 It is an exceptional case when there is exact agreement between the weight of fluoride and sulphate, and with the small amounts usually met in rocks the error may be an appreciable one in percentage of fluorine, though of no great significance otherwise.  Bulletin - Seite 1521907Vollansicht - Über dieses Buch
 | John Milton Nickles - 1919 - 586 Seiten
...and a that of the impure fluoride. It is an exceptional case when there is exact agreement between weight of fluoride and sulphate, and with the small...fluorine, though of no great significance otherwise. If. Accuracy of the method. — It is evident from the above that Ji the greatest care is not taken... | |
 | 1919 - 304 Seiten
...CaSO 4 -CaF 2 :2F ::ba:x in which 5 is the weight of the sulphate and a that of the impure fluoride. It is an exceptional case when there is exact agreement...fluorine, though of no great significance otherwise. Y. Accuracy of the method.—It is evident from the above that if the greatest care is not taken to... | |
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