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Chinese Standard: GB/T 14635-2008

Rare earth metals and their compounds—Determination of total rare earth contents

全国稀土标准化技术委员会

本方法规定了单一和混合稀土金属及其化合物中稀土总量的测定方法。
本方法适用于单一和混合稀土金属及其化合物中稀土总量的测定,测定范围见表1。
本方法不适用于以钬、铒、铥、镱、镥为主体或钍、铅含量(质量分数)各大于0.1%的单一和混合稀土金属及其化合物中稀土总量的测定。

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