KF generally refers to potassium fluoride. It is a salt, so it is also called fluoride salt of potassium.

white monoclinic crystal or crystalline powder. It tastes salty. 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 point is 858℃. Moderate toxicity, median lethal dose (rat, oral) 245mg/kg. Irritating. Soluble in water, soluble in hydrofluoric acid and liquid ammonia, slightly soluble in alcohol and acetone. :

storage method

Store in a cool and ventilated warehouse. Stay away from fire and heat sources. The package is sealed. Should be stored separately from acids and edible chemicals. Do not mix storage. The storage area should be equipped with suitable materials to contain the leakage.