... discovered in the air; no bad smell; acerb taste; soluble in water, alcohol, acetone and ethyl acetate. 5.Specification: ... -55-4 Spc.: BP/AP Name: Pharmaceutical Grade Tannic Acid Molecular formula: C76H52O46 Molecular weight: 1701.18 Pharmaceutical Grade ... powder, Quality index: BP 1993, AP1995 . Uses: pharmaceutical tannic acid, used for antimicrobial, treat tinea, detoxify, stop dysenterys, also ...