E200

Sorbic acid

C₆H₈O₂

E201

Sodium sorbate

C₆H₇O₂Na

E202

Potassium sorbate

C₆H₇O₂K

E203

Calcium sorbate

C₁₂H₁₄O₄Ca

E236

Formic acid

CH₂O₂

E237

Sodium formate

CHO₂Na

E238

Calcium formate

C₂H₂O₄Ca

E260

Acetic acid

C₂H₄O₂

E261

Potassium acetate

C₂H₃O₂K

E262

Sodium diacetate

C₄H₇O₄Na

E263

Calcium acetate

C₄H₆O₄Ca

E270

Lactic acid

C₃H₆O₃

E280

Propionic acid

C₃H₆O₂

E281

Sodium propionate

C₃H₅O₂Na

E282

Calcium propionate

C₆H₁₀O₄Ca

E283

Potassium propionate

C₃H₅O₂K

E284

Ammonium propionate

C₃H₉O₂N

E295

Ammonium formate

CH₅O₂N

E296

DL-Malic acid

C₄H₆O₅

E297

Fumaric acid

C₄H₄O₄

E325

Sodium lactate

C₃H₅O₃Na

E326

Potassium lactate

C₃H₅O₃K

E327

Calcium lactate

C₆H₁₀O₆Ca

E330

Citric acid

C₆H₈O₇

E331

Sodium citrates

—

E332

Potassium citrates

—

E333

Calcium citrates

—

E334

L-Tartaric acid

C₄H₆O₆

E335

Sodium L-tartrates

—

E336

Potassium L-tar-Rates

—

E337

Potassium sodium L-tartrate

C₄H₄O₆KNa.4H₂O

E338

Orthophosphoric acid

H₃PO₄

E507

Hydrochloric acid for use in

HCl

E513

Sulphuric acid silage only

H₂O₄