Tannic Acid For Industrial Use CAS NO.1401-55-4

Hebei yanxi chemical co. LTD.  has expanded a compositive entity from initially only as a small manufacturer. The company dedicated to the development, production and marketing of chemicals. Main products are Titanium dioxide(CAS13463-67-7). Lead acetate (cas: 6080-56-4), phenylacetamide (cas 103-81-1), Cyromazine CAS：66215-27-8, citric acid (5949-29-1), methyl-pyridine (35575-96-3) 2-Phenylacetamide (CAS 103-81-1);Trimethylpyruvic acid (CAS 815-17-8);2-Hydroxypropyl methacrylate (CAS 27813-02-1);2-Hydroxyethyl methacrylate（CAS 868-77-9）;Allyl isothiocyanate(CAS 57-06-7);2,4-DichlorobenzylalcohCAS1777-82-8）;N,N,N',N'-Tetrakis[4-(dibutylamino)phenyl]benzene-1,4-diamine（CAS 4182-80-3）;o-Chlorobenzylidenemalononitrile（CAS 2698-41-1）;4-Bromobut-1-ene（CAS 5162-44-7）; Phthalide (CAS 87-41-2); Allyl acetoacetate (CAS 1118-84-9). Clove oil, iron powder

After many years of efforts, we have established stable and friendly business relations with dozens of European and American pharmaceutical companies, multinational chemical companies and importers.At home and many production plants and research and development units have established long - term commission processing and production relations.We have a number of laboratories specializing in technology development and custom synthesis, as well as some production bases, mainly in hebei, sichuan, jiangsu and shandong.

Our company possesses the right of self-support import & export, a strong technical force and advanced processing equipments. The quality of the products has been strictly inspected and all kinds of index have reached or exceeded domestic and international standards.

Looking to the future, we will adhere to the spirit of “professional, innovative, integrity, development”, and adhere to the management philosophy of “customer-orientation and pursing development via integrity” and through which to provide customers with first-class products and service. We sincerely welcome friends both at home and abroad to visit our company and hope to achieve win-win cooperation with you!

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

Taken The China's largest producer of gallnut products/The largest manufacturer on extracting gallnut in China.
Taken the adequate Raw materials/Raw material assurance
Taken the complete supply chain/Full supply chain integrity: Gallnuts/Tara Powder - Gallic Acid - Propyl Gallate/Pyrogallol etc. - Export.
U Strong R&D background and management team/Strong R&D and management team
U have meet the national standards of water treatment systems/Established water - treat system with the national standard.
U Complete qualification, many honors/Complete qualification & allow

U at home and abroad well-known partners, such as BAYER, BASF, KEMIN, PFIZER/Domestic and foreign famous partner.