Chemical News and Journal of Industrial Science, Tomy 99-100Chemical news office., 1909 |
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Strona 5
... substance to be analysed is a solid , it is weighed off in a small stoppered bottle B , Fig . 2 , the neck of which fits into the constriction of A , so that the substance may be mixed in B with a quantity of copper oxide from A , with ...
... substance to be analysed is a solid , it is weighed off in a small stoppered bottle B , Fig . 2 , the neck of which fits into the constriction of A , so that the substance may be mixed in B with a quantity of copper oxide from A , with ...
Strona 6
... substance contains nitrogen , a metallic copper spiral 7 cm . long is , as usual , placed at the front of the tube , and the current of oxygen is passed at a slower rate at the beginning of the combustion . For acetanilide the following ...
... substance contains nitrogen , a metallic copper spiral 7 cm . long is , as usual , placed at the front of the tube , and the current of oxygen is passed at a slower rate at the beginning of the combustion . For acetanilide the following ...
Strona 11
... substance is given thorough treatment , some notes being occasionally added by the translator . A short summary is given of the coal - tar colours , and also some account of the uses of colours , which , however , is perhaps too much ...
... substance is given thorough treatment , some notes being occasionally added by the translator . A short summary is given of the coal - tar colours , and also some account of the uses of colours , which , however , is perhaps too much ...
Strona 18
... substances could be formed , such as Si ( NH C6H5 ) 4 , combined with nitrogen . In the course of the study of in ... substance differs materially from as determined by the boiling - point method , agrees with silicophenylamide , more ...
... substances could be formed , such as Si ( NH C6H5 ) 4 , combined with nitrogen . In the course of the study of in ... substance differs materially from as determined by the boiling - point method , agrees with silicophenylamide , more ...
Strona 21
... substance here is the same as in chloroform . A molecular - weight determination by the freezing - point method in glacial acetic acid solution showed the ester to be unimolecular ( 0.2204 ester in 26.804 acetic acid gave A = 0'113 ...
... substance here is the same as in chloroform . A molecular - weight determination by the freezing - point method in glacial acetic acid solution showed the ester to be unimolecular ( 0.2204 ester in 26.804 acetic acid gave A = 0'113 ...
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