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tan hua peng zhong peng de fen xi
Pages: 84-85
Year: Issue:  S1
Journal: Journal of Materials Engineering

Keyword:  碳化硼滴定碘酸钾溶液硫化硫酸钠碳酸方法要点试料淀粉指示剂H标准量瓶;
Abstract: <正> 硼的重量测定方法较迅速,而且易于掌握。 一、方法要点: 将试料与K2CO3+Na2CO3(1:1)的混合物一起熔融。在硷性介质中,借碳酸将硼分开。然后加甘露密醇后滴定。
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