Chinese Standard: GB/T 4702.1-2016

Chromium metal—Determination of chromium content—The ammonium ferrous sulfate titrimetric method

全国生铁及铁合金标准化技术委员会(SAC/TC 318)

GB/T 4702的本部分规定了硫酸亚铁铵滴定法测定金属铬中铬含量。
本部分适用于金属铬(钒≤0.20%)中铬含量的测定测定范围(质量分数)：≥97.00%。

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