Business Type:Trading Company
Product Certification&
Enterprise Certification
Country: China (Mainland)
Business Type:Trading Company
CAS NO.128-13-2
Specifications
Item |
Limit |
|
Appearance |
White or almost white powder, taste bitter, without stink. |
|
Solubility |
Almost insoluble in water; soluble in methanol and in glacial acetic acid;slightly soluble in chloroform. |
|
Identification |
IR spectrum: Identical with reference spectrum |
|
Specific Optical Rotation |
+58°~ +62° |
|
Chloride |
≤0.02% |
|
Sulfate |
≤0.05% |
|
Arsenic Salt |
≤2ppm |
|
Barium Salt |
None |
|
Melting point |
200°C~204°C |
|
Loss on drying |
≤1.0% |
|
Ignition Residue |
≤0.1% |
|
Heavy metal |
≤10ppm |
|
Assay(Titration) |
99%~101.0% |
|
Related Substances(TLC) |
|
|
Chenodeoxycholic acid |
|
|
Lithocholic acid |
|
|
Cholic acid |
≤1.0% |
|
Unidentified |
≤0.5% |
|
Total Impurity |
≤0.25% |