Sodium diacetate is a kind of food preservative.It is efficacious,widely used,not ... useful for some bacteria Sodium Diacetate is a kind of food preservative. It is efficacious,widely used, not poisonous, ... It is proved that a lot of mold can be restrained, it is also usedful for ... water (1g/ml), ethanol and olein. As a green food additive in condiment, bean products, meat products, cake, ...