Cast iron and low alloy steel—Determination of lanthanum, cerium and magnesium content—Inductively coupled plasma atomic emission spectrometric method
全国钢标准化技术委员会
本标准规定了用电感耦合等离子体原子发射光谱法测定镧、铈和镁的方法。
本方法适用于铸铁和低合金钢中镧、铈和镁含量的测定。测量范围（质量分数）：镧，0.002％～0.10％；铈，0.005％～0.15％；镁，0.003％～0.15％。
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