| Chemical Structure | CAT No. | CAS | Item Group | Purity |
|---|---|---|---|---|
 | C4X-204210 | 2498-27-3 | Impurity | |
| Neostigmine EP Impurity A Iodide | ||||
 | C4X-204211 | 39218-17-2 | Impurity | |
| Neostigmine Impurity 11 | ||||
 | C4X-204213 | 4939-59-7 | Impurity | |
| Neostigmine Impurity 13 | ||||
 | C4X-204217 | 51581-32-9 | Impurity | |
| Neostigmine Impurity 17 | ||||
 | C4X-204219 | 99-07-0 | Impurity | |
| Neostigmine EP Impurity B | ||||
 | C4X-204223 | 463-72-9 | Impurity | |
| Neostigmine Impurity 23 | ||||
 | C4X-204224 | 15799-79-8 | Impurity | |
| Neostigmine Impurity 24 | ||||
| C4X-204225 | 76418-45-6 | Impurity | |
| Neostigmine Impurity 25 | ||||
| C4X-204226 | 4849-46-1 | Impurity | |
| Neostigmine Impurity 26 | ||||
 | C4X-204227 | 63468-95-1 | Impurity | |
| " Neostigmine Impurity 27" | ||||
