Chemical News and Journal of Industrial Science, Tomy 107-108Chemical news office., 1913 |
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Strona 1
... observations . N2O3 was shown to go much further than had been observed by either Weber or Harries . His method of pre- cipitating the nitrosites from the rubber solution differed from Harries's method in so far as he generated nitrous ...
... observations . N2O3 was shown to go much further than had been observed by either Weber or Harries . His method of pre- cipitating the nitrosites from the rubber solution differed from Harries's method in so far as he generated nitrous ...
Strona 25
... observed to be deposited when the acid vapours liberated by the action of sulphuric acid upon fluor - spar were dissolved in water was ascertained a few years later by Meyert and by Wiegleb , who showed that it was derived from the ...
... observed to be deposited when the acid vapours liberated by the action of sulphuric acid upon fluor - spar were dissolved in water was ascertained a few years later by Meyert and by Wiegleb , who showed that it was derived from the ...
Strona 30
... observations made by David H. Browne , Metallurgist of the Canadian Copper Company ( Mining World , xxx . , 470 ) , after five ... observed in some samples in the free form as graphite , and in a smaller degree as combined carbon , the ...
... observations made by David H. Browne , Metallurgist of the Canadian Copper Company ( Mining World , xxx . , 470 ) , after five ... observed in some samples in the free form as graphite , and in a smaller degree as combined carbon , the ...
Strona 32
... observed in the temperature - rotation curves was not due in any way to decomposition of the substances on heating . In cooling from a high temperature the rotation was observed to rise and then diminish again . * 322 . " The ...
... observed in the temperature - rotation curves was not due in any way to decomposition of the substances on heating . In cooling from a high temperature the rotation was observed to rise and then diminish again . * 322 . " The ...
Strona 35
... observed that when the heating at 100 ° C , was prolonged for more than two hours , the substances began to increase in weight to the extent of a few mm . for each period of one hour . W CHEMICAL NEWS , Jan. 17 , 1913 35 } Determination ...
... observed that when the heating at 100 ° C , was prolonged for more than two hours , the substances began to increase in weight to the extent of a few mm . for each period of one hour . W CHEMICAL NEWS , Jan. 17 , 1913 35 } Determination ...
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