| Sulfamethoxazole Impurity C | 1072-67-9 | Ax-IMP1290 |
| Sulfamethoxazole Impurity E | 63-74-1 | Ax-IMP1291 |
| Sulfamethoxazole Impurity D | 121-57-3 | Ax-IMP1292 |
| Tizanidine EP Impurity A | 51322-69-1 | Ax-IMP1288 |
| Tizanidine EP Impurity B | 51323-05-8 | Ax-IMP1289 |
| Bexarotene Impurity Z | 153559-48-9 | Ax-IMP1286 |
| Bexarotene Impurity 4 | NA | Ax-IMP1284 |
| Bexarotene Process Impurity | 153559-45-6 | Ax-IMP1285 |
| Bexarotene Impurity Z | 1349659-53-5 | Ax-IMP1283 |
| Linagliptin Impurity G | 668270-11-9 | Ax-IMP1196 |