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公开(公告)号:US08211704B2
公开(公告)日:2012-07-03
申请号:US12934929
申请日:2008-07-15
申请人: Ping Jiang , Yu Chen , Yukun Song , Gongda Liu , Manni Liu , Zhihong Wei , Jian Tang , Hong Zhou , Yongli Hu
发明人: Ping Jiang , Yu Chen , Yukun Song , Gongda Liu , Manni Liu , Zhihong Wei , Jian Tang , Hong Zhou , Yongli Hu
IPC分类号: G01N33/20
摘要: The present invention discloses a method for determination of magnesium content in aluminum alloy, including: dissolving an aluminum alloy sample, using one or more compounds selected from the group consisting of mercapto-containing compound, acetone cyanohydrin, β-aminoethyl mercaptan, triethanolamine, tetraethylenepentamine, ethylene diamine and oxydol as masking agent, using eriochrome black T or methyl thymol blue as indicator, and using EDTA or CDTA to titrate the sample.
摘要翻译: 本发明公开了一种铝合金中镁含量的测定方法,其特征在于,使用一种或多种选自巯基化合物,丙酮氰醇,二乙基氨基乙基硫醇,三乙醇胺, 四乙烯五胺,乙二胺和氧代醇作为掩蔽剂,使用色素黑T或甲基百里酚蓝作为指示剂,并使用EDTA或CDTA滴定样品。
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公开(公告)号:US20110027895A1
公开(公告)日:2011-02-03
申请号:US12934929
申请日:2008-07-15
申请人: Ping Jiang , Yu Chen , Yukun Song , Gongda Liu , Manni Liu , Zhihong Wei , Jian Tang , Hong Zhou , Yongli Hu
发明人: Ping Jiang , Yu Chen , Yukun Song , Gongda Liu , Manni Liu , Zhihong Wei , Jian Tang , Hong Zhou , Yongli Hu
IPC分类号: G01N33/20
摘要: The present invention discloses a method for determination of magnesium content in aluminum alloy, including: dissolving an aluminum alloy sample, using one or more compounds selected from the group consisting of mercapto-containing compound, acetone cyanohydrin, β-aminoethyl mercaptan, triethanolamine, tetraethylenepentamine, ethylene diamine and oxydol as masking agent, using eriochrome black T or methyl thymol blue as indicator, and using EDTA or CDTA to titrate the sample.
摘要翻译: 本发明公开了一种铝合金中镁含量的测定方法,其特征在于,使用一种或多种选自巯基化合物,丙酮氰醇,二乙基氨基乙基硫醇,三乙醇胺, 四乙烯五胺,乙二胺和氧代醇作为掩蔽剂,使用色素黑T或甲基百里酚蓝作为指示剂,并使用EDTA或CDTA滴定样品。
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