... 55-4 Spc.: BP/AP Name: Pharmaceutical Grade Tannic Acid Molecular formula: C76H52O46 Molecular weight: 1701.18 Pharmaceutical Grade ... , Quality index: BP 1993, AP1995 . Uses: pharmaceutical tannic acid, used for antimicrobial, treat tinea, detoxify, stop dysenterys, also ... Grade),Gallic acid(3,4,5-Trihydroxybenzoic acid),Pyrogallol(1,2,3-Benzenetriol),Ethyl gallate, Progyl Gallate, n-Octyl gallate, ...