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hyaluronic

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  Post Date: Dec 20,2013
  Expiry Date: Jun 18,2014
  Detailed Description: Cas No. :9004-61-9 Quantity: 1000Kilograms
Specs:white powder
Price:420 USD Kilograms
Payment Method: TT/DP/DA/Paypel
Product Name: Hyaluronic Acid
Synonyms Name: Sodium Hyalurate               CAS No.: 9004-61-9
Molecular Formula: (C14H21NO11)n
Function: Reliefing pain in joint, providing a cushion effect between the joints; Reserving water, providing a reservoir of water within the skin; Reducing bacterial infections.
Specification(food grade):
Description: White Crystals or Crystalline Powder
Specific Rotation +6.3°- +7.3°             
Loss on drying 0.30%Max.                 
Residue on Ignition 0.10%Max.                 
Heavy Metals(Pb) 5ppm Max.                 
Particle Size 80-200mesh                  
Aerobic Plate Count 1000/gMax.                 
Yeast 100/g Max.                
Mold 100/g Max.                 
Salmonella Negative                 
E.Coli Negative                 
Assay 98.5%-101.5% 

  CAS Registry Number:

9004-61-9
  Synonyms: ;hyaluronan;HA;beta-D-glucopyranuronosyl-(1->3)-(3xi)-2-(acetylamino)-2-deoxy-beta-D-ribo-hexopyranosyl-(1->4)-beta-D-glucopyranuronosyl-(1->3)-(3xi)-2-(acetylamino)-2-deoxy-beta-D-ribo-hexopyranose;beta-D-glucopyranose, O-beta-D-glucopyranuronosyl-(1->3)-O-2-(acetylamino)-2-deoxy-beta-D-glucopyranosyl-(1->4)-O-beta-D-glucopyranuronosyl-(1->3)-2-(acetylamino)-2-deoxy-, monosodium salt;sodium (2S,3S,4R,5R,6R)-3-{[(2S,3R,5S,6R)-3-(acetylamino)-5-hydroxy-6-(hydroxymethyl)tetrahydro-2H-pyran-2-yl]oxy}-4,5,6-trihydroxytetrahydro-2H-pyran-2-carboxylate (non-preferred name);(3S,4R,5R,6R)-3-[(2S,3R,5S,6R)-3-acetamido-4-[(2S,3R,4S,6S)-6-carboxy-3,4,5-trihydroxy-tetrahydropyran-2-yl]oxy-5-hydroxy-6-(hydroxymethyl)tetrahydropyran-2-yl]oxy-6-[(3R,4R,5S,6R)-3-acetamido-2,5-dihydroxy-6-(hydroxymethyl)tetrahydropyran-4-yl]oxy-4,5-dihydroxy-tetrahydropyran-2-carboxylic acid;
  Molecular Formula: C28H44N2O23
  Molecular Weight: 776.6486
  Molecular Structure: 9004-61-9 hyaluronic acid

  Company: Qufu Liyang Biochem Industrial Co.,Ltd     [ China ]        
  Contact: Alex Xu
  Tel: 86-15963769582
  Fax: 0537-4433499
  Email: alex@lybiochem.com
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