Potassium Iodide
Release time：2025-01-15 Views：184
CAS No.7681-11-0
Molecular Formula:KI
Physical Characters:
Colorless or white crystalline powder with density of 3.13 g/cm3, melting point of 618℃ and boiling point of 1345℃, easily soluble in water and ethanol.Aqueous solution see light dark, and free iodine.
|
Parameter |
Specification |
|
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% |
|
I |
≤0.002% |
|
H2O |
≤0.4% |
|
pH (50g/L 25℃) |
6-8 |
|
Clarity |
≤3 |
Application
Pharmaceutical use as a diuretic, add appropriate amount in salt can prevent and cure thyroid disease.
