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Tannic Acid (Phamaceutical Grade)
| Offer Type: |  |
|---|---|
| Offer Group: | Pharmaceutical Intermediate |
| Offer Post Time: | 2009-12-18 |
| Expiration Date: | 2010-09-17 |
| Details: |
Synonym: Tannic acid Tannin Chinese gallnut tannic acid
Molecular formula and weight: C76H52O46=1701. 18 CAS No.: 1401-55-4. Property: Light yellowish to light brownish powder, soluble in 1 share of water or ethanol, soluble in acetone, insoluble in chloroform or ethyl ether. Standard: Conforming to Health Department WS-129(B) and USA Pharmacopoeia of 1990 edition. Main specifications: As: ¡Ü3ppm Solubility in water: In conformity Ignition residue, %: ¡Ü0.2 Heavy metal: ¡Ü30ppm Gum and dextrin: In conformity Loss on drying, %: ¡Ü9.0 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. |
