| Trimethoprim Process impurity 1 | 141292-62-8 | Ax-IMP841 |
| Rocuronium Process Impurity 1 | 159325-45-8 | Ax-IMP2368 |
| Trimethoprim Process impurity 2 | 30077-85-1 | Ax-IMP845 |
| Rocuronium Process Impurity 2 | 119302-19-1 | Ax-IMP2369 |
| Rivastigmine Impurity | 923035-06-7 | Ax-IMP839 |
| Efavirenz Process Impurity 2 | 173676-54-5 | Ax-IMP2365 |
| Efavirenz Impurity I | 173676-60-3 | Ax-IMP2364 |
| Rivastigmine Impurity G | 23308-82-9 | Ax-IMP838 |
| Rosuvastatin Process impurity | 124752-23-4 | Ax-IMP837 |
| Gliclazide Impurity B | 54786-86-6 | Ax-IMP2363 |