Chemical News and Journal of Industrial Science, Tom 144,Wydanie 3750Chemical news office., 1932 |
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Strona 133
... acid . If a nitrate were suspected we should follow Thenard's instructions and treat with hot sulphuric acid and copper . If , on the other hand , we wished to make an exact quantitative analysis of the sub- stance , we could hardly do ...
... acid . If a nitrate were suspected we should follow Thenard's instructions and treat with hot sulphuric acid and copper . If , on the other hand , we wished to make an exact quantitative analysis of the sub- stance , we could hardly do ...
Strona 134
... Sulphuric acid , carefully diluted to 1 / 10th . alkali to be examined was next weighed out , and 10 grams dissolved in water to make one decilitre of solution . The titra- tions were carried out in a drinking glass , and when ...
... Sulphuric acid , carefully diluted to 1 / 10th . alkali to be examined was next weighed out , and 10 grams dissolved in water to make one decilitre of solution . The titra- tions were carried out in a drinking glass , and when ...
Strona 138
... acid , containing free sulphuric acid generated by the decomposi- tion of the fucosites present , and this acid is capable of decomposing elkerite reform- ing the original type of oil . Elkerite may be considered either as an oxidation ...
... acid , containing free sulphuric acid generated by the decomposi- tion of the fucosites present , and this acid is capable of decomposing elkerite reform- ing the original type of oil . Elkerite may be considered either as an oxidation ...
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