 | C4X-20112 | 16150-44-0 | Impurity | |
| Cromolyn Sodium USP Related Compound A |
 | C4X-20118 | 16130-28-2 | Impurity | |
| Sodium Cromoglicate Impurity 8 |
| C4X-201210 | N/A | Impurity | |
| Artemisinin Impurity 10 |
| C4X-201211 | 81496-81-3 | Impurity | |
| Artemisinin Impurity 11 |
 | C4X-201212 | 131175-87-6 | Impurity | |
| "Dihydroartemisinin (alpha,beta Mixture)" |
 | C4X-20124 | 181528-64-3 | Impurity | |
| Artemisinin Impurity 4 |
 | C4X-20125 | 1093625-96-7 | Impurity | |
| Artemisinin Impurity 5 |
 | C4X-20132 | 14206-58-7 | Impurity | |
| Oxytetracycline EP Impurity A |
 | C4X-20133 | 60-54-8 | Impurity | |
| Oxytetracycline EP Impurity B |
 | C4X-20134 | 7647-65-6 | Impurity | |
| Oxytetracycline EP Impurity C |
