DESCRIPTION

Potassium Iodide occurs as hexahedral crystals, either transparent and colorless or somewhat opaque and white, or as a white, granular powder. It is stable in dry air but slightly hygroscopic in moist air. One g is soluble in 0.7 mL of water at 25°, in 0.5 mL of boiling water, in 2 mL of glycerin, and in 22 mL of alcohol.