Audited Supplier
90%, 95%
ComWin
25kg/Drum
USP/EP
China
Product Description
Chondroitin sulphate is used in a wide variety of anti-rheumatic and anti-inflammatory product.
Synonyms Sodium (beta-Glucuronic acid-(1-3)N-acetyl-beta-galactosamine-4-sulfate
Molecular Formula C14H22NNaO15S
Molecular Weight 499.38
CAS Registry Number 9082-07-9
Synonyms Sodium (beta-Glucuronic acid-(1-3)N-acetyl-beta-galactosamine-4-sulfate
Molecular Formula C14H22NNaO15S
Molecular Weight 499.38
CAS Registry Number 9082-07-9
| ITEMS | SPECIFICATION |
| Appearance | White or almost white powder |
| Identification | Meets the requirements |
| Clarity of Solution | ≤ 0.35@420nm |
| pH | 5.5 ~ 7.5 |
| Specific Rotation | -20° ~ -30° |
| Loss on Drying | ≤ 10.0% |
| Residue on Ignition | 20% ~ 30% |
| Heavy Metals | ≤ 20ppm |
| Protein | ≤ 6.0% |
| Chloride | ≤ 0.5% |
| Sulfates | ≤ 0.25% |
| Organic Volatile Impurities | Meets the requirements |
| Electrophoretic Purity | ≤ 2.0% |
| Assay (HPLC) | ≥ 90.0% |
| Total Bacteria Counts | ≤ 1000cfu/g |
| Mould & Yeasts | ≤ 100cfu/g |
| E. Coli | Negative |
| Salmonella | Negative |
| Standard | USP32 |
