... grade), AP21 (1985), Top grade. Name: Gallic acid Chemical Name: 3,4,5-Trihydroxybenzoic acid Structural formula: Molecular formula & Molecular weight: C7H8O6 ... 600 T/Year 2.Other name:gallnut acid 3.Chemical name:3,4,5-Trihydroxybenzoic acid 4.Mol. form and Mol. wt.: ... strong products are:Tannic Acid(Pharmaceutical/Tech/Dyes/Food Grade),Gallic acid(3,4,5-Trihydroxybenzoic acid),Pyrogallol(1,2,3- ...