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Standard
| GB/T 6730.57-2004 Iron ores - Determination of chromium content - Flame atomic absorption spectrometric method (English Version) |
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Detail of GB/T 6730.57-2004
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Introduction of GB/T 6730.57-2004
本标准规定了火焰原子吸收光谱法测定铁矿石中铬含量。本方法适用于天然铁矿石、铁精矿和烧结矿，包括烧结产品中铬含量测定。测定范围(质量分数)：0.003%～0.100%。
Contents of GB/T 6730.57-2004