Chemical News and Journal of Physical Science, Tom 103Chemical news office., 1911 |
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Strona 1
... fact that certain of the benzoyl halogen derivatives , such as monochlor- and monobrombenzol , are attacked , but little , if at all , by boiling with sodium ethylate , a possible source of error in the method . ( NOTE . The writer ...
... fact that certain of the benzoyl halogen derivatives , such as monochlor- and monobrombenzol , are attacked , but little , if at all , by boiling with sodium ethylate , a possible source of error in the method . ( NOTE . The writer ...
Strona 4
... fact , they have only been positively supposed . identified in Canadian oil ( Mabery , Am . Chem . Journ . , xxxiii . , 251 ) . The naphthalines or polymethylenes are notably present in Russian petroleum , in which they were first ...
... fact , they have only been positively supposed . identified in Canadian oil ( Mabery , Am . Chem . Journ . , xxxiii . , 251 ) . The naphthalines or polymethylenes are notably present in Russian petroleum , in which they were first ...
Strona 5
... fact that carbon bisulphide forms various sulphur bromides in solution , and liberates free hydro- bromic acid . The method we have used is an adaptation of McIlhenny's . Twenty - five cc . of a tenth normal solution of bromine in ...
... fact that carbon bisulphide forms various sulphur bromides in solution , and liberates free hydro- bromic acid . The method we have used is an adaptation of McIlhenny's . Twenty - five cc . of a tenth normal solution of bromine in ...
Strona 10
... fact there were two kinds of grains in the plate ; the first , the original grains which went directly to form the photographic image , and the second , the nourishing grains , which fed them . He then brought out the different effects ...
... fact there were two kinds of grains in the plate ; the first , the original grains which went directly to form the photographic image , and the second , the nourishing grains , which fed them . He then brought out the different effects ...
Strona 11
... fact , a miniature encyclopædia . Fortunately there is a good index , so that it is quite easy to turn up any reference in a moment , from a dissertation upon the Abdominal Cavity to the Signs of the Zodiac . VERY great advance has ...
... fact , a miniature encyclopædia . Fortunately there is a good index , so that it is quite easy to turn up any reference in a moment , from a dissertation upon the Abdominal Cavity to the Signs of the Zodiac . VERY great advance has ...
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