Category:
Other Specialized Reagents
CAS NO:
57-88-5
Standard:
In-house Standards,

|
Appearance |
White or similar sheet crystal or powder |
|
|
Item |
Specifications |
Result |
|
Appearance |
White or similar sheet crystal or powder |
|
|
The total steroid content |
98%-102% |
99.2% |
|
Cholesterol content |
95% |
95.6% |
|
Solubility |
Clear and no deposit |
Ok |
|
identification |
Positive |
positive |
|
Loss on drying |
≤ 0.3 |
0.28% |
|
Residues |
≤ 0.1% |
0.08% |
|
Specific rotation |
-34º~ -38° |
-36.5° |
|
Acidity |
≤0.3 ml |
0.21ml |
|
Heavy Metals |
20ppm max |
Complies |
|
Solvent residue: 1.acetone 2.ethanol |
0.5Mg% 0.5Mg% |
0.27Mg% 0.23Mg% |