E220

Sulphur dioxide

Preservatives, Flour treatment agents, Bleaching agents

E221

Sodium sulphite

Preservatives, Flour treatment agents, Anti-oxidants

E222

Sodium hydrogen sulphite

Preservatives, Flour treatment agents, Anti-oxidants

E223

Sodium metabisulphite

Preservatives, Flour treatment agents, Bleaching agents, Anti-oxidants

E224

Potassium metabisulphite

Preservatives, Flour treatment agents, Bleaching agents, Anti-oxidants

E225

Potassium sulphite

Preservatives, Flour treatment agents, Bleaching agents, Anti-oxidants

E226

Calcium sulphite

Preservatives, Flour treatment agents, Bleaching agents, Anti-oxidants

E227

Calcium hydrogen sulphite

Preservatives, Firming agents, Bleaching agents, Anti-oxidants

E228

Potassium hydrogen sulphite

Preservatives, Flour treatment agents, Bleaching agents, Anti-oxidants