| 金属盐中硫化物分析方法的探讨 |
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| 引用本文： | 徐月梅,李晶. 金属盐中硫化物分析方法的探讨[J]. 中国环境监测, 1999, 0(4) |
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| 作者姓名： | 徐月梅 李晶 |
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| 作者单位： | 山东省环境监测中心站!济南250013 |
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| 摘 要： | 通过对金属盐类中的硫化物预处理及显色条件的探讨 ,证明在浓硫酸介质中气化 ,以 Na OH-EDTA为吸收液 ,用对氨基二甲基苯胺光度法测定 ,具有重现性好 (CV2 0 % ) ,测定周期短等特点。
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| 关 键 词： | 金属盐 硫化物 预处理 吹脱 显色 |
Study on the analytical method of sulfides in metal salts |
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| XU Yue mei,et al. Study on the analytical method of sulfides in metal salts[J]. Environmental Monitoring in China, 1999, 0(4) |
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| Authors: | XU Yue mei et al |
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| Abstract: | The pretreatment and the conditions of color development were studied to determine sulfides in metal salts.The method was proved to have good repeatability and short determining period-gasifying in sulfuric acid medium, using NaOH-EDTA solution for absorption liquid,and determining by the ultraviolet absorption spectrometry of p aminodimethyl amiline. |
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| Keywords: | metal salts sulfides pretreatment color development |
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