| Product Name: | Mebhydrolin napadisylate |
| CAS: | 6153-33-9 |
| MF: | C48H48N4O6S2 |
| MW: | 841.05 |
| EINECS: | 228-170-3 |
| Synonyms | Mebhydroline 1,5-naphthalenedisulfonate salt; 3-Methyl-9-benzyl-1,2,3,4-tetrahydrocarbolymnaphthalyn-1,5-disulphonate |
| Appearance | White to white Crystalline powder | Conform |
| PH | 5.0-7.0 | 6.42 |
| Loss on Drying % | ≤0.5 | 0.12 |
| Residue on lgnition % | ≤0.3 | 0.06 |
| Assay Purity % | 98.5-101.5 | 99.25 |
| Sulfates % | ≤0.04 | Confrom |
| Chlorides % | ≤0.005 | Confrom |
| Heavy Metals % | ≤0.002 | Confrom |
| Bulk Density (g/ml) | ≥0.30 | 0.37 |
| DMF(ppm) | ≤1000 | 768 |
| Methanol (ppm) | ≤3000 | 342 |
| Ethanol(ppm) | ≤5000 | 157 |
| Individual Impurity % | ≤0.5 | 0.3 |
| Total Impurities % | ≤1.0 | 0.33 |
| Particle Size | ≤45um | Confrom |
| CONCLUSION: | PASSED. | |