Certificate of Analysis
|
Product Name |
Chondroitin Sulfate |
Country of Origin |
China |
|
CAS No |
9007-28-7 |
Molecular Formula |
C13H21NO16S |
|
Batch No. |
JHD-20210515 |
Batch Quantity |
1000kgs |
|
Manufacturing Date |
May15, 2021 |
Expiry Date |
May 14, 2023 |
|
Items |
Specification |
Result |
|
CPC |
90.0% |
90.8% |
|
Identification |
Infrared absorption atlas meets standard |
Conforms |
|
PHYSICAL CHARACTERISTICS |
||
|
Description |
White crystals or crystalline powder |
Complies |
|
pH |
5.5~7.5 |
6.7 |
|
Specific rotation (1%) |
--20°~ -30° |
-22.8° |
|
Transparency and Colour |
≤0.350(420nm) |
0.14 |
|
Loss on drying |
≤10.0% |
8.9% |
|
Residue on ignition |
20.0%~30.0% |
23.8% |
|
CHEMICAL CHARACTERISTICS |
||
|
Sulphate |
≤0.24% |
<0.15% |
|
Chloride |
≤0.50% |
<0.21% |
|
Limit of protein |
≤6.0% |
5.0% |
|
Heavy metals (Pb) |
≤20ppm |
<20ppm |
|
Electrophoretic purity |
≤0.2% |
Complies |
|
Microbiological Characteristics |
||
|
Total plate count |
≤1000cfu/g |
Conforms |
|
Mold & Yeast |
≤100cfu/g |
Conforms |
|
Escherichia coli bacteria |
Negative |
Not-detected |
|
Salmonella bacteria |
Negative |
Not-detected |
|
Packing and Storage |
Store in tight, light-resistant containers, avoid exposure to direct sunlight, moisture and heat. |
|
|
Conclusion |
|
|
The product can conform with USP standard. 
