| (1R)-(-)-Camphorquinone | 10334-26-6 | Ax-897 |
| Spironolactone Process Impurity | 34714-04-0 | Ax-IMP1281 |
| 5-cyano-2-fluorobenzene sulfonamide | 1204572-73-5 | Ax-894 |
| Spironolactone Impurity C | 976-70-5 | Ax-IMP1280 |
| Phencyphos Process Impurity 1 | 133271-06-4 | Ax-IMP2735 |
| Spironolactone Impurity F | 976-71-6 | Ax-IMP1282 |
| S(+)-Phencyphos | 98674-81-8 | Ax-IMP2734 |
| Nitrofurantoin Process Impurity 2 | NA | Ax-IMP1279 |
| Nitrofurantoin Process Impurity 1 | 25004-91-5 | Ax-IMP1278 |
| Dexamethasone 21-acetate | 1177-87-3 | Ax-IMP2738 |