Category:
Other Antibiotics
CAS NO:
1405-41-0
Standard:
In-house Standards,

| Analytical Items | Specifications | Analytical Results | Conclusion |
| Characters | A white or almost white powder, freely soluble in water, practically insoluble in alcohol and in ether | A white powder, freely soluble in water,practically insoluble in alcohol and in ether | Pass |
| Identification | Positive reaction | Conform to the requirement | Pass |
| Appearance of solution | Clear and not more intensely colored than degree 6 of the range of reference solutions of the most appropriate color | Conform to the requirement | Pass |
| Acidity(pH) | 3.5 to 5.5 | 5.4 | Pass |
| Specific Optical Rotation | +107° to +121° | +120° | Pass |
| Methanol | 1.0% Not more than 1.0 percent | Confbnn to the requirement | Pass |
| Composition | Cl 25.0 to 50.0 percent | 25.5% | Pass |
| Cla 10.0 to 35.0 percent | 29.1% | Pass | |
| C2a+C2 25.0 to 55.0 percent | 45.4% | Pass | |
| Water | Not more than 15.0 percent | 9.9% | Pass |
| Sulfated Ash | Not more than 1.0 percent | 0.3% | Pass |
| Sulfate | 32.0% to 35.0% percent | 32.5% | Pass |
| Bacterial endotoxins | Not more than 1.67 lU/mg | Not more than 1.67 lU/mg | Pass |
| Assay | Not less tlian 590 lU/mg (Anhydrous substance) | 646 lU/mg | Pass |
| Hydrous substance | 582 lU/mg | ||
| Conclusion:Complies With The Standard of The British Pharmacopoeia 2002/European Pharmacopoeia 4.0. | |||