Sodium benzoate has the chemical formula NaC₇H₅O₂; it is a widely used food preservative, with E number E211. It is the sodium salt of benzoic acid and exists in this form when dissolved in water.
Sodium benzoate has the chemical formula NaC₇H₅O₂; it is a widely used food preservative, with E number E211. It is the sodium salt of benzoic acid and exists in this form when dissolved in water.