The Chemical News and Journal of Physical Science, Volúmenes33-34Griffin, Bohn and Company, 1876 |
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Página 7
... copper ferrocyanide , but may be distinguished by the solubility of the precipitates in hydrochloric acid , viz . , the uranium ferrocyanide dissolves easily even in diluted hydrochloric acid : the corresponding copper salt is insoluble ...
... copper ferrocyanide , but may be distinguished by the solubility of the precipitates in hydrochloric acid , viz . , the uranium ferrocyanide dissolves easily even in diluted hydrochloric acid : the corresponding copper salt is insoluble ...
Página 5
... COPPER . To the Editor of the Chemical News . SIR , Will you allow me to draw attention to the fact that a process for the estimation of minute traces of copper , after precipitation of iron with ammonia , exactly similar to that given ...
... COPPER . To the Editor of the Chemical News . SIR , Will you allow me to draw attention to the fact that a process for the estimation of minute traces of copper , after precipitation of iron with ammonia , exactly similar to that given ...
Página 6
... copper has ever been used as an adulterant | samples . The analysts with whom I had to deal pro- for bread , and suggests that the blue colour developed on bringing bread ashes to a red heat may have given rise to the idea . I have ...
... copper has ever been used as an adulterant | samples . The analysts with whom I had to deal pro- for bread , and suggests that the blue colour developed on bringing bread ashes to a red heat may have given rise to the idea . I have ...
Página 8
... copper some years since in Belgian bread by the wet process ( though never in English ) , but believe that that adulteration no longer is continued at the present day . I cannot imagine how Dr. Edmunds can suppose that a chemist could ...
... copper some years since in Belgian bread by the wet process ( though never in English ) , but believe that that adulteration no longer is continued at the present day . I cannot imagine how Dr. Edmunds can suppose that a chemist could ...
Página 11
... copper already detailed it will be seen that o'5 m.grm . of copper per litre could be estimated by using 50 c.c. of the liquid . Standard used , 1 c.c. = 0'I m.grm . copper . Solution contained 0.25 m.grm . of copper per litre Details ...
... copper already detailed it will be seen that o'5 m.grm . of copper per litre could be estimated by using 50 c.c. of the liquid . Standard used , 1 c.c. = 0'I m.grm . copper . Solution contained 0.25 m.grm . of copper per litre Details ...
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acetic acetic acid action al-Khazini alcohol alizarin alkali ammonia ammonium amount analysis anemometer aniline aniline-black anthracen apparatus bilirubin biliverdin body boiling bromine calcium carbonic acid caustic cent Chemical Society chemistry chemists chlorate chloride colour compound condensation containing copper crystallisation cyanide cyanogen decomposed decomposition described dilute dissolved distilled electricity employed ether evaporation examination experiments filter filtrate furnace gases give glass grms heat hydrate hydrochloric acid hydrogen Improvements inches insoluble iron kilos light lime liquid litre London manganese manufacture matter means mercury metal meteorites method mixture nitrate nitric acid nitrogen observed obtained ordinary oxide oxidised oxygen paper passed phosphate phosphoric acid platinum potash potassium precipitate present produced Prof pure quantity radiometer reaction researches residue Royal salt sample selenium soda sodium soluble solution substance sugar sulphate sulphide sulphuric acid temperature tion tube vanadium vapour whilst zinc
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