指标名称 | 规格 | |
分析纯AR | 化学纯CP | |
含量 | ≥99.0% | ≥ 98.0% |
澄清度实验 | 合格 | 合格 |
水不溶物 | ≤0.005% | ≤0.01% |
氯化物 | ≤0.2% | ≤ 0.5% |
溴酸盐 | ≤0.001% | ≤ 0.003% |
碘化物 | ≤0.005% | ≤ 0.01% |
硫酸盐 | ≤0.002% | ≤ 0.005% |
氮化合物 | ≤0.001% | ≤ 0.002% |
钠 |
≤0.02% | ≤ 0.05% |
镁 | ≤ 0.0005% | ≤ 0.002% |
钙 | ≤ 0.002% | ≤ 0.005% |
铁 | ≤ 0.0002% | ≤≤ 0.0005% |
钡 | ≤ 0.002% | ≤ 0.005% |
重金属 | ≤ 0.0002% | ≤ 0.0005% |
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