Standard Number: YB/T 4509-2017(YB/T4509-2017)
Chinese:直接还原铁 金属铁含量的测定 三氯化铁分解重铬酸钾滴定法
English:Direct reduction of iron Determination of metallic iron content Decomposition of ferric chloride Potassium dichromate titration method
Effective Date:2018-04-01
Standard Applicability:This standard specifies the decomposition of ferric chloride potassium dichromate titration method for the determination of metallic iron content. This standard applies to the determination of metal iron content in the direct reduction of iron, determination range (mass fraction): ≥ 15.00 %.
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