Iron ores—Determination of arsenic content—Arseno-molybdenum blue spectrophotometric method after the distillation separation
MOD ISO 7834:1987
冶金工业信息标准研究院
GB/T 6730的本部分规定了用蒸馏分离-砷钼蓝分光光度法测定砷含量。
本部分适用于天然铁矿石、铁精矿和造块，包括烧结产品中砷含量的测定。测定范围（质量分数）为0.000 1%～0.1%。
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