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hyaluronic acid for food,feed and cosmetic additives
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| Post Date: | Dec 20,2013 |
| Expiry Date: | Dec 20,2014 |
| Detailed Description: |
Cas No. :9004-61-9
Price:410~520 USD Kilograms Payment Method: PAYPAL, TT, WESTERN UNION Character White Powder, soluble in water, and not soluble in ethanol, propyl alcohol or Diethyl ether Molecular Formula (C14H20NO11Na)n Items detection value Glucuronic Acid,% 44.83 Hyaluronic acid ,% 98.52 Light transmittance, (0.1%Water Solution) 99.6 pH(0.1%Water Solution) 6.57 Molecular Weight,Da 0.4~1.0*106 Protein,% 0.021 Loss on Drying,% 8.6 Residue on Ignition, % 15.2 Heavy Metal (as pb), ppm <10 Arsenic,ppm <2 Bacteria Count, cfu/g <10 Molds&Yeast, cfu/g <10 Staphylococcus aureus Negative Pseudomonas aeruginosa Negative |
| 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: | 
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| 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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