... antioxidant for food, feed, pet food, cosmetics. Propyl Gallate BP Grade / EP Grade 99% Synonyms:Propyl 3,4,5-Trihydroxybenzoate ... . It dissolves in dilute solutions of alkali hydroxides.IdentificationFirst identification: B; Second identification: A,C,DA. Melting Point: 148 - 151 ... above-mentioned conditions and in unopened container. 100kg Propyl Gallate BP EP 99%, N Propyl Gallate, PG, CAS 121-79 ...