Chemical News and Journal of Industrial Science, Tomy 103-104Chemical news office., 1911 |
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Strona 5
... colour is discharged . In 1881 , A. H. Allen proposed a method for brominating oil in which the bromine was liberated in contact with the oil by the decomposition of a water solution of sodium hypobromite with hydrochloric acid . Two ...
... colour is discharged . In 1881 , A. H. Allen proposed a method for brominating oil in which the bromine was liberated in contact with the oil by the decomposition of a water solution of sodium hypobromite with hydrochloric acid . Two ...
Strona 11
... Colours . A Text - book for Amateurs , with a Chapter on Kinematography in the Colours of Nature . By GEORGE LINDSAY JOHNSON , M.A. , M.D. , B.S. , F.R.C.S. With eight full page Plates in colour . London : Ward and Co. 1910 . 66 II The ...
... Colours . A Text - book for Amateurs , with a Chapter on Kinematography in the Colours of Nature . By GEORGE LINDSAY JOHNSON , M.A. , M.D. , B.S. , F.R.C.S. With eight full page Plates in colour . London : Ward and Co. 1910 . 66 II The ...
Strona 28
... colour which re- appears is again discharged with nitric acid , boiled again , and neutralised again until I cc . of acid will discharge the colour . The last traces of silica , & c . , are now removed , as recommended by F. Seemann ...
... colour which re- appears is again discharged with nitric acid , boiled again , and neutralised again until I cc . of acid will discharge the colour . The last traces of silica , & c . , are now removed , as recommended by F. Seemann ...
Strona 30
... colour . A grm . of mannite ( or 150 cc . of neutral glycerol ) is added , whereupon the pink colour will disappear . Continue to run in N / 10 Sodium hydroxide until end - point is reached . Add more mannite or glycerol , and if ...
... colour . A grm . of mannite ( or 150 cc . of neutral glycerol ) is added , whereupon the pink colour will disappear . Continue to run in N / 10 Sodium hydroxide until end - point is reached . Add more mannite or glycerol , and if ...
Strona 45
... colour that the known solution exhibits . With coloured fluids that are stable a series of concentrated solutions may be kept in readiness as a basis of comparison . In the second method , use is made of the fact that two solutions of ...
... colour that the known solution exhibits . With coloured fluids that are stable a series of concentrated solutions may be kept in readiness as a basis of comparison . In the second method , use is made of the fact that two solutions of ...
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