Potassium carbonate（K2CO3）

Potassium carbonate is an inorganic substance ,the chemical formula K2CO3, white crystalline powder. Easy to dissolve in water, the aqueous solution is alkaline, and insoluble in ethanol, acetone, and ether. Highly hygroscopic, able to absorb carbon dioxide and moisture when exposed to air, converted into potassium bicarbonate, and should be sealed in packaging.