THE ORGAN OF THE Society of Public Analysts, A MONTHLY JOURNAL DEVOTED TO THE ADVANCEMENT OF PAGE Abnormal samples of milk, C. W. Heaton and others ... ... lto6 Acetone, Volumetric estimation of, Robineau it RoI.LIN „ The solubility of rosin and mineral WlKDEBHOLD Acidimetric and alkalimetric solution?. Standardizing of, Parsons, Acido-butyrometry, N. Gkrbeb ... Acts, Defects in the Food Adulteration ... ,, Suggested improvements in the working of the Food Adulteration Acts, On the results of the working of, in Dublin, Sir C. Cameron Alcohols, The detection of monovalent, B. V. Bitto ,, Methyl and ethyl, C. A. Lobby Debbuyn Alkaline liquids containing hypochlorite, Titration of, C. Uixmann Alumina and ferric oxide in mineral phosphates, Determination of, Mabiani & Taselli Alumina and ferric oxide, Separation of, H. BOBNtBAOEB Ammonia, Presence of, in zinc dust, RoDINEAU & RoT.I.IN Ammonia, The Nessler reaction for, B. Neitmann Ammonium thiocyanate in manures, P. L. JcMEAtr Analysis, Electolvtic methods of, Oettel Society of ... Gabnieb Apparatus for the estimation of insoluble fatty-acids, C. E. Cabsal Apparatus, New distilling, for the Stock nitrogen process. W. F. K. Stock Apparatus for the estimation of free and albuminoid ammonia in water-analysis, A. H. Out Appointments :— Mr. John White to West Bromwich ... Mr. W. W. Fisher, as District Agricultural Analyst for the County of Oxford Appointments, Joint, of Medical Officer of Health and Public Analyst undesirable... Arsenicalis liquor, New volumetric method for the valuation of, S. Gyoby ... Arsenic from antimony, Separation of, L. Gabnieb ^. ... 259 148 90 in 232 135 151 308 31 Ash in mineral lubricating oils, Determination of, A. Stephanow B. Babcock machine, On some modifications of, C. R. C. Tichrobne Basic slag, The determination of lime in, A. F. Hollemann Beer, Boric acid a natural constituent of, J. Brand „ Detection of saccharin in, F. Gaknteb Beeswax, The examination of, G. Bucnnek Boiling-point of salt solution, H. D. RichMond .. Boric acid a normal constituent of hops and beer, J. Brand Boric acid, On a method of titrating, R. T. Thomson Boric acid, Methods for the determination of, A. K. Reischleb Borofluoride of potassium, Acidimetric estimation of, F. Stolb A Boron, The determination of, II. Moissah Butter, Average composition of, during 1892 „ The volatile fatty acids of, H. Krkit ,, Mixtures of, with margarine, or other fata, 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, K. Wrampelmeter Butter analysi°, comparison of Reichert Wollny and Leffmann Beam processes „ ,, On the (so-called) Penne tier's method of, A. Pizzi ,, ,, by polarized light, A. Pizzi „ ,, Use of crysotile fibre in ... „ „ Ereis' modification of the Reichert-Meissl process ,, ,, sulphuric acid as a hydro lyzingagent, S. Rideal Butter-fat, Sulphuric acid hydrolysis of, S. Rideal Butyric acid, The distillation of, H. D. Richmond "Caccio-Cavallo," The analysis of, G. SabTobi Cadmium from copper, Separation of, by the iodide method, P. E. Browning ... Canada, Particulars as to public analysts in Carbolic acid, Assay of crude, G. Sen Achbbi. 301 PAGE Castor-oil, Oxidized or soluble 228 Centrifugal milk-testers, Note on, F. Vieth 201 of crude fibre by, W. Tbobner 138 Centrifugal milk-testers unfitted for use by ing, E. H. Wil- on, A. W. Stokes 287 Cheese, The analysis of "Caecio-Cavallo," G. Sartobi 17 „ Chemical researches on Sicilian, Si'ica & De Bi.asi 94 „ Use of crysotile fibre in the analysis of ... ... ... 77 ,, Manufacture of, from sheep's milk, C. Bksana 248 Chlorides, A source of error in estimating by Mohr'a method, W. S. Yotino ... 125 of, F. Faiblky 222 Chromium in ferro-chromium, The deter- livers 197 Coffee, Use of crysotile fibre in the analysis of 81 Coffee glazing, F. Felsingeb 147 Condensed milk, Points in the analysis of, Richmond & Boseley - ... 170 Consistency of semi-solids, Simple appliance for testing the, C. E. Sohn 218 Copper sulphate, On the examination of, J. RrrpLE 279 Copper from cadmium, separation by the iodide method, P. E. Browning ... 304 Copper sulphate, Rapid detection of iron in, G. Gbiogi 305 Correspondence :— LetterTrom Mr. A. W. Stokes 24 „ from Dr. Morgan 187 „ from Messrs. Stokes and Bod- mer 212,260 „ from Messrs. Richmond and Bose- ley 236 „ from Mr. W. F. K. Stock ... 96 Cotton-seed-oil in lard, Detection of, F. Gannteb ... 183 heated, W. G. Cream, Average amount of fat in, during the year 1892 52 „ Rising of, in churns during delivery 51 180 Definitions of vinegar, Various Electrolytic methods of analysis ... F. Fat, Note on an abnormal melting-point Fat in the milk of Mecklenburg herds, Fats and oils, Use of crysotile fibre in the Fats, Hydrolysis of, by concentrated sul- Fats by strong sulphuric acid, Saponification of, SCHAtZMANN & KEEIS 304 Fatty acids, Estimation of insoluble, C. E. Fatty oils, The oxidation of, W. Fahbion 233 Ferric oxide and alumina in mineral phos- Ferro-chromium, The determination of Ferric oxide and alumina, Separation of, If. Fibre, Rapid determination of, crude by Food Act of Dr. Cameron, Strictures on the 30 Fowler's solution, New volumetric method o. Gas dissolved in potable waters, Observa- Ginger, with special reference to the dis- Glue, Valuation of leather, F. Ganntek'... 284 Gunpowder, Use of crysotile fibre in analysis of... ... ... ... ... 83 Hops, Boric acid a natural constituent of, J. Brand 135 Hydrazines with lignin, Reactions of, E. Nickel 283 Hydrolysis of fats by concentrated sul- phurio acid, Pbaoeb & Stern 230 Hydroxylamine, Quantitative precipitation in presence of, Jannasch & Mai ... 255 Hypochlorite, Titration of alkaline liquids containing, C. Ullmann 255 I. Drugs, Unsatisfactory condition of the analysis of ... ,. Dublin, On the results of the working of the Adulteration Acts in, Sib C. Camebok 213 2'J Indiarubber surrogates, Contributions to the chemistry of, R. Henbiques ... 228 Indiarubber goods, The analysis of, R. Henbiqces 227 Indiarubber goods, The analysis of, D. Holde 147 Indiarubber, Recovered, R Henhiques ... 258 the Commissioners of 259 / |