Potassium fluoride, also known as anhydrous potassium fluoride, is an industrial salt, hence it is also called potassium fluoride salt. The characteristics are white monoclinic crystals or crystalline powder, salty taste, and easy to absorb moisture. Soluble in water, insoluble in ethanol, its aqueous solution is alkaline and can corrode glass and porcelain. The relative density is 2.454. Melting
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