... ; acerb taste; soluble in water, alcohol, acetone and ethyl acetate. 5.Specification: Comply strictly with China national standard ... , Quality index: BP 1993, AP1995 . Uses: pharmaceutical tannic acid, used for antimicrobial, treat tinea, detoxify, stop dysenterys, also ... Tech/Dyes/Food Grade),Gallic acid(3,4,5-Trihydroxybenzoic acid),Pyrogallol(1,2,3-Benzenetriol),Ethyl gallate, Progyl Gallate, n ...