指标名称 | 规格 | ||||
分析纯AR（三水） | 化学纯CP（三水） | 分析纯AR（无水） | 化学纯CP（无水） | 特殊规格可定制 | |
含量 | ≥99.0% | ≥97.0% | 98.0% | 97.0% | |
水溶液反应 | 合格 | 合格 | - | - | |
澄清度实验 | 合格 | 合格 | 合格 | 合格 | |
水不溶物 | ≤0.01% | ≤ 0.03% | ≤0.02% | ≤0.04% | |
氯化物 | ≤0.002% | ≤ 0.005% | ≤0.004% | ≤0.01% | |
硫酸盐 | ≤0.01% | ≤ 0.01% | ≤0.03% | ≤0.06% | |
硝酸 | ≤0.001% | ≤ 0.003% | ≤0.002% | ≤0.005% | |
钠 | ≤0.05% | ≤ 0.10% | ≤0.07% | ≤0.1% | |
镁 | ≤0.001% | ≤ 0.001% | ≤0.002% | ≤0.002% | |
铁 | ≤0.001% | ≤ 0.003% | ≤0.003% | ≤0.005% | |
砷 | ≤0.0001% | ≤ 0.0003% | ≤0.0005% | ≤0.001% | |
重金属 | ≤0.001% | ≤ 0.003% | ≤0.0025% | ≤0.005% | |
PH | - | - | 8.9-9.4 | 8.9-9.4 | |
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