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author:

安镜如 (安镜如.) [1] (Scholars:安镜如) | 林家骥 (林家骥.) [2]

Abstract:

研究了硫酸-二苯羟乙酸-氯酸钾-CTMAB体系中钨的极谱催化性质.证实了该极谱波是吸附催化波.发现了CTMAB能改善波形,增加灵敏度,同时能消除较大量钼的干扰。利用CHCl_3萃取钨与氯化6,7-二羟基-2,4-二苯基苯并吡喃的络合物,以浓缩海水中超痕量的钨,然后用催化极谱法测定.水中钨的测定灵敏度为5×10~(-11)M.方法选择性好,简便、快速.除能测定海水外,还可用于测定江水、湖水、温泉水以及自来水等,均取得了满意的结果.

Keyword:

CTMAB 催化极谱波 催化波 测定方法

Community:

  • [ 1 ] 福州大学化学化工系分析化学教研室

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Source :

分析化学

ISSN: 0253-3820

CN: 22-1125/O6

Year: 1981

Issue: 03

Page: 263-268

1 . 2 0 0

JCR@2023

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: 8

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