| Drug | Retention time (min) | Precursor ion (m/z) | Product ions (m/z) | Collision energy (eV) | Tube lens (V) |
| Nordiazepam | 8.9 | 271 | 140 | 28 | 107 |
| 208 | 26 | ||||
| 165 | 28 | ||||
| Nordiazepam-d5 | 8.9 | 276 | 213 | 28 | 97 |
| 140 | 28 | ||||
| 165 | 29 | ||||
| Lormetazepam | 9.07 | 335 | 289 | 21 | 85 |
| 317 | 12 | ||||
| Lorazepam | 8.40 | 321 | 275 | 22 | 95 |
| 303 | 13 | ||||
| 229 | 32 | ||||
| Lorazepam-d4 | 8.41 | 325 | 279 | 22 | 105 |
| 307 | 13 | ||||
| 233 | 29 |