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摘要: |
研究了银量法在醇胺脱硫溶液中对氯化物含量测定的应用,选择CdSO4溶液沉淀分离S^2-,H2O2氧化SCN^-和S2O3^2-,并通过调节溶液酸度来消除CO3^2-、SO4^2-、SO3^2-、C2O4^2-和HCOO^-的干扰。该方法成本低、操作容易、准确度较高,适用于工厂的脱硫溶液控制分析。 |
关键词: 醇胺 脱硫溶液 氯化物 测定 银量法 干扰 |
DOI: |
分类号:TQ028 |
基金项目: |
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DETERMINATION REASEARCH OF THE CHLORIDE CONTENT IN ALKANOLAMINE DESULFURIZATION SOLUTION |
Yan Xiaoqin
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Abstract: |
The paper studies the application of argentometry in the chloride content determination in alkanolamine desulfurization solution. Choosing cadmium sulfate solution to precipitate and separate S 2- , hydrogen peroxide solution to oxidize SCN - and S |
Key words: alkanolamine solution, chloride, argentometry,interference,elimination |