| Cetirizine EP Impurity A | 303-26-4 | Ax-IMP375 |
| Cetirizine EP Impurity F | 83881-54-3 | Ax-IMP376 |
| Cetirizine EP Impurity C | 83881-59-8 | Ax-IMP377 |
| Ranolazine N-oxide | NA | Ax-IMP373 |
| Enalapril EP Impurity D | 115729-52-7 | Ax-IMP387 |
| Clopidogrel Thienopyridine Impurity | 28783-41-7 | Ax-IMP388 |
| Ketoconazole EP Impurity C | 83374-59-8 ; 142128-58-3 | Ax-IMP380 |
| Ketoconazole EP Impurity D | 67914-61-8 | Ax-IMP381 |
| 1,3-Dinitroglycerin | 623-87-0 | Ax-IMP385 |
| 1,2-Dinitroglycerin | 621-65-8 | Ax-IMP384 |