| Chemical Structure | CAT No. | CAS | Item Group | Purity |
|---|---|---|---|---|
 | C4X-140820 | 7695-70-7 | Impurity | |
| Aspirin Impurity 20 | ||||
 | C4X-140821 | 606-19-9 | Impurity | |
| Aspirin Impurity 21 | ||||
 | C4X-140822 | 601-97-8 | Impurity | |
| Aspirin Impurity 22 | ||||
| C4X-140825 | 38160-63-3 | Impurity | |
| Aspirin Impurity 25 | ||||
| C4X-140827 | 25714-71-0 | Impurity | |
| Aspirin Impurity 27 | ||||
 | C4X-14084 | 530-75-6 | Impurity | |
| Aspirin Impurity D | ||||
 | C4X-14085 | 552-94-3 | Impurity | |
| Aspirin Impurity E | ||||
 | C4X-14086 | 1466-82-6 | Impurity | |
| Aspirin Impurity F | ||||
 | C4X-14087 | 69-72-7 | Impurity | |
| Aspirin Impurity C / Mesalazine EP Impurity H | ||||
| C4X-14088 | 18698-59-4 | Impurity | |
| Aspirin Impurity 8 | ||||
