Chemical News and Journal of Industrial Science, Tom 7Chemical news office., 1863 |
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Strona 16
... become colourless , or the shade of the precipitate deepens . Tannate of rosaniline , when heated , becomes darker , and assumes a violet tinge ; by raising the temperature , it becomes brown , and then decomposes . In alcohol , wood ...
... become colourless , or the shade of the precipitate deepens . Tannate of rosaniline , when heated , becomes darker , and assumes a violet tinge ; by raising the temperature , it becomes brown , and then decomposes . In alcohol , wood ...
Strona 17
... becomes successively more and more bluish , and finally becomes almost a pure blue . The transformation can be stopped at a given moment , and a violet , more or less verging on red or blue , ob- tained at will . For this purpose , the ...
... becomes successively more and more bluish , and finally becomes almost a pure blue . The transformation can be stopped at a given moment , and a violet , more or less verging on red or blue , ob- tained at will . For this purpose , the ...
Strona 18
... become anhydrous when the water of constitution is driven away . Lord Chief Justice Cockburn : I understood Mr. Grove's question to be - is it true of substances , that they may be in solution , that they may be dry , or that they may ...
... become anhydrous when the water of constitution is driven away . Lord Chief Justice Cockburn : I understood Mr. Grove's question to be - is it true of substances , that they may be in solution , that they may be dry , or that they may ...
Strona 22
... become unable to with- stand the ordinary working pressure . Various hypotheses set up to account for explosions were worse than useless , because they diverted attention from the real source of danger . He believed that one of these ...
... become unable to with- stand the ordinary working pressure . Various hypotheses set up to account for explosions were worse than useless , because they diverted attention from the real source of danger . He believed that one of these ...
Strona 23
... become a common practice to re - work perished vulcanised goods by some such process as that just described . The ... becoming itself contaminated with lead . 2551. Compound to Prevent the Incrustation and Sediment of Calcareous Matters ...
... become a common practice to re - work perished vulcanised goods by some such process as that just described . The ... becoming itself contaminated with lead . 2551. Compound to Prevent the Incrustation and Sediment of Calcareous Matters ...
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according action added alcohol ammonia amount aniline apparatus appears application arsenic acid become bismuth bodies boiling called carbon cent CHEMICAL chemistry chloride coal colour combination communication compound considered consists containing continued copper corresponding described dissolved distillation effect employed evaporated examined experiments extract fact give given heat hydrochloric hydrogen important Improvements iron known lead less light lime liquid London manufacture manure mass material matter means metal method mineral mixed mixture nature necessary nitric Notices observed obtained operation ordinary oxide oxygen passed patent peat plants platinum portion potash practical precipitate prepared present produced proportion pure quantity reference regard remains remarkable ROYAL salt scientific separated silver Society soda soluble solution steel Street substances sufficient sulphuric acid temperature thallium tion treated tube vapour weight