... :Classification:AlkaliCAS No.: 1310-58-3Other Names: Caustic Potash,Potassium hydrate,potassaPurity: 90%Place of Origin: Gansu ProvinceUsage:used for the ... , 25kg in net weight Potassium Hydroxide 90% FlakesCaustic Potash,Potassium hydrate,potassa 90% Potassium Hydroxide Flakes from Factory