| 阻抑褪色光度法测定微量硫代硫酸根 |
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| 引用本文： | 饶志明,黄淑萍,张素清.阻抑褪色光度法测定微量硫代硫酸根[J].分析化学,2004,32(8):1090-1092. |
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| 作者姓名： | 饶志明 黄淑萍 张素清 |
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| 作者单位： | 漳州师范学院化学系,漳州,363000;漳州师范学院化学系,漳州,363000;漳州师范学院化学系,漳州,363000 |
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| 摘 要： | 基于加热和pH =5 .0～ 6 .0条件下 ,硫代硫酸根抑制H2 O2 氧化结晶紫 (CV)的褪色反应 ,建立了测定硫代硫酸根的方法。硫代硫酸根在 4 .5× 1 0 -5～ 4 .5× 1 0 -4g/L范围内服从比耳定律 ,检出限为 3.2× 1 0 -6g/L。本法用于定影废液中硫代硫酸钠含量的测定 ,结果满意
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| 关 键 词： | 硫代硫酸根 结晶紫 过氧化氢 褪色反应 光度法 |
Inhibitory Spectrophotometric Determination of Microamounts of Thiosulfate Based on the Oxidizing Discoloration Reaction between Crystal Violet and Hydrogen Peroxide |
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| Rao Zhiming ,Huang Shuping,Zhang Suqing.Inhibitory Spectrophotometric Determination of Microamounts of Thiosulfate Based on the Oxidizing Discoloration Reaction between Crystal Violet and Hydrogen Peroxide[J].Chinese Journal of Analytical Chemistry,2004,32(8):1090-1092. |
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| Authors: | Rao Zhiming Huang Shuping Zhang Suqing |
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| Institution: | Rao Zhiming *,Huang Shuping,Zhang Suqing |
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| Abstract: | |
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| Keywords: | Thiosulfate crystal violet hydrogen peroxide discoloration reaction spectrophotometry |
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