阳离子交换色谱分组分离和测定硅酸盐岩石和水系沉积物中十四个微量元 |
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引用本文: | 董高翔,储亮侪.阳离子交换色谱分组分离和测定硅酸盐岩石和水系沉积物中十四个微量元[J].岩石矿物学杂志,1983,2(2):145-148. |
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作者姓名: | 董高翔 储亮侪 |
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作者单位: | 湖北省地质实验室
(董高翔),湖北省地质实验室(储亮侪) |
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摘 要: | 本文在我们过去工作的基础上,进一步试验了化探样品中多种痕量元素分组分离的条件,选用高氯酸—过氧化氢溶液洗提钼、磷、钨和钒;氢溴酸溶液洗提铋、镉,铅和锂;硫酸—过氧化氢溶液洗提铀;不同浓度的盐酸洗提钴、镍、铜,锰、锌和稀土;最后用草酸铵溶液洗提钍。试用于水系沉积物样品中十四个痕量元素分析,检出限、精密度和准确度都较好。
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DETERMINATION OF TRACE AMOUNT OF } 4 ELEMENTS IN GEOLOGICAL SAMPLES BASED ON GROUP SEPARATION BY CATION EXCHANGE CHROMATOGRAPHY |
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Abstract: | The optimum conditions are studied for determination of trace amount of
14 elements ( V, Mo, W, P, Li, Bi, Cd, Pb, U, Zn, Cu, Co, Ni, Mn) in geological
samples based on group separation with 732 cation exchange resins. The eluants
HC104-H2O2, HBr, H2SO4-H2O, HCl and(NH4)2C2O4 are selected for different
group. Lower detection limits are obtained by this procedure. |
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