Chondroitin sulfate (Shark, Bovine, Porcine)
Standard: enterprise standard

Packing:
25kg/drum

Specifications:
1) Appearance: off-white creamy powder
2) Identification: infrared confirmed
3) Assay: 85% min.
4) Loss on drying: 10.0% max.
5) Bulk density: 0.55g/ml min.
6) Protein: 6.0% max.
7) Heavy metals:  20ppm max.
8) PH (1% H2O solution): 5.5 ~ 7.5
9) Specific rotation: -30 ~ -20^o
10) Chloride: 0.5% max.
11) Sulfates: 0.24% max.
12) Residue on ignition: 20 ~ 30%
13) Electrophoretic purity: 1.0% max.
14) Organic volatile impurities: meet the requirements
15) Paticle size: 98% min. through 40mesh
16) Total plate count: 1000CFU/g max.
17) Mold and yeast: 100CFU/g max.
18) E. Coli and Salmonella: negative
19) Clostridium: negative