Chemical News and Journal of Industrial Science, Tomy 31-32Chemical news office., 1875 |
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Strona 27
... yielded , along with benzoate of potash , an alcohol which readily dissolved in ether , aceton , and spirit of wine , but did not crystallise from any of these solvents . It melts at a gentle heat , and cannot be distilled without ...
... yielded , along with benzoate of potash , an alcohol which readily dissolved in ether , aceton , and spirit of wine , but did not crystallise from any of these solvents . It melts at a gentle heat , and cannot be distilled without ...
Strona 67
... yielded a heavy gelatinous precipitate , which , when filtered off by the aid of a pump and washed with water , was found to contain lead . Dried at 100 ° C. , it gave , by analysis , the following result : - C H Pb .. 2 . 1 . .. 21.62 ...
... yielded a heavy gelatinous precipitate , which , when filtered off by the aid of a pump and washed with water , was found to contain lead . Dried at 100 ° C. , it gave , by analysis , the following result : - C H Pb .. 2 . 1 . .. 21.62 ...
Strona 190
... yielded by twenty - four genuine teas . They are divided into three classes , and arranged in each class according to the per- centage of extract yielded : - No. EXTRACTS OF TEAS . Ordinary Teas ( Genuine ) . Description . 49. Gunpowder ...
... yielded by twenty - four genuine teas . They are divided into three classes , and arranged in each class according to the per- centage of extract yielded : - No. EXTRACTS OF TEAS . Ordinary Teas ( Genuine ) . Description . 49. Gunpowder ...
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acetic acid action adulterated alcohol aldehyd alkali alum alumina ammonia amount analysis aniline anthracen apparatus applied baryta Bill body boiling calcium carbonic acid cent CHEMICAL Chemistry chemists chloride chromic acid chrysene clause colour compound containing copper crystalline crystals decomposed decomposition dilute dissolved distilled ether evaporation experiments filter gases give glass grms heat hydrate hydrochloric acid hydrogen insoluble iodide iron liquid London magnesia magnet manufacture manure matter mercury metallic method methyl milk mineral mixed mixture nitrate nitric acid nitrogen obtained ordinary oxalate oxide oxygen paper patent phosphate phosphate of lime phosphoric acid plane platinum potash potassium powder precipitate present produced proportion Public Analysts pure pyrites quantity residue salts sample sesquioxide silicates silver Society sodium solid soluble solution substance sugar sulphate sulphide sulphuric acid tartaric tartaric acid temperature tion tube washed weight whilst wine zinc