Chemical News and Journal of Industrial Science, Tomy 129-130Chemical news office., 1924 |
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Strona 3
... substance available . The above are the only compounds of bismuth of which values for H.F. are given in Nostrand's Annual . They are all ex- amples of ( a ) , Table VI . , so that no ex- amples can be given of ( b ) . Preceding facts ...
... substance available . The above are the only compounds of bismuth of which values for H.F. are given in Nostrand's Annual . They are all ex- amples of ( a ) , Table VI . , so that no ex- amples can be given of ( b ) . Preceding facts ...
Strona 9
... substance , i.e. , the dried petals contain approximately 4.9 per cent . of pure rutin ( = 0.88 per cent . of the fresh petals ) . R. SNOW . Conduction of Excitation in Com . Stem and Leaf of Mimosa pudica . municated by Dr. A. Church ...
... substance , i.e. , the dried petals contain approximately 4.9 per cent . of pure rutin ( = 0.88 per cent . of the fresh petals ) . R. SNOW . Conduction of Excitation in Com . Stem and Leaf of Mimosa pudica . municated by Dr. A. Church ...
Strona 18
... substance exhibits marked exhalation in molecular refraction . As well as this substance , there is formed a solid diketone , which is acid in character , gives a violet coloration with ferric chloride , and which was shown to be a 1 ...
... substance exhibits marked exhalation in molecular refraction . As well as this substance , there is formed a solid diketone , which is acid in character , gives a violet coloration with ferric chloride , and which was shown to be a 1 ...
Strona 31
... substance , having the same . appearance and apparently identical with the product obtained electrolytically has been obtained by the action of an ethereal solution of stannous chloride upon a solu- tion of arsenic trichloride in ...
... substance , having the same . appearance and apparently identical with the product obtained electrolytically has been obtained by the action of an ethereal solution of stannous chloride upon a solu- tion of arsenic trichloride in ...
Strona 32
... substance have not given very exact results . Another difficulty also arose dur- ing the ignition of the arsine , namely , the tendency of the arsenious oxide formed to volatilise . This compound was , however , retained by the long ...
... substance have not given very exact results . Another difficulty also arose dur- ing the ignition of the arsine , namely , the tendency of the arsenious oxide formed to volatilise . This compound was , however , retained by the long ...
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