Chemical News and Journal of Industrial Science, Volumen33Chemical news office, 1876 |
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Página 3
... hydrogen into contact with his tongue , in order to ascertain its taste , found that it was whitened . The cuticle was also blackened , and at the same time a violent itching was excited . Litmus paper without any previous reddening was ...
... hydrogen into contact with his tongue , in order to ascertain its taste , found that it was whitened . The cuticle was also blackened , and at the same time a violent itching was excited . Litmus paper without any previous reddening was ...
Página 4
... hydrogen , is converted into sulphate of lead by dilute solutions of peroxide of hydrogen , and thus restored to its primitive colour . A fine drawing by Raffaelle , with superimposed white which had become spotted with black , was ...
... hydrogen , is converted into sulphate of lead by dilute solutions of peroxide of hydrogen , and thus restored to its primitive colour . A fine drawing by Raffaelle , with superimposed white which had become spotted with black , was ...
Página 10
... Hydrogen 6'4 Oxygen 515 .. The equivalent of water fixed in this substance resists desiccation . The substance , for which the author pro- poses the name hydro - cellulose , is characterised by its extreme friability . Constitution of ...
... Hydrogen 6'4 Oxygen 515 .. The equivalent of water fixed in this substance resists desiccation . The substance , for which the author pro- poses the name hydro - cellulose , is characterised by its extreme friability . Constitution of ...
Página 11
... hydrogen water to a known volume of the liquid under examination is compared with the colour produced , by the same means , in an equal volume of water , to which a known amount of lead or copper , in solution , has been added . In ...
... hydrogen water to a known volume of the liquid under examination is compared with the colour produced , by the same means , in an equal volume of water , to which a known amount of lead or copper , in solution , has been added . In ...
Página 12
... hydrogen water or vice versa . Thus there is no need , if the colour of the standard be too light , to prepare a fresh standard , as must be done in Nesslerising . It is only necessary to add another measured quantity to the liquid ...
... hydrogen water or vice versa . Thus there is no need , if the colour of the standard be too light , to prepare a fresh standard , as must be done in Nesslerising . It is only necessary to add another measured quantity to the liquid ...
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action alcohol alizarin alkali ammonia ammonium amount analysis aniline aniline-black anthracen apparatus bilirubin biliverdin blue body boiling bromine calcium carbonic acid caustic cent Chemical Society chemistry chemists chlorate chloride compound condensation containing cooling copper crystallisation cyanide cyanogen decomposed dilute dissolved distilled dyeing effect electricity employed ether evaporation examination experiments filtered furnace gases give glass grain graphite grms heat hydrate hydrochloric acid hydrogen Improvements insoluble Institution iodine iron kilos light lime liquid London machine manganese manufacture means mercury metal meteorites method mixture nitrate nitric acid nitrogen observed obtained oxide oxidised oxygen paper passed phosphate phosphoric acid platinum potash potassium precipitate present produced Prof proportion pure quantity reaction researches residue Royal salt sample selenium silver soda sodium soluble solution substance sugar sulphate sulphide sulphuric acid temperature tion tube vanadium vapour whilst yield zinc
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