... Tannic Acid Molecular formula: C76H52O46 Molecular weight: 1701.18 Pharmaceutical Grade Tannic Acid Appearance: light yellow to light brown ... powder, Quality index: BP 1993, AP1995 . Uses: pharmaceutical tannic acid, used for antimicrobial, treat tinea, detoxify, stop dysenterys ... and Feed Additives. Our strong products are:Tannic Acid(Pharmaceutical/Tech/Dyes/Food Grade),Gallic acid(3,4,5- ...