| Chemical Structure | CAT No. | CAS | Item Group | Purity |
|---|---|---|---|---|
 | C4X-12217 | N/A | Impurity | |
| Cefamandole Impurity 7 | ||||
| C4X-12218 | N/A | Impurity | |
| Cefamandole Impurity 8 | ||||
| C4X-12219 | N/A | Impurity | |
| Cefamandole Impurity 9 | ||||
 | C4X-12221 | 126860-83-1 | Impurity | |
| Calcipotriol EP Impurity A | ||||
 | C4X-122210 | 112849-27-1 | Impurity | |
| Calcipotriol Impurity 10 | ||||
 | C4X-122211 | 112849-17-9 | Impurity | |
| Calcipotriol Impurity 11 | ||||
 | C4X-122212 | 129831-99-8 | Impurity | |
| Calcipotriol Impurity 12 | ||||
 | C4X-122213 | 112849-47-5 | Impurity | |
| Calcipotriol Impurity 13 | ||||
| C4X-122215 | 104846-63-1 | Impurity | |
| Calcipotriol Impurity 15 | ||||
 | C4X-122216 | 74007-20-8 | Impurity | |
| trans-Doxercalciferol | ||||
