电感耦合等离子体发射光谱法测定纯银中的杂质元素
来源期刊:黄金2005年第8期
论文作者:魏成磊 黄蕊 陈菲菲
关键词:纯银; 杂质元素; 电感耦合等离子体发射光谱;
摘 要:研究并建立了纯银样品经硝酸溶解,标准基体匹配,直接用电感耦合等离子体发射光谱测定纯银中铜、铁、铅、锑、铋、钯、硒、碲、锌杂质元素的方法.其检出限分别为0.003 9,0.003 3,0.015,0.015,0.007 3,0.024,0.008 0,0.004 2,0.003 0μg/ml;回收率均在97.2%~102.5%之间;相对标准偏差为0.76%~5.02%.
魏成磊1,黄蕊1,陈菲菲1
(1.长春黄金研究院)
摘要:研究并建立了纯银样品经硝酸溶解,标准基体匹配,直接用电感耦合等离子体发射光谱测定纯银中铜、铁、铅、锑、铋、钯、硒、碲、锌杂质元素的方法.其检出限分别为0.003 9,0.003 3,0.015,0.015,0.007 3,0.024,0.008 0,0.004 2,0.003 0μg/ml;回收率均在97.2%~102.5%之间;相对标准偏差为0.76%~5.02%.
关键词:纯银; 杂质元素; 电感耦合等离子体发射光谱;
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