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Chondroitin sulfate
English name: Chondroitin Sulfate
Alias: Chondroitin Sulfate
Molecular formula: C8H15NO6
Molecular weight: 221.20
Traits:
Sodium chondroitate sulfate is a white powder, odorless, tasteless, strong in water absorption, easily soluble in water, and insoluble in organic solvents such as ethanol, acetone, and the like. An aqueous solution of chondroitin sulfate, which is unstable when subjected to higher temperatures or acids, is mainly deacetylated or degraded into a monosaccharide or a polysaccharide having a relatively small molecular weight.
Product quality indicators:
|
Items |
Standard |
|
性状Description |
White to milky white powder |
|
Bulk density |
≥0.55g/ml |
|
Assay |
≥90% |
|
Absorb |
< 0.35a.u. |
|
Particle Size |
100%过80目 |
|
Specification Rotation |
-30º～-20º |
|
Transm |
≥90.0 |
|
Residue on Ignition |
20%～30% |
|
Loss on Drying |
≤10% |
|
pH（5%，20℃） |
5.5—7.5 |
|
Chloride |
≤0.5% |
|
Sulfate |
≤0.24% |
|
Protein |
≤5% |
|
Iron |
≤10ppm |
|
Heavy Metals |
≤20ppm |
|
Microbiological Test Total Plate Count Yeast&Mold Coliforms Group Salmonella staphyloccus |
≤1000CFU/g ≤100CFU/g ≤30MPN/100g Not checked out Not checked out |