指标名称 | 规格 | |||||
工作基准PT | 第一基准PT | 优级纯GR | 分析纯AR | 化学纯CP | 化妆品级 | |
含量 | ≥99.95% | ≥99.95% | ≥99.8 | ≥99.5% | ≥99.5 | 化妆品级报送码： 004517-03819-2143 |
PH | 5.0-8.0 | 5.0-8.0 | ||||
澄清度实验 | 合格 | 合格 | 应符合规定 | 应符合规定 | 应符合规定 | |
水溶液反应 | 合格 | 合格 | -- | 应符合规定 | -- | |
溴化物 | ≤0.005% | ≤0.005% | ≤0.005% | -- | ≤0.01% | |
硫酸盐 | ≤0.001% | ≤0.001% | ≤0.001% | ≤0.002% | ≤0.002% | |
磷酸盐 | ≤0.0005% | ≤0.0005% | ≤0.0005% | ≤0.001% | ≤0.0025% | |
砷 | ≤0.00002% | ≤0.00005% | ≤0.00004% | |||
碘 | -- | ≤0.002% | 合格 | |||
钙 | ≤0.002% | ≤0.002% | ≤0.002% | ≤0.005% | 合格 | |
铁 | ≤0.0001% | ≤0.0001% | ≤0.0001% | ≤0.0002% | ≤0.0003% | |
钾 | ≤0.01% | ≤0.01% | 0.01% | ≤0.01% | ≤0.01% | |
镁 | ≤0.001% | ≤0.001% | 0.001% | ≤0.002% | ≤0.0008% | |
钡 | ≤0.001% | ≤0.001% | 0.001% | ≤0.001% | 合格 | |
重金属 | ≤0.0005% | ≤0.0005% | ≤0.0005% | ≤0.0005% | ≤0.0002% | |
氮化合物 | ≤0.0005% | ≤0.0005% | ≤0.0005% | ≤0.001% | -- | |
干燥失重 | ≤0.2% | ≤0.5% | ≤0.5% | |||
亚铁氰化物 | ≤0.0001% | ≤0.0001% | ≤0.001% | ≤0.0001% | 合格 | |
水不溶物 | ≤0.003% | ≤0.003% | ≤0.003% | ≤0.005% | -- | |
酸碱度 | -- | -- | 合格 | |||
碘化物 | ≤0.001% | ≤0.001% | ≤0.001% | -- | -- | |
|
18016028872