... 5.Use:Antiseptic, anti-animalcule and antifreezing agent used in food, medicine, tobacco, plating, printing and dyeing.6.Quality ... GB1902-2005 standard for edible grade and BP98 and China national codex 2000 for medicinal grade7.Packing: 25kg ... : It’s a common preservative, used widely in food, soft drink, jam and so on but not ... Volatile ImpuritiesPass the testFe≤0.02ppm food grade Sodium benzoate