Sodium benzoate, also known as Benzoic acid sodium salt , can be made by chemically by reacting sodium hydroxide with Benzoic acid. It is odorless or with a slight smell of Benzoin, and tastes sweet astringency. Stable in air Sodium benzoate can absorb moisture in open air. As a preservative it is bacteriostatic and fungistatic under acidic conditions. As a food additive, Sodium benzoate has the E number E211.
- Preservative in food industry
- In acidic foods such as salad dressings (vinegar), carbonated drinks (carbonic acid), jams and fruit juices (citric acid), pickles (vinegar), and condiments
- Preservative cosmetics
- Preservative in Pharmaceuticals
Under proper storage conditions, the shelf life is 24 months.
Health & Safety
Detailed information on the product described can be found in our relevant Health and Safety Information (Material Safety Data Sheet).