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Country: China (Mainland)
Business Type:Trading Company
CAS NO.1401-55-4
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. tannic acid for dyestuff use
production capacity: 200 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, with a peculiar smell and astringent taste; soluble in a portion of water, alcohol and in acetonel, insoluble in chloroform or ether.
technical data:
purity % ≥81
loss on drying % ≤10
state in water of solution below microetch
light absorption ≥420
content of gallic acid % ≤7
total color ≤1.0
usage: in printing dye of textile, it is used as color fixer, polygenetic dye, fiber deodorizer and synthesizing dye.
storage: keep in airtight container.
packing: weave bag with plastic bag inside; n.w. 25kg/bag. tannic acid for medical use
production capacity: 200 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, with a peculiar smell and astringent taste; soluble in a portion of water and alcohol; soluble in acetonel; insoluble in chloroform and ether.
specification: strictly comply with the british pharmacopoeia (ver. 1993) and the u.s. pharmacopoeia(ver. 1995).
technical data:
purity % ≥ 86
insoluble in water % ≤ 0.2
loss on drying % ≤9
clearness of water up to standard
tree gum or dextrin up to standard
residue on ignition % ≤0.2
content of gallic acid %< 7
usage: for the preparations of antibiotics, de-tinea, detoxifcation and stoping dysentery and also for synthesizing sulphanilamide synergist.
storage: keep in airtight container.
packing: weave bag with plastic bag inside; n.w. 25kg/bag. tannic acid for food
production capacity: 100 t/year
other name: tannin, chinese gall tannic acid.
mol. form and mol. wt.: c76h52o46 1434~1701.18
description: from light yellow to light brown powder, with a peculiar smell and very astringent taste; soluble in a portion of water and alcohol ; soluble in acetonel ; insoluble in chloroform and ether.
specification: comply with food chemicals canonical of u.s. food and drug administration(ver 3), u.s. food chemicals codex (1981) standard and u.s.a. fcc-iv standard.
technical data:
purity % ≥92
loss on drying % ≤9
residue on ignition % ≤0.2
arsenic ppm ≤3
heavy metal ppm ≤20
tree gum or dextrin test up to standard
resin test up to standard
usage: mainly used as clarifier of beer, wine and low-proof vino; also used in food processing of pineapple-proteinase and so on.
storage: keep in airtight container.
packing: circinal-paper barrel with plastic bag inside, n.w. 25kg/bag advantages/advantages
1. quality price
we are the manufacturer, so we can provide the competitive price and high quality product.
2. packing
products could be packaged according to customer's specializedrequirements.
3. transport
the products can be transported by courier, by air or by sea.
4. service
we offer specialized logistic service including export declaration,customs clearance and every detail during shipment. this makes us able to offer you one-stop service from the order to the products transported to your hand.
Reasonable price:
We provide high quality products with competitive price in china,
Low MOQ:
No worry about the low moq, our moq is 1 gram or lower.
Good and efficient service,Fast Delivery
Fast respond save client's time, we promise to reply inquiry in 24 hours including holidays and send quotation sheet and other documents in 48 hours.
Super-good quality
We have strict quality control system .Good reputation in Market , And have the Third party test report is available.