action of,some, on milk sugar, H. D. RICHMOND . . . . . . . . . . . . 222 - F. Fat extractor, Anew form, for liquids, A. SMETHAM . . . . . . . . . . . . . . . Fat-extraction and fat-calculation in milk analysis, El. D. RICHMOND . . . . . . . . . Fat in milk products, Determination of, LEE & ALLARD . . . . . . . . . ,, A rapid and accurate method of determining, LEFPMAN & BEAM ,, Estimation of, by the Babcock method, A.W. STOKES ... Feeding stuffs, Detection of castor-oil seed and of croton seed in, J. W. LEATHER ... Fats, The acetic test for, F. JEAN . . . . . . Ferments, The recognition of unorganised, in blood, H. KOBERT . . . . . . . . . Ferrocyanide and ferricyanide of potassium, The use of, in analysis, C. I,UCEOW ... Fibre, The detection of crude, S. OABIEL ... Flour, Egyptian, H. D. RICHMOND . . . . Fluorine, The determination of silica in substances containing, W. HAMPE ... Foods, The coloring of preserved with copper, TSCHIRCH . . . . . . . . . . . . .. The coloring of, TSCHIRCH . . . . . . ,, Poisonous metals in preserved,W. REUSS Frozen Meat,A simple method for the detec- tion of, MALJEAN . . . . . . . . . . . . 44 48 55 83 127 121 194 37 15 155 161 8 11 16 16 156 G.BENEDICKT . . . . . . . . . . . . . . . 117 S.N:F. in, H. D. RICHMOND . . . . . . 5 PANAJOTOW . . . . . . . . . . . . . . . 40 LECCO . . . . . . . . . . . . . . . 156 Galena, and lead sulphide, The analysis of, R. Gamoose, Relation between S.Q., fat and Geranium oil in Rose oil, Detection of, G. Glycerine in mine, Determination of, M. T. H. Hubl's iodine-absorption method, D. HOLDE 199 7 ,, E. DIETERICH 219 I. Indicator, A new and delicate, for alcoholic iocloform, The estimation of, H. D. solutions, S. RUHEMANN . . . . . . . . . 133 RICHMOND . . . . . . . . . . . . . . 7 PAW Iron, A new process for the estimation of, F. W. ROTHE . . . . . . . . . . . . 233 -- L. Lard, The detection of vegetable fatty oils in, Lead sulphide and galena, The analysis of, Lead and silver, The quantitative separation Lead, Detection and estimation of minute quantities of, in the presence of copper P. WELMANNS .. . . . . . . . . . . 59 R. BENEDICKT . . . . . . . . . . . . 117 of, BENEDICKT & GANS . . . . . . . . . 136 and iron, F. L. TEED . . . . . . 142 milk, Note on, 0. HEHNER . . . . . . 102 milk, Note on, H. D. RICHMOND . . . . . . 144 Important decision on case of milk adultera- tion . . . . . . . . . . . . . . . 18 Johnstone v. Tilden and others . . . . . . 138 Jonw v. Vestry of Bermondsey. Sale of Rolph v. Thompson. Samples of milk for Lemons, The essential oil of, W. OLIVERI Lime salts, Estimation of, in syrup and sugar Leather, The weighting of, B. KOHLMANN ... 98 Leffman-Beam method of determining fat in Lcffman-Beam method of determing fat in LEGAL :- chicory and coffee . .. . . . . . . 157 analysis ... 159 products, J. WOLFF . . . . . . . . . 239 . . . . . . . . . 60 -- Manganese and cobalt; manganese and nickel; and manganese, cobalt and nickel, Separa- tion of, JANNASCH SC FRANZEK . . . . . . Meat, A simple method for detecting frozen, MALJEAN . . . . . . . . . . . . . . . Metal vessels for laboratory use, W. DITTMAR Metatitanic acid and the estimAtion of titanium by hydrogeu peroxide, F. P. DUNNINQTON . . . . . . . . . . . . Milk and milk products, On the composition of, P. VIETH . . . . . . . . . . . ,, A rapid and accurate method of deter- mining fat in, LEFFMAN & BEAM ... ,, The average composition of, P. VIETH ,, Soapy, F. J. HERTZ . . . . . . . . . ,, Note on the Leffman-Beam method of determing fat in, 0.HEHNER ... ,, Contr&=ticns to the &termination of nitrogen and albuminoids in, L. . CARCAN o . . . . . . . . . . . . ,, Leffman-Beam method of fat estima- ,, yielded by an Arab womm, On a ,, The relation between S.G., fat and ,, Estimation of total solids in, H. D. RICHMOND . . . . . . . . . . . . Milks, On the inapplicability of the Werner- Schmid process to the analysis of con- densed, B. DYER & E. ROBERTS . . . . . . Milks, The rising of cream in watered, ALLARD . . . . . . . . . . . . . . tian in, H. D. RICHMOND sample of, [ I . D. R~CHMOND S.N.F. in, H. D. KICHMOND. . . . . . ...... ... 58 256 53 58 62 83 84 99 102 134 144 161 169 225 81 238INDEX. V. PAGE Milk analysis, A rapid method of, H.D. RICHMOND . . . . . . . . . 50 ,, ,, On the Habcock method of, F. r,. SCHUTT . . . . . . . . . 227 Milk fa.t, The influence of saccharine matter in the fodder upon the composition of, A. MEYEY . . . . . . . . . . . . . . . 1 3 i Milk sugar, The action of some enzymes on, H. D. RICHMOND . . . . . . . . . . . . 222 N. Neutrality, A. H. ALLEN . . . . . . 186,215 Nicotine in Tobacco-extract, Estimation of, .J. PINETTE . . . . . . . . . . . . . 178 Nitrogen, A new and rapid method of deter- mining, in organic bodies, W. F. K. STOCK . . . . . . . . . . 169 ,, estimation, Supplementary notee on, w. F. B. FTuCK . . . . . . 152 ,, process, Noteson dtock‘s, W. P. SKERTCHLY . . . . . . . . 209 Normal sulphuric acid, decinormal baryta, and estimation of sulphuric acid as barium sulphate, H.D. RICHMOND . . . . . . 166 -.I 0. OBITUARIES :- Beraays, The late .Dr. . . . . . . . . 60 Redwood, The late Dr. Theophilus ... 61 181 RICHMOND . . . . . . . . . . . 221 PAPARELLI . . . . . . . . . . . . .. 196 Oleic acid, Determination of, 0. HEHNER ... Oleorefractometer, Amagat & Jean’s, H. D. Olive oil, The purity of, LENGPIELD & - P. Pepper. Supplementary note on the analysis of white, W. F. K. STOCK.. . . . . . . . 34 Peppermint oil, Examination of, H. AKDRES 14 Peptones. The analysis of, C. W. HEATON & S. A. VASEY . . . . . . . . . . . . 28 Petroleum, The testing of, H. D. RICHMOND 7 Phenacetin, Test for, AUTENRIETH & HINSBERG ... . . . . . . . . . . . 56 Phenol, New process for the valuation of, L. CARRE . . . . . . . .. . . . . 12 Phosphoric anhydride in Thomas slag, On the determination of . . . . . . . . . 116 Phosphoric acid, A volumetric method for the estimation of, M, S P T ~ --- .-. I16 Platinic chloride. The examination for purity of, A. F. HOLLEYAN . . . . . . . . . 80 Pobtal transmission of samples, A. ASHBY 36 Potassium, Estimation of, as perchlorate, W. WENSS . . . . . . . . . . . . . . . 57, 177 R. Reichert process, Further experience with alkali-glycerol in, LEFF- MANN & BEAM ... 65 D. RICHMOND ...... 171 and treatment, by C. M. AIKMAN ... 160 89 ,, and its modifications, H. REVIEWS :- Farm-yard manure, its nature, composition Watts‘ Dictionary of Chemistry, Vol. 111. The principal Starches used as food, by W. GRIFFITHS . . . . . . . . . . Commercial Organic Analysis, by A.H. ALLEN, (Vol 111, Part ’2) . . . . . . Rose oil, The detection of Turkish essence of Geraniulri in, G. P. PANAJOTOW ... Rum and its adulterations, A SCALA ... - S. Saccharin, is it injurious 1 . . . . . . . . . Salicylic acid, The reaction of, K. KOTTMEY ER.. . . . . . . . . . . . . . Samples, Postal transmission of, A. ASHRY Sealing wax, The analysis