Chemical News and Journal of Industrial Science, Tomy 5-6Chemical news office., 1862 |
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Strona 103
... proportion of the alumina to the titanium . Phosphoric Acid . The determination of this element , which exists in very minute proportion in the mineral , is almost impossible , on account of the large quantity of alumina with which it ...
... proportion of the alumina to the titanium . Phosphoric Acid . The determination of this element , which exists in very minute proportion in the mineral , is almost impossible , on account of the large quantity of alumina with which it ...
Strona 300
... proportion ordered in the Pharmacopoeia . These tinctures were thrown upon accurately weighed filters , and the insoluble por- tions carefully washed with alcohol . The filters were then dried , and when weighed with the precipitates ...
... proportion ordered in the Pharmacopoeia . These tinctures were thrown upon accurately weighed filters , and the insoluble por- tions carefully washed with alcohol . The filters were then dried , and when weighed with the precipitates ...
Strona 134
... proportion of phosphorus in the iron is not . always determined by the proportion of phosphoric acid existing in the ore employed , need , however , be scarcely pointed out . The fact may be exemplified by reference to some of the ...
... proportion of phosphorus in the iron is not . always determined by the proportion of phosphoric acid existing in the ore employed , need , however , be scarcely pointed out . The fact may be exemplified by reference to some of the ...
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