Inorganic salts
Potassium Iodide

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.

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