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hyaluronic acid
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| Post Date: | Dec 24,2013 |
| Expiry Date: | Jun 22,2014 |
| Detailed Description: |
Cas No. :9004-61-9
Quantity: 1000Kilograms Specs:high purity cosmetic grade Payment Method: accordingly Items Specifications Description White powder PH 6.0~7.5 Glucuronic Acid ≥43% Molecular Weight ≥1.00×106 Transparency(in0.1%aq.sol.,) ≥99.0% Protein ≤0.1% Loss on Drying ≤10.0% Heavy Meaals(Pb) ≤20ppm Arsenic ≤2ppm Nitrogen 3.0~4.0% Kinematic Viscosity ≥40mm2/s Bacteria Count ＜10cfu/g Mold and Yeast ＜10cfu/g Staphylococcus Aeruginosa 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: | Shandong Nova Bio-engineering Co.,Ltd. [ China ] |
| Contact: | zangming |
| Tel: | 86-537-3652882 |
| Fax: | 86-537-3652715 |
| Email: | ming.zang@hixih.com.cn |
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