检验项目 Item of Analysis | 标准值 Standard | 实测值 Result |
含量[Cu(NO3)2·3H2O] Assay | 99.0~102.0% | 101.7% |
水不溶物 Insoluble in water | ≤0.002% | 0.002% |
氯化物(Cl) Chloride | ≤0.001% | 0.0001% |
硫酸盐(SO4) Sulfate | ≤0.005% | 0.002% |
铁(Fe) Iron | ≤0.002% | 0.0003% |
硫化氢不沉淀物(以硫酸盐计) Substances not precipitated by H2S | ≤0.05% | 0.03% |
pH(50g/L,25℃) | 3.0~4.0 | 3.1 |
分析纯硝酸铜的散装图:
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