Chemical News and Journal of Industrial Science, Tomy 105-106Chemical news office., 1912 |
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Strona 17
... addition to these purely chemical methods of forma- tion , there are the biological formations by fungi or bacteria to be considered , but this would lead somewhat afield from the purposes of the present Bulletin . a ...
... addition to these purely chemical methods of forma- tion , there are the biological formations by fungi or bacteria to be considered , but this would lead somewhat afield from the purposes of the present Bulletin . a ...
Strona 24
... Addition Products of Derivatives of Trinitro- benzene with Aromatic Nitrogen Compounds . - R . Ciusa and L. Vecchiotti . - The study of the addition pro- ducts of the hydrazones with aromatic polynitro deriva- tives shows that picryl ...
... Addition Products of Derivatives of Trinitro- benzene with Aromatic Nitrogen Compounds . - R . Ciusa and L. Vecchiotti . - The study of the addition pro- ducts of the hydrazones with aromatic polynitro deriva- tives shows that picryl ...
Strona 32
... addition of a mineral acid . The properties , melting - point , and composi- tion indicate the identity of this compound with lignoceric acid first described as obtained by Hell and Hermanns ( Ber . , 1880 , xiii . , 1713 ) from the ...
... addition of a mineral acid . The properties , melting - point , and composi- tion indicate the identity of this compound with lignoceric acid first described as obtained by Hell and Hermanns ( Ber . , 1880 , xiii . , 1713 ) from the ...
Strona 42
... addition to carbon , hydrogen , and oxygen . In consequence , soils also contain compounds of the same character or those arising from them through decomposition . In organic life the nitro- genous compounds are for the most part those ...
... addition to carbon , hydrogen , and oxygen . In consequence , soils also contain compounds of the same character or those arising from them through decomposition . In organic life the nitro- genous compounds are for the most part those ...
Strona 43
... addition . The whole mixture was allowed to stand for a while in the freezing mixture , and the precipitate , then separated from the mother - liquor by filtration , was washed successively with ice - cold hydro- chloric acid , ammonia ...
... addition . The whole mixture was allowed to stand for a while in the freezing mixture , and the precipitate , then separated from the mother - liquor by filtration , was washed successively with ice - cold hydro- chloric acid , ammonia ...
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