Sell Chondroitin Sulfate

Description:
ITEM SPECIFICATION
Properties (physical):
Appearance Off white to creamy powder (Visual)
Bulk Density NLT0.55g/ml
As Tapped Density Meets the requirements of USP29
Analytical Properties:
Assay (HPLC) More than 90%
Identification
A: Infrared Absorption Meets the requirement
B: Tests for Sodium Meets the requirement
Absorb <0.35a.u. (5.0% Water Solut.-420nm)
Specific Rotation[]D20 minus20.0-- minus30.0
PH (1%H2O solution.) 5.5-7.5
Loss on Drying NMT10%
Residue on Ignition NMT20%-30% (dry base)
Chloride (Cl) NMT 0.5%
Sulfate NMT 0.24%
protein NMT 6.0%
Heavy Metals NMT 20 ppm
Iron (fe) NMT 10 ppm
Lead NMT 0.5 ppm
Arsenic (As) NMT 3.0 ppm
Mercury NMT 0.5 ppm
Organic volatile impurities Meets the Requirements
Microbial:
Total Bacteria Count NMT 1,000 cfu/g
Yeast & Mold NMT 100 cfu/g
E. Coli Negative
Salmonella Negative
Staphylococcus Aureus Negative