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Pharm. Raw Materials

Cas No: 24967-93-9
Molecular Formular:(C14H21NO14S)n

Structural Formula

Characteristic:It can adsorb water easily, and can easily dissolve in water to be a kind of high viscosity solution, but can not dissolve in organic solvent such as alcohol, ether and acetone. The molecular weight of chondroitin sulfate in cartilage is between 10000-30000, covering 50-70 basic units of bi-saccharide.


Items Standard
Appearance White to white-Off Powder
Chondroitin sulfate NLT90%(HPLC OR CPC)
Loss on Drying NMT10%
PH 5.5-7.5
Specific Rotation -20-30
Bulk Density NLT0.55g/ml
Heavy Metal NMT20ppm
Protein Content NMT6.0%(USP27)
Chloride NMT0.5%
Nitrogen 2.5%-3.8%
Residue on Ignition 20%-30%
Total Plate Count NMT1000cfu/gm
Yeast & Molds NMT100cfu/gm



It can be used in prevention and cure of some diseases, such as coronary heart disease, angina pectoris, myocardial infaction, coronarism and so on. Meanwhile, it is used in treating nervous headache, neuralgia, arthralgia, migraine, arteriosclerosis and abdominal cavity ache after operation in our country. Furthermore, it has been proved to yield notable results in preventing and curing tinnitus and the obstruction of hearing arising from taking streptomycin and varied noise. Besides, it can auxiliarily cure chronic nephritis, the healing of wound and eye drops.


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