... , feed, pet food, cosmetics. Propyl Gallate BP Grade / EP Grade 99% Synonyms:Propyl 3,4,5-Trihydroxybenzoate, N-Propyl GallateMolecular Formula:C10H12O5CAS ... ppm maxHeavy Metals (As Pb)10 ppm maxLoss on Drying0.5% max (1g, 100 -105 °C)Zinc25 ppm maxSulphated Ash0.1 ... above-mentioned conditions and in unopened container. 100kg Propyl Gallate BP EP 99%, N Propyl Gallate, PG, CAS 121-79-9 ...