 | C4X-177924 | 144-62-7 | Impurity | |
| Ascorbic Acid EP Impurity E |
 | 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 |
 | C4X-177931 | 526-98-7 | Impurity | |
| Ascorbic Acid EP Impurity C |
 | C4X-177933 | 6381-77-7 | Impurity | |
| Vitamin Impurity 33 |
 | C4X-177935 | 3445-22-5 | Impurity | |
| Vitamin Impurity 35 |
 | C4X-177939 | 492-30-8 | Impurity | |
| Ascorbic Acid Impurity 39 |
