指标名称 | 规格 | ||
分析纯AR | 化学纯CP | 指定级ZD | |
含量 | ≥99.0% | ≥98.0% | 特殊规格可定制 |
水不溶物 | ≤0.01% | ≤0.05% | |
游离碱 | ≤0.1% | ≤0.1% | |
硫酸盐 | ≤0.01% | ≤0.03% | |
硝酸盐 | ≤0.01% | ≤0.03% | |
磷酸盐 | ≤0.01% | ≤0.03% | |
锰 | ≤0.02% | -- | |
亚铁 | ≤0.002% | ≤0.005% | |
铜 | ≤0.005% | ≤0.01% | |
锌 | ≤0.003% | ≤0.01% | |
砷 | ≤0.002% | ≤0.01% | |
钠 | ≤0.02% | ≤0.5% | |
镁 | ≤0.002% | -- | |
钾 | ≤0.002% | -- | |
钙 | ≤0.005% | -- | |
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