Chemical News and Journal of Industrial Science, Tom 39Chemical news office., 1879 |
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Strona 30
... nitric acid and evaporating to dryness , is very incorrect , never yielding more than a fraction of the sulphur really contained in the coal . The method by deflagration with nitre and salt is very correct when carefully done , but it ...
... nitric acid and evaporating to dryness , is very incorrect , never yielding more than a fraction of the sulphur really contained in the coal . The method by deflagration with nitre and salt is very correct when carefully done , but it ...
Strona 32
... new , having been discovered by M. Filhol , professor at Toulouse , prior to July , 1876. Prof. Filhol proposed the following , viz . , if hydrogen is allowed to act CHEMICAL NOTICES FROM FOREIGN copperas the quantity of nitric acid 32 ...
... new , having been discovered by M. Filhol , professor at Toulouse , prior to July , 1876. Prof. Filhol proposed the following , viz . , if hydrogen is allowed to act CHEMICAL NOTICES FROM FOREIGN copperas the quantity of nitric acid 32 ...
Strona 33
CHEMICAL NOTICES FROM FOREIGN copperas the quantity of nitric acid requisite for the per- 34 Chemical Notices from Foreign Sources . allowed to flow. on arsenic by means of zinc or aluminium and caustic potash , and not by Zn and dilute ...
CHEMICAL NOTICES FROM FOREIGN copperas the quantity of nitric acid requisite for the per- 34 Chemical Notices from Foreign Sources . allowed to flow. on arsenic by means of zinc or aluminium and caustic potash , and not by Zn and dilute ...
Strona 34
... Nitric Acid as Ammonia . — E . A. Grete . The author , on heating pure saltpetre with xanthogenate and soda - lime , obtained almost exactly the whole of the nitrogen present in the state of ammonia . MISCELLANEOUS . Royal Institution ...
... Nitric Acid as Ammonia . — E . A. Grete . The author , on heating pure saltpetre with xanthogenate and soda - lime , obtained almost exactly the whole of the nitrogen present in the state of ammonia . MISCELLANEOUS . Royal Institution ...
Strona 39
... nitric acid , again ignited , and weighed on an assay balance . The following are results thus obtained with known quantities of sugar : — Carbon Taken . 0'01344 0'00755 0'00535 0'00390 0'00137 0'00079 0'00034 Carbon Found . 0'01340 0 ...
... nitric acid , again ignited , and weighed on an assay balance . The following are results thus obtained with known quantities of sugar : — Carbon Taken . 0'01344 0'00755 0'00535 0'00390 0'00137 0'00079 0'00034 Carbon Found . 0'01340 0 ...
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