GB/T 23594.2-2009
釤銪釓富集物化學分析方法.第2部分:十五個稀土元素氧化物配分量的測定.電感耦合等離子發射光譜法
Chemical analysis methods of rare earth contents in samarium-europium-gadolinium concentrates.Part 2:Determination of fifteen rare earth oxide relative contents.Inductively coupled plasma emission spectrometry
GBT23594.2-2009, GB23594.2-2009