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Determination of Au in Soil Sample by Polarography after Seperation and Preconcentration with Gold orange-G Chelate Resin
Author(s): 
Pages: 48-50
Year: Issue:  2
Journal: JOURNAL OF TANGSHAN TEACHERS COLLEGE

Keyword:  金橙G极谱法分离富集;
Abstract: 研究采用极谱法测定通过金橙G 树脂分离富集的土壤样品中的金含量的方法.实验表明,上柱酸度为pH1.0,柱高200mm,过柱流速0.4 mL·min-1时金能被定量富集.用极谱法测定,回收率在91.5%~104%之间.该方法对金的线性测定范围为0.1μg·mL-1~1 000μg·mL-1.标样测定结果与标准值吻合.
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