指标名称 | 规格 | ||
分析纯 | 化学纯 | 指定级 | |
含量 | ≥99.0% | ≥99.0% | |
澄清实验度 | 合格 | 合格 | |
硝酸不溶物 | ≤0.002% | ≤0.005% | |
氯化物 | ≤0.001% | ≤0.005% | |
硫酸盐 | ≤0.005% | ≤0.01% | |
砷 | ≤0.0005% | ≤0.001% | |
钠 | ≤0.002% | ≤0.005% | |
镁 | ≤0.001% | ≤0.002% | |
钾 | ≤0.002% | ≤0.005% | |
钙 | ≤0.001% | ≤0.005% | |
铁 | ≤0.0005% | ≤0.001% | |
铜 | ≤0.001% | ≤0.003% | |
锌 | ≤0.001% | ≤0.002% | |
银 | ≤0.001% | ≤0.003% | |
铅 | ≤0.005% | ≤0.01% | |
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