| Chemical Structure | CAT No. | CAS | Item Group | Purity |
|---|---|---|---|---|
 | C4X-201913 | 494-52-0 | Impurity | |
| Nicotine EP Impurity G | ||||
 | C4X-201914 | 125630-26-4 | Impurity | |
| Nicotine Impurity 14 | ||||
 | C4X-201915 | 3612-80-4 | Impurity | |
| Nicotine Impurity 15 | ||||
| C4X-201916 | N/A | Impurity | |
| Nicotine impurity 16 | ||||
| C4X-201917 | 101540-79-8 | Impurity | |
| Nicotine impurity 17 | ||||
| C4X-201919 | 2055-23-4(free base) | Impurity | |
| Nicotine impurity 19 HCl | ||||
| C4X-201920 | 66093-90-1 | Impurity | |
| Nicotine Impurity 20 DiHCl | ||||
 | C4X-201921 | 769-49-3 | Impurity | |
| Nicotine Impurity 21 | ||||
 | C4X-20195 | 63551-14-4 | Impurity | |
| Nicotine Impurity 5 | ||||
 | C4X-20196 | 591-22-0 | Impurity | |
| Nicotine Impurity 6 | ||||
