CAS number： 61-68-7
Molecular formula： C15H15NO2
molecular weight： 241.2851
Chemical structure：
| PRODUCT NAME： | MEFENAMIC ACID | |
| SHELF LIFE | 3 YEARS | |
| ITEM | STANDARD | RESULT |
| CHARACTERISTICS | A WHITE OR ALMOST WHITE MICROCRYSTALLINE POWDER | Conforms |
| IDENTIFY | A. IR test | Conforms |
| B. UV test | Conforms | |
| C. Fluorescence test | Conforms | |
| D. Color test | Conforms | |
| Absorption spectrum | 279nm: 0.69 to 0.74 | 0.7 |
| 350nm: 0.56 to 0.60 | 0.53 | |
| COPPER | ≤10PPM | Conforms |
| RELATED SUBSTANCES | ≤0.2% | 0.12% |
| LOSS ON DRYING | ≤0.5% | 0.05% |
| SULPHATED ASH | ≤0.1% | 0.06% |
| 2,3-DIMETHYLANILINE | ≤100PPM | <100ppm |
| RESIDUAL SOLVENTS (DIMETHYLFORMAMIDE) | ≤0.1% | 0.06% |
| Particle size | 90% pass through 125mesh | Conforms |
| ASSAY | 99.0-100.5. % | 99.52% |
| CONCLUSION:IT COMPLIES WITH THE REQUIREMENTS OF THE BP2004/UPS28 | ||
