 | C4X-166422 | N/A | Impurity | |
| "Iohexol Impurity G (2,4-diiodo Isomer)" |
| C4X-166423 | N/A | Impurity | |
| "Iohexol EP Impurity F HCl (4,6-diiodo Isomer)" |
| C4X-166424 | N/A | Impurity | |
| Iohexol EP Impurity G (Mixture of Isomers) |
| C4X-166426 | N/A | Impurity | |
| Iohexol Impurity 26 |
 | C4X-16647 | 76801-93-9 | Impurity | |
| Iohexol EP Impurity J |
 | C4X-16648 | 35453-19-1 | Impurity | |
| Iohexol EP Impurity K |
 | C4X-16649 | 37441-29-5 | Impurity | |
| Iohexol EP Impurity L |
| C4X-166511 | 5894-79-1 | Impurity | |
| Ipratropium Impurity 11 |
| C4X-166512 | 22235-74-1 | Impurity | |
| "(1R,3r,5S)-Ipratropium Impurity 12" |
 | C4X-166515 | 183626-76-8 | Impurity | |
| (S)-Ipratropium Bromide EP Impurity E Formate |