of, C. MAXGOLD Silica, The determination of, in substances containing fluorine, M’. HAMPE . . . . . . Silver and lead, The quantitative separation of, BESEDICT & GANZ . . . . . . . . . Slag, The adulteration of basic, B. DYEE ... Slag, Thoinns, Determination of phosl Ihoric anhydride in, . . . . . . . . . . . . Specific gravity of powdered substances. A method of determining, W. J. SMEETH Sugar, milk, On the estimation of.A H. GILL Sugar, Alberti & Hempel’s method of determining the ash in, SIDERESKY ... Sugar, Alberti & Hempel’s method of determining the ash in, ALBERTI & HEMPEL . . . . . . . . . . . . . . . Sulphides. Analysis of, JANNABCH, &c. ... Sulphur in coal, The Eschka method of determining, J. ROTHN . . . . . . . . . Sulphur in coal, The Eschkn method of determining, F. HUNDESHAGEN . . . . . . Sulphur in coal gas, Influence of,on determina tions of sulphur by fusion, LEEUWXN ... Sulphur, The gravimetric determination of, M. RIPPER . . . . . . . . . . . . . . . Sulphur in pyrites cinders, Estimation of, G. LUNGE . . . . . . . . . . . . . . . Sulpliuric acid, The microchemical detection of, G. DENIGES . . . . . . ,, The gravimetric estimation of free, W.WEINIG ... ,, Volumetric estimation of, in sulphates, E. STOLLE ... ,, The rapid determination of in aerated waters, CAZENEUVE & NIOOLLE ... Sulphuric Acid in sulphates, Estimation of, A. VON ASBOTH . . . . . . Summer excursion . . . . . . . . . . . . - T. Tabsrie’s process for the indirect determina- tion of alcohol, Note on, S. HARVEY ... Tabarie’s process for the indirect determina- tion of alcohol, note on, A. H. ALLEN ... Tanning extracts, Estimation of, F. JEAN .. Tartaric acid, The occurrence of metallic lead in, GUILLOT . . . . . . .. Lead in. C BUCHEL . . . . . . PAGE 179 220 240 40 79 134 39 36 52 8 136 4 116 55 36 40 40 197 13 192 232 233 235 58 99 115 118 193 141 1 5 14 198 198Vi. INDEX. PAGE Titanium and metatitanic acid, Determina- tion of by hydrogen psroxide, F.E. DUNNINGTON . . . . . . . . . . . . 58 Tobacco extract, Estimation of nicotine in, J. PINETTE . . . . . . . . . . . . . . . 178 - V. Vanadic acid, New method of estimating, ROSENHEIM & FRIEDHEIM . . . . . . . . . 177 L_ W. Water, The action of, on glass vessels for Water, A delicate test foralum in potable, chemical use, MYLIUS-& FORSTEL.. ... 10 E. H. RICHARDS . . . . . . . . . . . . 14 PAGE Waters, Some Egyptian, H. D. RICHMOND ... 163 Waters, New colour standard for natura1,H. HAZEN . . . . . . . . . . . . . . . 234 Water analysis, convenient arrangement of, apparatus for determining free and albunii- noid ammonia, G. EMBREY . . . . . . 41 Water analysis, Reports on, L. TAYLOR ... 89 Water-baths, Porcelain, W.DITTMAR ... 17 Water-marks in paper, A method of dis- , criminating between natural and artificial, Wine, Determination of glycerine in, M. T. W. HERZBERG . . . . . . . . . . . . 136 LECCO . . . . . . . . . . . . . . . 156 Y. Yeast, compressed, Addition of starch to, 99 unnecessary, J. KIRKLAND. INDEX OF AUTHORS’ NAMES. A. PAGE ALBERTI & HEMPEL, Method of determining ALLARD, The Rising of cream in watered milks . . . . . . . . . . . . . . 238 ALLEN, A. H., Notes on Tabarie’s method of determining alcohol ... 5 ,, On the proportion of water in butter . . . . . . . . . 104 ,, Neutrality . . . . . 186, 215 ANDRES, H., Examination of peppermint oil 14 ASBOTH, A., VON, Estimation of sulphuric a2id in sulphates . . . . . . . . . . . . 