... 2. Food preservative,mordant,plasticizer,anti-freeze fluid 3. Passed SGS 4. Best price 1.Specifications:Anti-freeze fluid Sodium benzoate 532-32-1Appearance ... : C7H5NaO2Molecular weight:144.11 CAS: 532-32-12.Use:Antiseptic, anti-animalcule and antifreezing agent used in food, medicine, tobacco, plating ...