化学学报 ›› 1991, Vol. 49 ›› Issue (8): 757-762. 上一篇    下一篇

研究论文

催化动力学分析法测定痕量汞(II)的新方法研究:

江海亮;阮大文   

  1. 浙江工学院化学工程系;江西省分析测试中心
  • 发布日期:1991-08-15

A study on determination of trace amounts of mercury(II) by catalytic-kinetic method-the application of multi-object function simples method

JIANG HAILIANG;RUAN DAWEN   

  • Published:1991-08-15

本文应用多目标罚函数单纯形法对汞I(II)催化亚铁氰化钾与硫脲配体置换反应测定汞(II)的实验条件优化,并对其机理进行了较深入的研究。本法用于标准水样中痕量(II)的测定,得到满意结果。

关键词: 汞, 硫脲, 痕量分析, 催化分析, 动力学分析, 亚铁氰化钾, 单纯形算法, 置换反应

The conditions of the Hg(II)-catalyzed replacement of cyanide in hexacyanoferrate(II) by thiourea was optimized by multi-object penalty function simplex method. The mechanism of the replacement was studied, and was applied to determine trace Hg in standard water sample with satisfactory results.

Key words: MERCURY, THIOUREAS, TRACE ANALYSIS, CATALYTIC ANALYSIS, KINETIC ANALYSIS, POTASSIUM FERROCYANIDE, SIMPLEX ALGORITHM, DISPLACEMENT REACTION

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