| Chemical Structure | CAT No. | CAS | Item Group | Purity |
|---|---|---|---|---|
 | C4X-13456 | 976-71-6 | Impurity | |
| Spironolactone EP Impurity F | ||||
 | C4X-13457 | 880106-10-5 | Impurity | |
| Spironolactone EP Impurity G | ||||
 | C4X-13458 | 53866-24-3 | Impurity | |
| Spironolactone EP Impurity H | ||||
 | C4X-13459 | N/A | Impurity | |
| Spironolactone EP Impurity I | ||||
| C4X-134613 | N/A | Impurity | |
| Fentanyl EP Impurity H | ||||
 | C4X-13466 | 62-53-3 | Impurity | |
| Aniline (Mesalazine EP Impurity K) | ||||
| C4X-13471 | N/A | Impurity | |
| Tebipenem pivoxil Impurity 1 | ||||
 | C4X-134710 | 96-53-7 | Impurity | |
| Tebipenem Impurity 10 | ||||
| C4X-134712 | N/A | Impurity | |
| Tebipenem Pivoxil Impurity 12 | ||||
| C4X-134713 | N/A | Impurity | |
| Tebipenem Impurity 13 | ||||
