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1. Production capacity: 1200 T/Year
2. Other name: Tannin; Chinese gall tannic acid.

3. Mol. form and Mol. wt.： C76H52O46  1701.18

4. Description: From light yellow to light brown powder, the color will be deeping when discovered in the air; no bad smell; acerb taste; soluble in water, alcohol, acetone and ethyl acetate.

5. Specification: Comply strictly with China national standard of GB5308-85.
6. Technical data:
     Purity                    % ≥81

7.Usage:main material of gallic acid, , sulfanilamide medicine; extract gallic acid and pyrogallol in chemical industry.mud treater in petroleum drilling; furthermore, it can be used in the production of tan-reagent of leather, polygenetic dye, rubber concretion, albumen reagent, alkaloid precipitator, mill run inhibitor,wine-clarifier,  the germanium extraction, ink confect and so on
8. Storage:Keep in airtight containers.
9. Packing: 25kg/bag