Chemical analysis methods of praseodymiumneodymium alloy and the compounds—Determination of REO relative contents
全国稀土标准化技术委员会(SAC/TC 229)
本标准规定了镨钕合金及其化合物中稀土元素配分量的2种测定方法。
本标准适用于镨钕合金及其化合物中十五个稀土元素配分量的测定。方法1测定范围：Pr 10.0%～30.0%，Nd 70.00%～90.00%，其他稀土元素0.05%～0.50%；方法2测定范围：Pr 10.0%～30.0%，Nd 60.0%～90.0%，其他稀土元素0.03%～0.40%。
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