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Issue:
Determination of Aluminum with Computer Assisted Gran's Plot Method
Author(s):
DU Bao-zhong
,
GUO Cong
,
LI Xiang-yang
Pages:
793
-
796
Year:
2007
Issue:
6
Journal:
JOURNAL OF INSTRUMENTAL ANALYSIS
Keyword:
氟离子选择电极
;
铝
;
计算机Gran作图
;
Abstract:
通过Visual Basic语言编制了Gran绘图程序.在pH 4.4时,滴定体系中加入乙醇和KCl,利用氟铝滴定曲线的数据,经Gran作图确定滴定终点,求得配位反应和沉淀反应的平均配位数.讨论了pH和乙醇含量对测定的影响.本法用于水泥标样中铝的测定,结果较为满意.
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