| Chemical Structure | CAT No. | CAS | Item Group | Purity |
|---|---|---|---|---|
 | C4X-11548 | 67022-39-3 | Impurity | |
| Methotrexate EP Impurity H | ||||
 | C4X-11549 | 66147-29-3 | Impurity | |
| Methotrexate EP Impurity I | ||||
 | C4X-11551 | N/A | Impurity | |
| Sitafloxacin Impurity 1 | ||||
| C4X-115510 | 185225-84-7 | Impurity | |
| Sitafloxacin Impurity 10 | ||||
| C4X-115511 | 1799439-05-6 | Impurity | |
| Sitafloxacin impurity 11 | ||||
| C4X-115512 | 2008714-64-3 | Impurity | |
| Sitafloxacin Impurity 12 | ||||
 | C4X-115513 | 127199-44-4 | Impurity | |
| (7R)-Sitafloxacin Impurity 13 | ||||
| C4X-115515 | N/A | Impurity | |
| Sitafloxacin Impurity 15 | ||||
| C4X-115516 | 98349-24-7 | Impurity | |
| Sitafloxacin Impurity 16 | ||||
 | C4X-115517 | 101513-77-3 | Impurity | |
| Sitafloxacin Impurity 17 | ||||
