Chemical News and Journal of Industrial Science, Tomy 111-112Chemical news office., 1915 |
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Strona 2
... sodium and potassium , by a modification of the J. Lawrence Smith method ; from the third the sulphates ; from the fourth the phosphates ; and manganese from the fifth . When burned the odour at first reminded one of scorched pumpkin ...
... sodium and potassium , by a modification of the J. Lawrence Smith method ; from the third the sulphates ; from the fourth the phosphates ; and manganese from the fifth . When burned the odour at first reminded one of scorched pumpkin ...
Strona 10
... sodium sulphite . The dry substance rapidly changes into a honey - like mass , losing chlorine , and solu- tions in benzene or petroleum quickly deposit amino- camphor hydrochloride and contain the anhydride of cyanolauronic acid . In ...
... sodium sulphite . The dry substance rapidly changes into a honey - like mass , losing chlorine , and solu- tions in benzene or petroleum quickly deposit amino- camphor hydrochloride and contain the anhydride of cyanolauronic acid . In ...
Strona 27
... sodium fluoride , which takes a fine rosy colour . The colours so acquired in a very small fraction of a second may be preserved for a long time , even for many years , if the coloured substances are kept in the dark and at low ...
... sodium fluoride , which takes a fine rosy colour . The colours so acquired in a very small fraction of a second may be preserved for a long time , even for many years , if the coloured substances are kept in the dark and at low ...
Strona 28
... sodium chloride - at every point of the coloured layer there is an atom ( or perhaps a molecule ) of chlorine and an atom ( or a molecule ) of sodium ; but they cannot combine , because they are fixed by absorption and dis- tended from ...
... sodium chloride - at every point of the coloured layer there is an atom ( or perhaps a molecule ) of chlorine and an atom ( or a molecule ) of sodium ; but they cannot combine , because they are fixed by absorption and dis- tended from ...
Strona 33
... sodium carbonate , the solution filtered , and then potassium cyanide ( 80 grms . ) is slowly added , the mixture being cooled from time to time so that the reaction does not become violent . After heating on the water - bath for half ...
... sodium carbonate , the solution filtered , and then potassium cyanide ( 80 grms . ) is slowly added , the mixture being cooled from time to time so that the reaction does not become violent . After heating on the water - bath for half ...
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