| 返回：分析纯硝酸铜，AR级硝酸铜(图) |
| 执行标准：HG/T 3443-2014 |
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 |
|