Tannic Acid

Specs:BP/AP,GB5308-85,FCC (1981); FCC-IV

Payment Method: T/T
Tannic Acid For Industrial Use

Production capacity: 1200 T/Year
Other name: Tannin; Chinese gall tannic acid.
Mol. form and Mol. wt.： C76H52O46 1701.18
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.
Specification: Comply strictly with China national standard of GB5308-85.
Technical data:
Purity % ≥ 81
Loss on drying % ≤9
insoluble in water % ≤0.6
total color ≤2.0
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
Storage: Keep in airtight containers.
Packing: weave bag with plastic bag inside; N.W. 25kg/bag.

Guangzhou Topwork Chemical Co.,Ltd. also has the capability in producing Chinese gallnut raw materials, which are widely used in medical, chemical, food, printing & dyeing, astronavigation and national defense and micro-electronics areas, Also the final goods usually exported to the US, Japan, EU and the Southeast Asia etc.
Our strong products are:Tannic Acid(Pharmaceutical/Tech/Dyes/Food Grade),Gallic acid(3,4,5-Trihydroxybenzoic acid),Pyrogallic Acid(1,2,3-Benzenetriol) and so on.

1401-55-4