 | C4X-166540 | 99888-00-3 | Impurity | |
| "(1R,3r,5S)-Ipratropium Impurity 40" |
| C4X-166541 | N/A | Impurity | |
| "(1R,3r,5S)-Ipratropium Impurity 41" |
 | C4X-16655 | 22235-81-0 | Impurity | |
| Ipratropium Bromide EP Impurity E |
 | C4X-16656 | 60018-35-1 | Impurity | |
| Ipratropium Bromide EP Impurity F |
 | C4X-16657 | 58005-18-8 | Impurity | |
| Ipratropium Bromide EP Impurity A |
 | C4X-16658 | 58073-59-9 | Impurity | |
| Ipratropium Bromide EP Impurity B |
 | C4X-16659 | 552-63-6 | Impurity | |
| Ipratropium Bromide EP Impurity C |
 | C4X-16661 | 748812-53-5 | Impurity | |
| Irbesartan EP Impurity A |
 | C4X-166612 | 141745-36-0 | Impurity | |
| Irbesartan Impurity 12 |
| C4X-16662 | 177219-40-8 | Impurity | |
| Irbesartan Impurity 2 |
