| Chemical Structure | CAT No. | CAS | Item Group | Purity |
|---|---|---|---|---|
 | C4X-13301 | 7597-60-6 | Impurity | |
| Caffeine EP Impurity B | ||||
 | C4X-133011 | 85438-96-6 | Impurity | |
| Caffeine Impurity 11 | ||||
 | C4X-13302 | 519-32-4 | Impurity | |
| Caffeine EP Impurity C | ||||
 | C4X-13303 | 107605-95-8 | Impurity | |
| Caffeine EP Impurity E HCl | ||||
| C4X-13304 | 20041-90-1 | Impurity | |
| Caffeine EP Impurity E | ||||
 | C4X-13305 | 611-59-6 | Impurity | |
| Caffeine Impurity 5 | ||||
| C4X-13309 | 1597448-45-7 | Impurity | |
| Pentoxifylline Impurity 9 | ||||
| C4X-13310 | 166734-83-4 | Impurity | |
| S-Ornidazole | ||||
| C4X-13311 | 1100750-18-2 | Impurity | |
| Ornidazole impurity 1 | ||||
 | C4X-133111 | 106-89-8 | Impurity | |
| Ornidazole Impurity 11 | ||||
