tannin

• Post Date:

  Sep 29,2019

• Expiry Date:

  Sep 28,2020

• Detailed Description:

  Cas No. :1401-55-4 Tannic Acid,technical grade
  #tannin is made from gallate, it is natural plant, totally enviroment friendly chemical. CAS No.:1401-55-4, light yellow to light brown powder,can be used to extract germanium (Ge), product tannic acid iron ink, metal antirust, drilling mud additive, dye fixing agent
  
  Lot no.:20190810
  Production date:2019.8.10
  
  Item Requirement Test results
  Tannic acid contents(dry basis) ≥81% 82.05
  Lost on drying% ≤9 <8
  Water insoluble % ≤0.6 0.42
  Color(Luoweibang units) ≤2 <2
  
  Packing: 25kg bags, 500g/pallets
  

• CAS Registry Number:

  1401-55-4

• Synonyms:

  ;Chinese tannin;Gallotannic acid;Gallotannin;Galloylglucose;Glycerite;Penta NM digalloyl glucose;Quebracho;Tannins;1,3,6-tris-O-(3,4,5-trihydroxybenzoyl)hexopyranose;1,2,3,4,6-pentakis-O-[(3,4-dihydroxy-5-{[(3,4,5-trihydroxyphenyl)carbonyl]oxy}phenyl)carbonyl]hexopyranose;

• Molecular Formula:

  C₇₆H₅₂O₄₆

• Molecular Weight:

  1701.1985

• Molecular Structure:

  

• Safety Description:

  S24/25:;
  

• Company:

  Harbin fecino chemical Co.,ltd.     [ China ]        

• Contact:

  Misty Liu

• Tel:

  8645151034260

• Fax:

  13654542601

• Email:

  lignosale@126.com