碘化钾
分子式：KI
CAS No. 7681-11-0
物理特性
无色或白色结晶粉末，密度3.13 g/cm³，熔点618℃，沸点1345℃，易溶于水和乙醇。
成分 |
含量 |
| KI |
≥99.5% |
| SO₄ |
≤0.005% |
| PO₄ |
≤0.002% |
| Pb |
≤0.0005% |
| K |
≤0.2% |
| Na |
≤0.1% |
| Ca |
≤0.002% |
| Mg |
≤0.005% |
|
As |
≤0.00002% |
|
Fe |
≤0.0003% |
|
Water insoluble |
≤0.01% |
|
Cl |
≤0.02% |
|
l |
≤0.002% |
|
H₂O |
≤0.4% |
|
pH (50g/L 25℃) |
6-8 |
|
Clarity |
≤3 |
用途
有机化合物及制药原料。
物理特性
无色或白色结晶粉末，密度3.13 g/cm³，熔点618℃，沸点1345℃，易溶于水和乙醇。
成分 |
含量 |
| KI |
≥99.5% |
| SO₄ |
≤0.005% |
| PO₄ |
≤0.002% |
| Pb |
≤0.0005% |
| K |
≤0.2% |
| Na |
≤0.1% |
| Ca |
≤0.002% |
| Mg |
≤0.005% |
|
As |
≤0.00002% |
|
Fe |
≤0.0003% |
|
Water insoluble |
≤0.01% |
|
Cl |
≤0.02% |
|
l |
≤0.002% |
|
H₂O |
≤0.4% |
|
pH (50g/L 25℃) |
6-8 |
|
Clarity |
≤3 |
用途
有机化合物及制药原料。
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