Chemical News and Journal of Physical Science, Tom 103Chemical news office., 1911 |
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Strona 5
... solvent . These various schemes were all intended , principally at least , for the identification of vegetable or animal oils , which gave characteristic bromine absorptions , and for the detection of their adulteration . The most ...
... solvent . These various schemes were all intended , principally at least , for the identification of vegetable or animal oils , which gave characteristic bromine absorptions , and for the detection of their adulteration . The most ...
Strona 18
... solvents . So far it has not been obtained in the crystalline condition . On heating , it softens about 40 ° , and is completely melted at 51 ° . It is slightly dextrorotatory , and contains one methoxyl group . The hydrobromide ...
... solvents . So far it has not been obtained in the crystalline condition . On heating , it softens about 40 ° , and is completely melted at 51 ° . It is slightly dextrorotatory , and contains one methoxyl group . The hydrobromide ...
Strona 20
... solvent , and also in mixtures of ethyl alcohol with other solvents . The results were compared with those obtained for the corresponding acids ( Trans . , 1910 , cxvii . , 246 ) , and the effect of substitution on the reactivity of the ...
... solvent , and also in mixtures of ethyl alcohol with other solvents . The results were compared with those obtained for the corresponding acids ( Trans . , 1910 , cxvii . , 246 ) , and the effect of substitution on the reactivity of the ...
Strona 42
... solvent . A saturated solution of the nitrate was then prepared by using 1 kilogrm . of the salt . The spectroscope showed only very faint bands of erbium and holmium when viewed through a layer 12.5 cm . thick , and the solution was ...
... solvent . A saturated solution of the nitrate was then prepared by using 1 kilogrm . of the salt . The spectroscope showed only very faint bands of erbium and holmium when viewed through a layer 12.5 cm . thick , and the solution was ...
Strona 49
... solvents , it has been found possible to extract as much as 35 per cent of the original coal . A number of different substances have been isolated , and the analysis and molecular weights of some of these substances have been determined ...
... solvents , it has been found possible to extract as much as 35 per cent of the original coal . A number of different substances have been isolated , and the analysis and molecular weights of some of these substances have been determined ...
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