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采用ICP AES法测定稀土(镁)硅铁中La和Ce含量,并对样品的溶解方法、基体及共存元素的影响、分析谱线进行了研究。方法简便、快速,精密度和准确度较好。
The content of La and Ce in rare earth (Mg) ferrosilicon was determined by ICP AES method. The influence of the sample dissolution method, matrix and coexisting elements and the analysis of the spectrum were studied. The method is simple, fast, accurate and accurate.