| Chemical Structure | CAT No. | CAS | Item Group | Purity |
|---|---|---|---|---|
 | C4X-139556 | N/A | Impurity | |
| Folic Acid Impurity 56 | ||||
| C4X-139558 | N/A | Impurity | |
| Folic acid impurity 58 | ||||
| C4X-139559 | 29701-38-0 | Impurity | |
| Folic acid impurity 59 | ||||
 | C4X-13956 | 1391194-56-1 | Impurity | |
| Folic Acid EP Impurity F | ||||
| C4X-139560 | 89-38-3 | Impurity | |
| Folic acid impurity 60 | ||||
| C4X-139561 | 99778-32-2 | Impurity | |
| Folic Acid Impurity 61 | ||||
| C4X-139563 | N/A | Impurity | |
| Folic Acid Impurity 63 | ||||
| C4X-139564 | N/A | Impurity | |
| Folic Acid Impurity 64 | ||||
| C4X-139572 | NA | Impurity | |
| Folic Acid Impurity 72 | ||||
 | C4X-13959 | 948-60-7 | Impurity | |
| Pterine-6-carboxylic Acid | ||||