193 AsnBY, A. The postal transmission of samples .. . . . . . . . . . . .. 36 AUTENRIETH & HINSBERG, Test for phenacetin . . . . . . . . . . . . . . . 56 the ash of sugar . . . . . . . . . . . 40 -- B. BENEDICKT, R , O n the analysis of galena BENEUICKT & GANS, The quantitative and lead sulphide . . . . . . separation of silver and lead BUCHEL, C., Lead in tartaric acid . . . . . . . . . . . . - c. CANNEFIN, S . , The impossibility of completely separating barium as sulphnte from strong solutions of strontium salts . . . . . . CARCANO, L., Contributions to the cietermina- tion of nitrogen in milk and its pro- ducts . . . . . . . . . . . . . . . CARRE, L., A new process €or determillation of phenol . . . . . . . . . ... CASSAL, C. E., The drawing up of certifi- cates . .. . . . . . . On a recent case of butter adulteration ...... ,, 117 136 198 199 134 12 66 113 PAGE CAZENEUVE, & NICOLLE, Rapid determina- ation of free sulphuric acid in aerated waters . . . . . . . . . . . . . . . 118 - D. DENIGES, G., The Micro-chemical detection of sulphuric acid . . . . . . . . . . . . 58 DIETERICH, E., Hiibl’s iodine absorption method . . . . . . . . . . . . . . . 219 DITTMAR, W., Porcelain water-baths ... 17 ,, Metal vessels for laboratory use ... . . . . . . 53 DOMERGUE, A., The composit4ion of coffee extracts . . . . . . . . . . . . . . . 137 DUNNINGTON, F. P., Metatitanic acid and the determination of titanium by means of DYER: B. & E. H. ROBERTS, On the inappli- cability of the Werner-Schmid Method to the analysis of condensed milks ...81 hydrogen peroxide . . . . . . . . . 58 DYER, B., The adulteration of basic slag ... 4 - E. EivBER?, G., A convenient method for arrangiiig the apparatus used in determin- ing free and albuminoid ammonia ... 41 - F. FRANKLAND, E., Letter on water analysis ... 120 I_ G. GABIEL, S., The determination of crude GILL, A. H., Note on the estimation of fibre . . . . . . . . . . . . . . . 155 milk sugar . . . . . . . . . 36INDEX. vii. GILL, A. H.. The determination of carbon dioxide in the air of build- ings . . . . . . . . . . . . CUILLOT, The occurrence of metallic lead in tartaric acid . . . . . . . . . . . . - H. HAMPE, W., The determination of silica in , The simultaneous precipitation of copper and antimony by the electric current.. . ... HARVEY, S., Note on Tabarie's process for the indirect estimation of alcohol in beer HAZEN, H., New colour standard for natural waters .. . . . . . . . . . . . . HEATON, W. & 8. A. VASEY, The analysis of peptones . . . . . . . . . . . . . . HEHNER, O., Notes 3n butter .. ... ,, Note on the Leffman-Beam method of determining fat ill milk . . . . . . . . . . . . ,, On the determination of oleic acid . . . . . . . . . . . . ,, On the influence of alumed baking powder on peptic digestion with remarks on a recent prosecution . . . . . . W, W., A method of discriminating wtural and artificial water- HEMW SLicCaTol a . . . . . . . . . substances containing fluorine . . . . . . . . . . . HERTKORN, J., Testing ammonia solution HERZ, F. J., Soapy milk . . . . . . . . . HOLDE, D., Hiibl's iodine absorption method HOLLMAN, A.F., The examination of platinic HUNDESHAGEN, F., The determination of ... chloride for purity . . . . . . . . . sulphur in coal by Eschka's method - J. JAFNASCH Rt VOGTHERR, The attack of chrome iron ore, by hydrochloric acid JANNASCH & FRANZEK, The quantitative separation of manganese and nickel ; man- ganese and cobalt ; and of manganese, cobalt and nickel . . . . . . . . . . . . JANNASCH &c., Analysis of sulphides ... JEAN, F., Examination of tanning extracts ,, Observations on butter analysis ,, The acetic acid test for fat ... ,, The examination of cnmmercial yolk of egg . . . . . . . . . . under pressure . . . . . . . . . . . . - K. KIRKLAND, J., Compressed yeast . . . . . . KOBERT, R., The recognition of unorganised ferments in blood .. . . . . . . . . . . KOEFOED, E., Resumd of a research on the acids of butter . . . . . . . . . . . . KOHLMANN, B., The weighting of leather ... KOTTMEYER, G., The reaction of salicylic acid . . . . . . . . . . . . . . . . . . PAQE 184 198 8 138 1 234 28 101 102 181 201 136 13 39 99 199 80 192 57 58 197 14 117 194 237 99 37 130 98 39 _- - PAQE L. LAUDIN, J., The examination of wall paper. carpets and textile goods for arsenic, in Sweden . . . . . . . . . . . . . . . 119 LEATHER, J. W., On the detection of castor- oil seed and of croton seed in feeding stuffs . . . . . . . . . . . . . . . 121 LECCO, M. T. The determination of glycerine in wine . . . . . . . . . . . . . . . 156 LEEUWEN, VAN, Influence of the sulphur in coal gas on determinations of sulphur by fusion .. . . . . . . . . . . . . . 232 LEFFMAN & BEAM, Further experience with alkali-glycerol as the saponifying agent in the Reichert process , . . 65 J 9 - 9 ,, A rapid and accurate method of determining LENGFELD &, PAPARELLI, The purity of olive LEZE &, ALLARD, Determination of fat in Lucco, C . , The use of potassium ferrocynnide TAUNGE, G., Estimation of mlphur in fat in milk . . . . . . 83 oil . . . . . . . . . . . . . . . . . 196 milk products . . . . . . . . . . . . 55 and ferricyanide in analysis . . . . . . 16 pyrites cinders . . . . . . . . . . . . 235 - M. MA4LJEAN, A simple method for the detection of frozen meat . . . . . . . . . . . . MANQOLD, C., The analysis of sealing wax MEYRR, A., The influence of saccharine matter in the fodder upon the composition of milk-fat .. . . . . . . . . . . . . MORALES, C., The use of calcium sulphate in dialysis . . . . . . . . . . . . . . . MOSCHELES & STELZER, The analysis of sub- stitutes for coffee . . . . . . . . . . . . MYLIUS & FOERSTER, The action of water on glass vessels for chemical use . . . . . . 0. OBERMULLER, K., The determination of cholesterin . . . . . . . . . . . . . . . OKADA, K., A new method for the deter- mination of carbon in organic substances OLIVERI, v., The essential oil of lemons ... - P. PANAJOTOW, G., The detection of Turkish essence of Geranium in Rose oil PINETTE, J., The estimation of nicotine in tobacco extract . . . . . . . . . . . . PLUGIGE, P. C., A reaction of cerous oxide PUSCH, T., Citric acid .. . . . . . . . . . . . . - R. REUSS, W., Poisonous metals in preserved foods . . . . . . . . . . . . . . . RICHARDS, E. H., A delicate test for alnm in potable water .. , ,.. I . , . . 56 52 37 16 154 10 55 237 6'0 40 178 56 238 16 14viii. INDEX. PAQR RICHMOND, H. D., The relation between specific gravity, fat and solids-not-fat in the milk of the Garnoose . . . . . . 5 9 1 The estimation of iodo- form . . . . . . 7 7, The testing of petro- leum . . . . . . 7 7: On Garnoose butter 46 A rapid method of milk analysis . . . . . . 50 7, Fat-extraction and fat- calculation in milk analysis . . . . . . 48 ,7 9 9 On the Leffman-Beam method of fat estima- tion in milk ... 144 1 9 On a sample of milk yielded by an Arab woman . . . . . . 