A Manual of Chemical Analysis as Applied to the Examination of Medicinal Chemicals: A Guide for the Determination of Their Identity and Quality, and for the Detection of Impurities and Adulterations ...H. C. Lea's son & Company, 1883 - 624 pagina's |
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Pagina 31
... solu- tion of hydrogen sulphide . Aniline Sulphate . - Solution of 5 drops of aniline in 25 cubic centimeters of diluted sulphuric acid . Argentic Nitrate . - Solution of 1 part of crystallized argentic nitrate in 20 parts of water ...
... solu- tion of hydrogen sulphide . Aniline Sulphate . - Solution of 5 drops of aniline in 25 cubic centimeters of diluted sulphuric acid . Argentic Nitrate . - Solution of 1 part of crystallized argentic nitrate in 20 parts of water ...
Pagina 58
... solu- tion of ammonium carbonate , when uranium and cerium will be dissolved . Uranium is recognized by a brown precipitate on supersaturating the solution with hydrochloric acid , and the subsequent addition of potassium ferrocyanide ...
... solu- tion of ammonium carbonate , when uranium and cerium will be dissolved . Uranium is recognized by a brown precipitate on supersaturating the solution with hydrochloric acid , and the subsequent addition of potassium ferrocyanide ...
Pagina 59
... solu- tion potassium nitrite in considerable quantity is added , and allowed to stand for several hours , when cobalt will be completely separated as a yellow , pulverulent double salt , whilst nickel re- mains in solution , and may be ...
... solu- tion potassium nitrite in considerable quantity is added , and allowed to stand for several hours , when cobalt will be completely separated as a yellow , pulverulent double salt , whilst nickel re- mains in solution , and may be ...
Pagina 66
... solu- tion of ferrous sulphate , so as to form two distinct layers ( Fig . 34 ) ; a brown or violet coloration of the liquid , or a brownish colored zone at the point of contact of the two liquids will then be pro- duced ; chloric acid ...
... solu- tion of ferrous sulphate , so as to form two distinct layers ( Fig . 34 ) ; a brown or violet coloration of the liquid , or a brownish colored zone at the point of contact of the two liquids will then be pro- duced ; chloric acid ...
Pagina 76
... hydrate , and inserted in the cork of the burette , as shown in the figure . The tests are made by first filling the burette with the test - solu tion to exactly such a height that the mark on 76 MANUAL OF CHEMICAL ANALYSIS .
... hydrate , and inserted in the cork of the burette , as shown in the figure . The tests are made by first filling the burette with the test - solu tion to exactly such a height that the mark on 76 MANUAL OF CHEMICAL ANALYSIS .
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Overige edities - Alles bekijken
A Manual of Chemical Analysis as Applied to the Examination of Medicinal ... Friedrich Hoffmann Volledige weergave - 1883 |
Veelvoorkomende woorden en zinsdelen
acetic acid added addition alcohol alkaline hydrates alkaloids ammonia ammonia-water ammonium sulphide amount antimony aqueous solution argentic nitrate arsenic barium chloride blue coloration bromide burette calcium carbon bisulphide cent chloroform colorless completely precipitated concentrated sulphuric acid containing crystalline cubic centimeters decomposed detected dilute sulphuric acid dissolved drops of solution ether evaporated Examination excess ferric ferrous filtered filtrate flask gentle heat grams grav hydrochloric acid hydrogen sulphide impurities indicate insoluble iodine latter liquid litmus magnesium metallic mixture neutral nitric acid number of cubic odor oxalic oxide plumbic potassium ferrocyanide potassium hydrate potassium iodide potassium or sodium powder presence produced pure readily reagent residue salt saturated with hydrogen sodium carbonate sodium hydrate solu solution of argentic solution of potassium solution of sodium spec specific gravity strongly heated subsequently sulphate sulphuric acid supersaturated tartaric acid taste temperature test-tube tested tion tube warm water of crystallization weight white precipitate yellow zinc
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Pagina 11 - A Treatise on Pharmacy : designed as a Text-book for the Student, and as a Guide for the Physician and Pharmaceutist.
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Pagina 5 - AN ANALYTICAL COMPENDIUM OF THE VARIOUS BRANCHES OF MEDICAL SCIENCE; for the Use and Examination of Students. A new edition, revised and improved. In one very large and handsomely printed royal 12mo. volume, of about one thousand pages, with 374 wood-cuts.
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