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Potassium Carbonate
A white salt that is highly soluble in water but not in alcohol, and is refined down to a fine salt known as Pear Ash. Potassium Carbonate or Pearl Ash is used for soap, glass, china, hard water softener, mild drying agent, or a buffering agent in the production of mead or wine. The formula for Potassium Carbonate is K2CO3