| Chemical Structure | CAT No. | CAS | Item Group | Purity |
|---|---|---|---|---|
 | C4X-201915 | 3612-80-4 | Impurity | |
| Nicotine Impurity 15 | ||||
 | C4X-201919 | 2055-23-4(free base) | Impurity | |
| Nicotine impurity 19 HCl | ||||
 | C4X-20195 | 63551-14-4 | Impurity | |
| Nicotine Impurity 5 | ||||
 | C4X-20196 | 591-22-0 | Impurity | |
| Nicotine Impurity 6 | ||||
 | C4X-20197 | 3222-49-9 | Impurity | |
| Nicotine Impurity 7 | ||||
 | C4X-20198 | 29681-45-6 | Impurity | |
| Nicotine Impurity 8 | ||||
 | C4X-20199 | 1094-61-7 | Impurity | |
| Nicotine Impurity 9 | ||||
 | C4X-202011 | 24613-06-7 | Impurity | |
| (R)-Razoxane (Levrazoxane) | ||||
| C4X-20202 | 120418-76-0 | Impurity | |
| Dexrazoxane Impurity 2 | ||||
 | C4X-202027 | 120418-77-1 | Impurity | |
| Dexrazoxane Impurity 27 | ||||
