86-531-88032799
No. 1109, Fengrun Bldg., South Industry Road, Ji'nan, Shandong, China (Mainland)
Chondroitin sulfate
1,Chondroitin sulfate
2,CAS:9007-28-7
3,Assay:90%
Chondroitin sulfate
Haihang Industry Co., Ltd, a professional manufacture in China.
PRODUCT NAME: chondroitin sulphate
OTHER NAME: SODIUM CHonDROITIN SULFATE
MOLECULAR FORMULA: (C14H19NO14SNa2)n
CAS NUMBER: 9082-7-9
SPECIFICATION: USP
CERTIFICATION: GMP
EXPIRY TIME: 2 YEARS
PACKING: 25KG/DRUM,25KG/CARTON
STORAGE: STORE IN COOL AND DRY PLACE; AWAY FROM STRONG, HEAT AND MOISTURE
PACKING: 25KG/DRUM,25KG/CARTON
Characterization | White or white off powder free flowing and no black stain | Conforms |
Identification | A IR B Sodium and sulfate | Conforms Conforms |
Optical rotation | Minus 26°-minus 30° | -28.5° |
PH | 5.5-7.5 | 6.0 |
Loss on drying(lg,105°C,4h) | ≤10.0% | 5.5% |
Residue on ignition | 20%-30%(dry base) | 25.6% |
Chloride | <0.2% | 0.106% |
Sulfates | <0.24% | 0.20% |
Sulfur | 5.5-7.5% | 6.2% |
Heavy metal | <20ppm | Conforms |
Electrophoretic purity | Meets the requirement | Conforms |
Clarity & light absorbance |
|
|
At 640nm(5% solution) | <0.04 | 0.012 |
At 260nm(0.4% sol. in water) | <0.28 | 0.020 |
At 280nm(0.4% sol. in water) | <0.18 | 0.016 |
At 420nm(0.5% sol. in water) | <0.05 | 0.032 |
Viscosity | 0.2-0.4 | 0.026 |
Protein | <5.0% | 3.2% |
Chondroitin content(CPC) | >95.0% | 97.5% |
Nitrogen(by drying) | 2.5-3.5% | 2.95% |
Residual solvents(EtOH) (Methanol,acetone) | <2.0% <200ppm | Conforms Conforms |
Total microbial count | <1000g | Conforms |
Yeast &molds | <100g | Conforms |
Salmonella | Negative | Conforms |
E .Coli | Negative | Conforms |
Saureus,Pseudomonas aerug | Negative | Conforms |
