... formula: Molecular formula & Molecular weight:C10H12O5;212.21 Propyl Gallate Appearance: white to milky white crystalline granules Quality index: ... Food Additives and Feed Additives. Our strong products are:Tannic Acid(Pharmaceutical/Tech/Dyes/Food Grade),Gallic acid(3 ... ,4,5-Trihydroxybenzoic acid),Pyrogallol(1,2,3-Benzenetriol),Ethyl gallate, Progyl Gallate, n-Octyl gallate,3 ...