| Chemical Structure | CAT No. | CAS | Item Group | Purity |
|---|---|---|---|---|
 | C4X-170813 | 93-04-9 | Impurity | |
| Naproxen EP Impurity M | ||||
 | C4X-170814 | 5111-65-9 | Impurity | |
| Naproxen EP Impurity N | ||||
 | C4X-170815 | 2471-70-7 | Impurity | |
| Naproxen EP Impurity O | ||||
 | C4X-170818 | 2601735-81-1 | Impurity | |
| Naproxen Impurity 18 | ||||
 | C4X-170819 | N/A | Impurity | |
| Naproxen Impurity 19 | ||||
 | C4X-170820 | 27655-95-4 | Impurity | |
| Naproxen Impurity 20 | ||||
 | C4X-170821 | 23981-47-7 | Impurity | |
| Naproxen EP Impurity I | ||||
 | C4X-170822 | 89617-86-7 | Impurity | |
| Naproxen EP Impurity B | ||||
 | C4X-170823 | 84236-26-0 | Impurity | |
| Naproxen EP Impurity C | ||||
 | C4X-170824 | 52079-10-4 | Impurity | |
| Naproxen EP Impurity A | ||||
