| Pregabalin Process Impurity | 128013-69-4 | Ax-IMP1649 |
| Albendazole Impurity C | 75184-71-3 | Ax-IMP2066 |
| Metoprolol process Impurity 1 | 56718-70-8 | Ax-IMP1652 |
| Albendazole EP Impurity D | 80983-34-2 | Ax-IMP2067 |
| Metoprolol Process Impurity 2 | 32136-81-5 | Ax-IMP1653 |
| Albendazole EP Impurity E | 10605-21-7 | Ax-IMP2068 |
| Prednisolone Impurity D | 898-84-0 | Ax-IMP2069 |
| Metoprolol Impurity B | 56718-71-9 | Ax-IMP1650 |
| Ampicillin WS | 69-53-4; 7177-48-2 | Ax-IMP2070 |
| Metoprolol EP Impurity D | 62572-90-1 | Ax-IMP1651 |