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Author:
Journal / Book Title:
Year:
Volume:
Issue:
tan hua peng zhong peng de fen xi
Pages:
84
-
85
Year:
1958
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K
2
CO
3
+Na
2
CO
3
(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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