| 分光光度法测定化探样品中的金 |
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| 引用本文： | 符永际.分光光度法测定化探样品中的金[J].黄金,2010,31(7):56-57. |
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| 作者姓名： | 符永际 |
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| 作者单位： | 湖南新龙矿业有限责任公司;湖南大学化学化工学院 |
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| 摘 要： | 采用逆王水预处理,以HNO3-NaCl-KMnO4溶样体系对化探样品进行溶解后,分光光度法测定金;其相对标准偏差RSD为2.52%,测定范围为0~50 g/t。经验证,该方法具有操作简单、快速,环境污染少,试剂成本低,溶解时间短等特点,分析测定结果令人满意。
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| 关 键 词： | 分光光度法 溶样体系 化探样品 分析测定 金 |
Determination of gold in geochemical samples with spectrophotometric method |
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| Fu Yongji.Determination of gold in geochemical samples with spectrophotometric method[J].Gold,2010,31(7):56-57. |
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| Authors: | Fu Yongji |
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| Affiliation: | Fu Yongji,(1.Hunan Xinlong Mining Industry Co.,Ltd.;2.School of Chemistry and Chemical Engineering,Hunan University) |
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| Abstract: | After counter aqua regia pretreatment,geochemical samples dissolve in HNO3-NaCl-KMnO4 dissolution system.And gold in samples is measured by spectrophotometric method.The RSD is 2.52 % and the measuring scope is 0~50 g/t.The method is simple,fast,low environmental pollution and reagent cost,and the dissolution time is short.The analysis result is satisfied. |
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| Keywords: | spectrophotometric method dissolution system geochemical sample analytic determination gold |
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