| 贵金属铂钯铑含量检测及判定规范的解析 |
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| 引用本文： | 冷传刚,苏,梅,胡,瑞.贵金属铂钯铑含量检测及判定规范的解析[J].小型内燃机与摩托车,2014(1):57-59. |
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| 作者姓名： | 冷传刚 苏 梅 胡 瑞 |
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| 作者单位： | 天津大学内燃机研究所,天津300072 |
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| 摘 要： | 我国2012年2月开始实施普通摩托车催化转化器中贵金属铂钯铑含量的检测。贵金属含量检测属于全新的检验项目,对检验人员的化学知识要求较高,且试验周期较长,试验过程复杂,容易引起试验偏差。本文从铂族元素的化学性质入手,通过分析铂钯铑元素的氧化还原特性,分析了铂钯铑贵金属在每个试验过程中的化学变化,对整个试验过程进行了较深刻的剖析,为贵金属试验提供了较强的理论指导以保证试验结果的准确有效。
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| 关 键 词： | 贵金属检测 酸溶解 碱溶解 共沉淀富集 |
Analysis on Precious Metal Pt,Pb, Rh Content Testing and Judging Standard |
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| Leng Chuangang,Su Mei,Hu Rui.Analysis on Precious Metal Pt,Pb, Rh Content Testing and Judging Standard[J].Small Internal Combustion Engine and Motorcycle,2014(1):57-59. |
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| Authors: | Leng Chuangang Su Mei Hu Rui |
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| Affiliation: | (Tianjin Internal Combustion Engine Research Institute, Tianjin University Tianjin, 300072, China) |
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| Abstract: | The precious metals platinum palladium rhodium content testing and judging standard of motorcycle catalytic converters is announced in February 2012 in our country. Precious metal content testing is a brand new test item. The test personnel require higher chemical knowledge to do the test. The long test cycle and the sults are accurate and valid. |
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| Keywords: | Precious metal testing Acid dissolution Alkali dissolution Coprecipitation enrichment |
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