| Chemical Structure | CAT No. | CAS | Item Group | Purity |
|---|---|---|---|---|
 | C4X-167725 | NA | Stable isotopes | |
| Levonorgestrel-d7 | ||||
 | C4X-167821 | 1217780-14-7 | Stable isotopes | |
| Thyroxine-13C6 | ||||
 | C4X-167822 | 1431868-11-9 | Stable isotopes | |
| Levothyroxine-13C9-15N | ||||
| C4X-167834 | 1217843-81-6 | Stable isotopes | |
| "3,3',5-Triiodo-L-thyronine-13C6" | ||||
| C4X-167947 | NA | Stable isotopes | |
| Lidocaine-d6 HCl | ||||
| C4X-168225 | 1322625-54-6 | Stable isotopes | |
| Lopinavir-d8 | ||||
| C4X-168228 | 224729-35-4 | Stable isotopes | |
| Lopinavir-d8 | ||||
 | C4X-168316 | 1246820-62-1 | Stable isotopes | |
| Losartan Carboxylic Acid-d4 | ||||
 | C4X-16903 | 942047-63-4 | Stable isotopes | |
| Meloxicam-d3 | ||||
 | C4X-16911 | 1346601-18-0 | Stable isotopes | |
| Mesalamine-d3 HCl | ||||
