采用ICP -AES法测定4N氧化镥中稀土杂质，考察了基体浓度、酸度对被测元素的影响。
The RE impurities in 4N lutecium oxide are determined by ICP-AES in this paper.
采用ICP - AES法测定4 N氧化镥中稀土杂质，考察了基体浓度、酸度对被测元素的影响。
The re impurities in 4n lutecium oxide are determined by ICP-AES in this paper. The effects of matrix concentration acidity on tested element are analysed.
本文拟定了一种采用滤纸片法制样，X射线荧光直接测定纯氧化铥中氧化铥主量以及氧化钬、氧化铒、氧化镱、氧化镥和氧化钇等稀土杂质含量的分析方法。
The sample preparation by the filter paper method and the direct determination of major (thulium)and five neighbouring micro-rare earth element impurities in pure thulium oxide by XRF are described.
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