Chemical News and Journal of Industrial Science, Tom 7Chemical news office., 1863 |
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Strona 1
... sulphuric acid . This sulphuric acid , mixed with water and distilled , produces alcohol . To facilitate the absorption of the smoke , it is caused to pass through a body impregnated with sulphuric acid , or through coke 2 { CHEMICAL ...
... sulphuric acid . This sulphuric acid , mixed with water and distilled , produces alcohol . To facilitate the absorption of the smoke , it is caused to pass through a body impregnated with sulphuric acid , or through coke 2 { CHEMICAL ...
Strona 2
... acid no longer hydrogen depends evidently , in the first instance , on the absorbs smoke , the body impregnated with ... sulphuric acid , and three kilogrammes of mercury - the use of which in the operation is , we apprehend , for the ...
... acid no longer hydrogen depends evidently , in the first instance , on the absorbs smoke , the body impregnated with ... sulphuric acid , and three kilogrammes of mercury - the use of which in the operation is , we apprehend , for the ...
Strona 3
... sulphuric acid ; and we are quite sure that it would be necessary to make a new estimate of the cost price which the journals of St. Quentin , with laudable zeal , but with too much precipitation , had fixed at 25 francs per hectolitre ...
... sulphuric acid ; and we are quite sure that it would be necessary to make a new estimate of the cost price which the journals of St. Quentin , with laudable zeal , but with too much precipitation , had fixed at 25 francs per hectolitre ...
Strona 10
... sulphuric acid ; then to separate the highly coloured acid , and add thereto a sufficient quan- tity of alkali to precipitate a brown colouring matter , which may be used as a pigment . The oil , after this treat- ment , is mixed with ...
... sulphuric acid ; then to separate the highly coloured acid , and add thereto a sufficient quan- tity of alkali to precipitate a brown colouring matter , which may be used as a pigment . The oil , after this treat- ment , is mixed with ...
Strona 12
... sulphuric acid to a soap containing rosin ( known as pale yellow , & c . ) , be weighed , the exterior surface being previously dried , it will give about 3 per cent . more fat than really is present , owing , I presume , to the rosin ...
... sulphuric acid to a soap containing rosin ( known as pale yellow , & c . ) , be weighed , the exterior surface being previously dried , it will give about 3 per cent . more fat than really is present , owing , I presume , to the rosin ...
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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