Propyl Gallate Food Grade 99%. A safe antioxidant for food, feed, pet food, cosmetics. Propyl Gallate ... ,5-trihydroxybenzoic acid, propyl 3,4,5-trihydroxybenzoateMolecular Formula:C10H12O5CAS#121-79-9EINECS:204-498-2Molecular Weight:212.20SpecificationsItemRequirementAppearanceWhite or creamy ... Propyl Gallate Food Grade 99%, N Propyl Gallate, PG, CAS 121-79-9, EINECS 204-498-2