Ferrovanadium—Determination of aluminium content—The chromazurol S spectrophotometric method and EDTA titrimetric method
全国生铁及铁合金标准化技术委员会
GB/T 8704的本部分规定了用铬天青S分光光度法和EDTA滴定法测定钒铁中的铝含量。本部分适用于钒铁中铝含量的测定。铬天青S分光光度法测定范围（质量分数）：0.10％～0.80％；EDTA滴定法测定范围（质量分数）：0.50％～3.50％。
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