1.It can be used as preservatives; used for anti-mould for cakes, waxberry and other mildew

2.It can be used as germicide and antiseptic.

3.Sodium propionate wet acid preservative has its antibacterial effect be affected by the environmental PH. The minimum inhibitory concentration was 0.01% at pH 5.0 and 0.5% at pH 6.5. In acidic medium, it has a strong inhibitory effect against various types of mold, aerobic bacillus or Gram-negative bacteria. It has special effect in prevention the production of aflatoxin while having no effect on the yeast. In addition, it is also used as a food preservative.

4.In the leather, it can be used as masking agent in order to improve the alkali resistance of leather and tanning uniformity.

5.In the food industry, it can be used for pastry preservation with the usage amount of 2.5g/kg (based on propionic acid, the same as below); in 3% to 5% aqueous solution, the maximal amount for soaking waxberry is 50g/kg. It can also be used as feed antiseptic.

6.Germicide, antiseptic. Used for determination of transaminase; The general dosage is 0.1-0.3%.