tannic acid

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Jiurui Biology & Chemistry Co., Ltd .

Business Type:Manufacturer

Country/Region:China

Ddu Verified

HOT Rank

8/10

Product Information

  • Starting Material:gallnut
  • Active Ingredients:tannic acid
  • Assay:93%
  • Solubility:soluble
  • Product Appearance: light yellow to light brown powder,
  • Package Type:drum
  • Storage:Protected from light
  • Function:Mainly used as clarifier of beer, wine and low-proof vino; also used in food processing of pineapple-proteinase and so on
  • Place of Origin:zhangjiajie

Description

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.


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