| Chemical Structure | CAT No. | CAS | Item Group | Purity |
|---|---|---|---|---|
 | C4X-21564 | N/A | Impurity | |
| Thiotepa Impurity 4 | ||||
| C4X-21565 | N/A | Impurity | |
| Thiotepa Impurity 5 | ||||
| C4X-21566 | N/A | Impurity | |
| Thiotepa Impurity 6 | ||||
| C4X-21567 | N/A | Impurity | |
| Drotaverin Impurity 67 | ||||
| C4X-21571 | 843666-26-2 | Impurity | |
| Insulin Degludec Impurity 1 | ||||
| C4X-21572 | N/A | Impurity | |
| Insulin Degludec Impurity 2 | ||||
| C4X-21573 | N/A | Impurity | |
| Insulin Degludec Impurity 3 | ||||
| C4X-21574 | N/A | Impurity | |
| Insulin Degludec impurity 4 | ||||
 | C4X-2158 | 51-15-0 | Impurity | |
| Pralidoxime Chloride | ||||
 | C4X-21581 | 3697-38-9 | Impurity | |
| Pralidoxime Chloride Impurity 1 | ||||
