| Chemical Structure | CAT No. | CAS | Item Group | Purity |
|---|---|---|---|---|
 | C4X-139522 | 921-03-9 | Impurity | |
| Folic Acid Impurity 22 | ||||
| C4X-139523 | 79573-48-1 | Impurity | |
| Folic Acid Impurity 23 | ||||
 | C4X-139524 | 6779-87-9 | Impurity | |
| "7,8-Dihydro-L-biopterin" | ||||
| C4X-139525 | 694514-39-1 | Impurity | |
| Folic Acid Impurity 25 | ||||
 | C4X-139526 | 35011-47-3 | Impurity | |
| Folic Acid Impurity 26 | ||||
 | C4X-139528 | 712-29-8 | Impurity | |
| Folic Acid Impurity 28 | ||||
 | C4X-139529 | 708-75-8 | Impurity | |
| Folic Acid Impurity 29 | ||||
 | C4X-13953 | 47707-78-8 | Impurity | |
| Folic Acid EP Impurity C | ||||
| C4X-139530 | NA | Impurity | |
| Dimethyltetrahydrofolic Acid | ||||
| C4X-139531 | N/A | Impurity | |
| Folic Acid Impurity 31 | ||||
