當(dāng)前頁(yè)面： 首頁(yè) > 新聞中心新聞中心
Certificate of Analysis
Product Name: Chondroitin Sulphate Source: Shark Cartilage
Specification: USP38 Batch No.: FC20200818
Production Date: August 18th 2020 Expiry Date: August 18th 2023
|
Item |
Specifications |
Test results |
|
Identification |
Infrared absorption |
Complies |
|
Identification tests |
Complies |
|
|
Disaccharide composition |
Complies |
|
|
Specific rotation |
Complies |
|
|
Assay |
90%-105% |
91.7% |
|
Optical rotation |
-12.0°- 20.0° |
-19.0° |
|
PH |
5.5-7.5 |
6.8 |
|
Residue on ignition |
20.0%-30.0% |
23.5% |
|
Loss on drying |
Max. 12.0% |
6.5% |
|
Chloride |
Max. 0.5% |
0.24% |
|
Sulfate |
Max. 0.24% |
0.17% |
|
Ethanol |
Max. 5000ppm |
Complies |
|
Electrophoretic purity |
Max. 2% |
Complies |
|
Limit of protein |
Max. 6% |
3.2% |
|
Heavy Metals |
Max. 20ppm |
0.2ppm |
|
Lead |
Max. 3.0mg/kg |
Complies |
|
Cadmium |
Max. 1.0mg/kg |
Complies |
|
Mercury |
Max. 0.1mg/kg |
Complies |
|
Arsenic |
Max. 1.0mg/kg |
Complies |
|
Limit of Nonspecific dissaccharides |
Max 10% |
6.0% |
|
Absorbance |
Max. 0.35 |
Complies |
|
Total bacterial count |
Max. 1000 cfu/g |
25 cfu/g |
|
Molds and yeasts |
Max. 100 cfu/g |
10 cfu/g |
|
Salmonella |
Absence |
Absence |
|
Escherichia coli |
Absence |
Absence |
