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Determination of Platinum Group Elements and Gold in Geochemical Exploration Samples by Nickel Sulfide Fire Assay-ICPMS Ⅱ.Reduction of Reagent Blank
Author(s): 
Pages: 7-11
Year: Issue:  1
Journal: ROCK AND MINERAL ANALYSIS

Keyword:  空白试剂提纯铂族元素锍镍试金等离子体质谱法;
Abstract: 对锍镍试金富集-等离子体质谱法测定贵金属流程中的试剂空白进行了检查,并对空白主要来源-捕集剂镍的各种纯化方法作了对比,提出了回收试金流程中溶扣后滤液中的镍循环使用.在有效降低空白的基础上,满足了化探样品所要求的0.0xng/g级检出限,对超痕量贵金属标样分析结果与标准值符合.
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