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电感耦合等离子体发射光谱法测定再生铝材料中的镁、铜、钼、锰、镉、铬、铁

Hydrometallurgy of China(2017)

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Abstract
采用盐酸、硝酸、氢氟酸和高氯酸溶解样品,研究采用电感耦合等离子体发射光谱法测定再生铝材料中的镁、铜、钼、锰、镉、铬、铁.试验结果表明:镁、铜、铁对测定结果无影响;酸度在2%测定误差范围内,待测溶液中盐酸体积分数不宜超过15%;在仪器最佳工作条件下,采用基体匹配方法消除铝对测定结果的影响,方法检出限、测定下限分别为0.01~0.04μg/m L和0.03~0.13μg/m L;方法相对标准偏差为0.49%~3.46%,回收率为98.5%~102.4%.方法灵敏度较好,简便、准确、可靠,可用于再生铝材料中多元素的测定.
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