Sulphites

Sulfites comprise sulfur dioxide (SO₂) and its related salts—sulfites (SO₃²⁻), bisulfites (HSO₃⁻), and metabisulfites (S₂O₅²⁻). In the European Union they are authorized as food additives E220–E228 and assessed as a functional class primarily for antioxidant, anti-browning, and antimicrobial purposes. Forms And Typical Uses Sulfites are widely...