 | C4X-177919 | 67776-07-2 | Impurity | |
| D-Ascorbic Acid Impurity 19 |
 | C4X-17792 | 3031-98-9 | Impurity | |
| Ascorbic Acid EP Impurity D |
 | C4X-177921 | N/A | Impurity | |
| Vitamin A EP Impurity A (Diels-Alder Dimers) |
| C4X-177922 | N/A | Impurity | |
| Ergocalciferol EP Impurity F |
| C4X-177923 | 115586-24-8 | Impurity | |
| biodinamine Vitamin D2 |
 | C4X-177925 | 66757-69-5 | Impurity | |
| Ascorbic Acid EP Impurity G |
 | C4X-177926 | 122046-79-1 | Impurity | |
| Ascorbic Acid EP Impurity H |
| C4X-177928 | 5006-20-2 | Impurity | |
| Vitamin Impurity 28 |
| C4X-17793 | 16729-22-9 | Impurity | |
| Vitamin A EP Impurity C?Mixture of Z and E Isomers? |
| C4X-177930 | 342385-52-8 | Impurity | |
| Vitamin Impurity 30 |
