557-28-8

Platelets, tablets, or needle-like crystals. Fairly soluble in water; slightly soluble in alcohol; decomposes in moist atmosphere liberating propionic acid. Combustible.

As fungicide on adhesive tape to reduce plaster irritation caused by molds, fungi, and bacterial action.

Notclassified

Zinc propionate occurs as an anhydrous form and as amonohydrate. It is very soluble in water but only sparinglysoluble in alcohol. The salt is unstable to moisture, formingzinc hydroxide and propionic acid. Zinc propionate is usedas a fungicide, particularly on adhesive tape.