Sodium Benzoate

Sodium benzoate is a white or colorless crystalline powder. It is a widely used food preservative, E211. It is the sodium salt of Benzoic Acid and exists in this form when dissolved in water. It is used as a preservative in personal care applications and as a corrosion inhibitor in automotive and other antifreeze products.

Synonyms
Sodium Benzoate, Benzoate of Soda, Benzoic Acid, Sodium Salt, Sodium Benzoate, Sodium Salt of Benzoic Acid
Chemical Formula
C7H5NaO2
CAS Number
532-32-1

Characteristics

Molar Weight
144.11 g/mol
Melting Point
436.1°C
Density
1.5 g/cc
Forms
White, Granular

Uses and Applications

Key applications

  • Hair care
  • Food additive
  • Corrosion inhibitor and anti-scaling agent
  • Preservative
  • Adhesives and Sealants
  • Anti-fungal agent
  • Fragrance Ingredient
  • Cosmetic products

Industries

  • CASE & Construction
  • Beauty & Personal Care
  • Food & Nutrition