Chinese Standard: GB/T 6730.67-2009

Iron ores—Determination of arsenic content—Hydride generation atomic absorption spectrometric method

全国铁矿石与直接还原铁标准化技术委员会

GB/T 6730的本部分规定了用氢化物发生-原子吸收分光光谱法测定铁矿石中砷含量的方法。

本部分适用于天然铁矿、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）：0.000 05%～0.1%。

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