Iron, steel and alloy—Determination of calcium and magnesium—Inductively coupled plasma mass spectrometric method
全国钢标准化技术委员会(SAC/TC 183)
GB/T 223的本部分规定了用电感耦合等离子体质谱法测定钙和镁含量的方法。
本部分适用于钢铁及合金中质量分数为0.000 2%～0.003 5％的钙和0.000 3%～0.05％的镁含量的测定。
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