We are professional chondroitin sulfate,glucosamine,hyaluronic acid  manufacturer from china,we have twelve years' experience in this field.Our Products are as follows:
1.Specification:
Chondroitin sulfate is an glycosaminoglycan extracted from porcine,bovine,chicken and shark cartilage.
2. Appearance     
white to off-white free flowing powder
3. Packing:
25kg/drum
4. Test method
CPC .HPLC.E-HPLC
5.Standard
The product can comply with USP 32 and your special specifications.