Chinese Standard: GB/T 4333.6-2019

Ferrosilicon—Determination of chromium content—Diphenylcarbazide spectrophotometric method

全国生铁及铁合金标准化技术委员会(SAC/TC 318)

GB/T 4333的本部分规定了采用二苯基碳酰二肼分光光度法测定硅铁中的铬含量。
本部分适用于硅铁中铬含量的测定。测定范围（质量分数)：0.010%~0.600%。

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