Synonyms:Tannic acid,Tannin,Chinese gallnut tannic acid Molecular formula and weight: C76H52O46 = 1701.18 CAS No.: 1401-55-4. Light yellowish to light brownish powder, soluble in 1 share of water or ethanol, soluble in acetone, insoluble in chloroform or ethyl ether.
Main specifications: Content of tannic acid:≥86.0% Loss on drying:≤9.0% Water insoluble substance:≤0.60% Color:≤1.0 Ignited residue:≤0.20% Gallic acid:≤7.0
Application: Tannic acid for medicine has the antiseptic, enzyme-eliminating and convergent effects. Applied as antibiotics to treating tinea, eliminating toxic substances and stopping diarrhea etc. Packaging: In paperboard barrels of 25 kg Net each when exported.