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ICP-OES同时测定机电产品中多种金属元素的研究
引用本文:孙海锋,王星,王超,武婷.ICP-OES同时测定机电产品中多种金属元素的研究[J].检验检疫科学,2009,19(2):3-6.
作者姓名:孙海锋  王星  王超  武婷
作者单位:中国检验检疫科学研究院,北京,100123
摘    要:建立了同时测定机电产品中10种金属元素含量的全谱直读电感耦合等离子体发射光谱法(ICP-OES)。通过优化仪器分析条件,采用各元素特征波长谱线定性,外标法以特征谱线强度进行定量。方法对不同金属元素的测定限(LOQ)在0.1~40mg/kg之间,回收率为89%~105%,相对标准偏差在0.95%~4.02%之间。方法简便、准确、灵敏、快速,回收率高、精密度好。

关 键 词:金属元素  机电产品  全谱直读电感耦合等离子体发射光谱法

Study of Determination of Several Kinds of Metal Elements in Electronic and Mechanical Products by ICP-OES
Sun Haifeng,Wang Xing,Wang Chao,Wu Ting.Study of Determination of Several Kinds of Metal Elements in Electronic and Mechanical Products by ICP-OES[J].Inspection and Quarantine Science,2009,19(2):3-6.
Authors:Sun Haifeng  Wang Xing  Wang Chao  Wu Ting
Institution:(Chinese Academy of Inspection and Quarantine, Beijing, 100123, China)
Abstract:Ten metal elements in electronic and mechanical products were determined simultaneously by ICP-OES.The analysis condition was critically optimized in this study.The LOQ of ten metal elements were between 0.1 to 40 mg/kg.The relative standard deviations(RSD) were 0.95%~4.02%,and the recoveries were 89%~105%.The testing results show that the procedure is simple,accurate,rapid with good recoveries and precision.
Keywords:Metal elements  Electronic and mechanical products  ICP-OES
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