Chinese Standard: GB/T 6730.13-2007

Iron ores—Determination of calcium and magnesium content—EGTA-CyDTA titrimetric method

冶金工业信息标准研究院

GB/T 6730的本部分规定了用EGTACyDTA滴定法测定钙和镁含量。
本部分适用于天然铁矿石、铁精矿、烧结矿和球团矿中钙和镁含量的测定；测定范围(质量分数)：钙含量：1.5％～15.0％，镁含量：＞1.0％。

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