Direct reduced iron—Determination of metallic iron content—The potassium dichromate titrimetric method after decomposition of sample by ferric chloride
全国铁矿石与直接还原铁标准化技术委员会(SAC/TC 317)
GB/T 38812的本部分规定了三氯化铁分解重铬酸钾滴定法测定金属铁含量。
本部分适用于直接还原铁中金属铁含量的测定，测定范围（质量分数）：≥50.00 %。
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