Tannic acid
| Price | USD30.00 |
| Packge | 25Kg/Drum |
- Min. Order:25KG
- Supply Ability:2000tons/month
- Time:2022-07-14
Product Details
- Product NameTannic acid
- CAS No.1401-55-4
- EINECS No.215-753-2
- MFC76H52O46
- MW1701.2
- InChIKeyLRBQNJMCXXYXIU-LTCKUDAHNA-N
- AppearancePowder/SolidYellow to light brown
- Melting point 218 °C (lit.)
- Water Solubility 250 g/L (20 ºC)
- Boiling point 862.78°C (rough estimate)
- density 1.2965 (rough estimate)
- storage temp. Storage temperature: no restrictions.
Detailed description
Properties: Light yellow or light brown amorphous powder,, oxidized and darkening when exposed to air. Soluble in water, ethanol, acetone, and ethyl acetate.
Quality index : The product complies with the national standard GB5308-85.
Uses:
(1)This product is widely used in extraction and acid iron ink manufacturing.
(2) Used to produce leather tanning agent, mordant, rubber coagulant, protein agent, alkaloid precipitant.
(3)Pharmaceutical products, such as raw materials for sulfa synergists (TMP).
(4)Raw material for preparing medicinal acid, pyrogallic acid and sulfa drugs are also raw material for producing gallic acid and pyrogallol. Storage: moisture-proof and light-proof, sealed storage Packing: kraft paper bag, net weight 25 kg
Specifications
Industrial grade
Implementation standards
LY/T1300-2005
Assay
≥81%
Drying loss
≤9%
Water insoluble matter
≤0.6%
Production scale
1500T/Y
Color
≤2.0
Packing
Kraft paper bag, 25 kg / bag
Beer saccharification gallotannic
Specification
food gallotannic acid
executive standard
enterprise standard
appearance
light yellow to brown yellow particle powder
content
≥97%
loss on drying
≤9%
water insoluble
≤0.1%
residue on ignition
≤0.2%
heavy metal
15ppm
arsenic
< 3ppm
lead
< 5ppm
mercury
< 1ppm
gallic acid
≤1.0%
PH range
3-4
soluble in water
clear and transparent
production scale
600 T/Y
packaging
fiber can,20kg/drum
Uses: It is high purity gallotannic acid extracted from Chinese gall. It is appropriate for the manufacturing of beer. It can improve non-biological stability and flavor stability of beer.
Dosage: 30-60ppm.
Beer brewing gallotannic acid
Specification
food gallotannic acid
executive standard
Enterprise Standard
appearance
light yellow to brown yellow particle powder
content
≥98%
loss on drying
≤9%
water insoluble
≤0.1%
residue on ignition
≤0.2%
heavy metal
15ppm
arsenic
< 3ppm
lead
< 5ppm
mercury
< 1ppm
gallic acid
≤0.6%
PH range
3-4
soluble in water
transparent and clear
production scale
600 T/Y
packaging
fiber can,10kg/drum
Uses: It is high purity gallotannic acid extracted from Chinese gall. It is appropriate for the manufacturing of beer. It can improve non-biological stability and flavor stability of beer.
Product name: Edible gallotannic acid
Molecular formula: C76H52O46
Molecular weight: 1701.18
Specification
Food grade
executive standard
FCC-IV
content
≥93%
≥96%
≥98%
loss on drying
≤9%
≤9%
≤9%
water insoluble
≤0.2%
≤0.1%
≤0.1%
residue on ignition
≤0.1%
≤0.1%
≤0.1%
heavy metal
20ppm
15ppm
10ppm
arsenic
< 3ppm
< 3ppm
< 3ppm
lead
< 5ppm
< 5ppm
< 5ppm
mercury
< 1ppm
< 1ppm
< 1ppm
gallic acid
≤4%
≤2.5%
≤0.75%
production scale
600 T/Y
300 T/Y
100 T/Y
packaging
fiber can,25kg/drum
fiber can,25kg/drum
fiber can,25kg/drum
Performance: the product is light yellow to light brown powder, with special smell; soluble in water, ethyl alcohol and acetone; insoluble in chloroform or diethyl ehter
Quality index: FCC-IV standard
Uses: cosmetics and food antioxidant, clarifying agent of wines, and so on
Storage: avoid moistre and sunlight, in seal
Packaging: fiber can with inner plastic bag; net weight: 25kg
Hebei yanxi chemical co., ltd is a professional research and development of the production of lead acetate, 2-phenylethylamide enterprises.under the innovation in traditional production equipment and technology, the use of "high temperature cooling" and "plastic basin crystallization" technology, on the basis of reducing the cost of products to make the quality of products to the same industry. Under the close supervision of the quality inspection department of the company, we carry out production and sales in the way of "labeling", providing the most convenient and fastest service for users all over the world.
Any inquiries, pls feele to contact us!
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- Since:2020-05-25
- Address: Zhanggeji Village, Fengjiazhai Town, Guangzong County, Xingtai City, Hebei Province