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author:

王世信 (王世信.) [1] | 徐瑾 (徐瑾.) [2] | 倪朝霞 (倪朝霞.) [3] (Scholars:倪朝霞)

Abstract:

<正> 极谱分析测定锡,方法简便,但选择性差,无法消除铅干扰,更不能同时测定。在水溶液中,用伏安法测定锡,干扰情况不能改善。等人采用难溶盐形式富集锡,提高了选择性,但重现性差。Kiekens和Debacker等人又提出了一些新底液和电极,但锡、铅相互影响还是存在,而且灵敏度也不高。本文提出在HCl-甲醇体系中,以棒状汞膜电极为工作电极,半微分溶出伏安法测定锡,铅不干扰,并可同时测定,获得较为满意的结果。

Keyword:

峰电流 痕量锡 阳极溶出伏安法 预电解

Community:

  • [ 1 ] 福州大学化学系

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Source :

应用化学

ISSN: 1000-0518

CN: 22-1128/O6

Year: 1986

Issue: 03

Page: 81-83

Cited Count:

WoS CC Cited Count: 0

SCOPUS Cited Count:

ESI Highly Cited Papers on the List: 0 Unfold All

WanFang Cited Count:

Chinese Cited Count:

30 Days PV: 0

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