Sodium Benzoate
A widely used preservative for acidic food, beverage, personal care and pharmaceutical formulations
CAS number
532-32-1
Industry
Food & Beverage
Typical form
Granules or powder
Additive number
INS 211 (E211)
Also known as: Benzoate of soda.
Typical grades: Food, pharmaceutical, cosmetic and technical grades.
About Sodium Benzoate
Sodium Benzoate is the sodium salt of benzoic acid. It is a stable, highly soluble preservative that works best in acidic products, where it inhibits yeasts, moulds and some bacteria.
Uses and applications
Food and beverage
Preserves soft drinks, fruit juices, sauces, pickles, jams and salad dressings, typically in products with a pH below about 4.5.
Cosmetics and personal care
Used as a preservative in creams, lotions, shampoos and mouthwashes, often alongside other preservatives.
Pharmaceutical
Used to preserve oral liquids and syrups, and as a component in some medicinal formulations.
Regulatory note and documentation
Benzoates are permitted food preservatives in many markets, including the EU, the US and Australia and New Zealand, with maximum levels depending on the food and country. Please confirm requirements for your own product and market before use.
COA, TDS and SDS are available on request. Contact our team for pricing, minimum order quantities and delivery to your location.
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