Chemical News and Journal of Physical Science, Tom 83Chemical news office., 1901 |
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Strona 56
... mixtures are dealt with . Specific qualitative tests are of great value when judiciously employed ; but each new mixture must be considered by itself , and whenever there is reason to suspect the presence of substances which may ...
... mixtures are dealt with . Specific qualitative tests are of great value when judiciously employed ; but each new mixture must be considered by itself , and whenever there is reason to suspect the presence of substances which may ...
Strona 77
... mixture of the two cresols has considerable advantages over the mixture of the three cresols , so that it is more in demand , and fetches higher prices ; for instance , it gives about 100 per cent of trinitro - meta - cresol , and at ...
... mixture of the two cresols has considerable advantages over the mixture of the three cresols , so that it is more in demand , and fetches higher prices ; for instance , it gives about 100 per cent of trinitro - meta - cresol , and at ...
Strona 283
... mixture of 1250 grms . commercial sulphuric acid of 92'5 per cent H2SO4 and 420 grms . of water . After the lapse of one hour the mixture of cotton and acid was diluted with two - thirds its volume of water , and the whole was left to ...
... mixture of 1250 grms . commercial sulphuric acid of 92'5 per cent H2SO4 and 420 grms . of water . After the lapse of one hour the mixture of cotton and acid was diluted with two - thirds its volume of water , and the whole was left to ...
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