161 Egyptianflour ...161 11 Some Egyptian waters 163 1‘ Normal sulphuric acid, barium sulphate, and d e c i n o r m a l barium hydrate ... 166 ? l The relation between specific gravity, fat, and solids-not-fat ... 169 Y The Reichert procers and its modifications 171 7, Amagat and Jean’s oleorefractomer ... 221 On the action of some enzymes on milk sugar . . . . . . 222 solids in milk ... 226 of sulphur . . . . . . . . . . . . . . . 233 provisions . . . . . . . . . . . . . . . 20 ing sulphur in coal . . . . . . . . . 13 separatiou of iron . . . . . . . . . . . . 233 7 9 71 The estimation of total RIPPER, N., The gravimetric determination ROOS, VAN H., Letter on tins for preserved ROTHE, J., The Eschka method of determin- KOTHE: T. W., A new process for the ROSENHEIY. & FRIEDHEIM, New method of RGSSXL, A, The vale at,ion of commercial RUHEMANN, S., A new and delicate indicator estimating vanadic acid .. . . . . . . . 177 aluminum . . . . . . . . . . . . . . . 96 for alcoholic solutions . . . . . . . . . 133 S. SUAIA, A., Rum and its adulteration ... 79 alcohol by Roke’s method ... 95 in bteel and alloys . . . . . . . . . . . . SCHRODT, & HENZOLD, Butter-fat . . . . . . 176 milk analysis . . . . . . . . . . . . 227 determining the ash of sugar ... ... 40 - ,, On the determination of amyl SHOENEIS, W., Determination of aluminium 176 SHIJTT, F. L., On the Babcock method of $IDERESKY, Alberti & TTempel’s method of SEERTCHLY, W. P., Notes on Stock’s nitro- gen process . . . . . . . . . . . . . . . MEETB, W. J., A methrd for the determina- tion of the specific gravity of powered substances .. . . . . . . . . . . . . . SYETHAM, A., A new form of fat extractor SPICO. M., A volumetric method for the estimation of phosphoric acid . . . . . . SPIEGLER, E., A sensitive reaction for albu- men in urine . . . . . . . . . . . . STOCK, W. F. K,, Supplementary note on the analysis of white pepper . . . . . . a new and rapid method for the determination of nitrogen in organic bodies . . . . . . 11 Supplementary notes on a new and rapid method for the determination of nitrogen in organic bodies . . . . . . STOKES, A. W., Estimation of fat in milk by the Hahcock method . . . . . . . . . STOLLE, E., Volumetric estimation of sul- phuric acid in sulphates . . . . . . . . . for liquids . . . . . . . . . . . . . . . 9, STRACHE, H., Estimation of acetone ... ,.;lemical detection TEED, F. L., The detection and estimation of minute quantities of lead in the TAYLOR, L., Reports on watel ,A’., . : ..... presence of copper and iron . . . . . . THIELE, J., The recognition of arsenic THOMS, tl., Valuation of oil of cloves ... ... THORNER, W., The use of centrifugal machines in analytical and microscopical work . . . . . . . . . . . . . . . TSCBIRCH, A,, The coloration of preserved foods with copper.. . . . . ,, The coloring of preserved foods . . . . . . . . . V. VIETH, P., Gn the composition cf milk and The average composition of milk milk products . . . . . . . . . . ,, (with chart) . . . . . . . . . W. WEINIG, M., Gravimetric estimation of free WELMANNS, P., Detection of vegetable fatty sulphuric acid . . . . . . . . . . . . oils in lard . . . . . . . . . . . . WENSE, W., On the estimation of potassium ~TOLFF, J., Estimation of lime salts in syrup as perchlorate . . . . . . . . . 57, 177 :ind sugar products . . . . . . . . . 239 -_ PAGE 209 . 55 44 116 195 34 109 152 127 1’ .I 89 142 13 11 230 11 16 62 84 99 59
ISSN:0003-2654
DOI:10.1039/AN89217BA001
出版商:RSC
年代:1892
数据来源: RSC