Table 1.
MRM parameters for cannabinoids in oral fluid.
| Compound name | Precursor ion (m/z) | Product ion (m/z) | DT (s) | CE (V) | RT (min) | TW |
|---|---|---|---|---|---|---|
|
| ||||||
| THC-COOH-gluc | 519.1 | 192.9 | 0.110 | −18 | 1.20 | 1 |
| 519.1 | 299.2 | 0.110 | −38 | 1.20 | 1 | |
| 519.1 | 343.2 | 0.110 | −22 | 1.20 | 1 | |
| THC-gluc | 491.2 | 193.1 | 0.040 | 34 | 1.71 | 2 |
| 491.2 | 315.3 | 0.040 | 20 | 1.71 | 2 | |
| 11-OH-THC | 331.1 | 193.1 | 0.040 | 22 | 2.22 | 2 |
| 331.1 | 201.1 | 0.040 | 24 | 2.22 | 2 | |
| THC-COOH | 345.1 | 193.1 | 0.040 | 26 | 2.29 | 2 |
| 345.1 | 327.2 | 0.040 | 14 | 2.29 | 2 | |
| CBG | 317.1 | 94.9 | 0.040 | 36 | 2.85 | 3 |
| 317.1 | 122.9 | 0.040 | 34 | 2.85 | 3 | |
| 317.1 | 193.1 | 0.040 | 16 | 2.85 | 3 | |
| CBD | 315.1 | 122.9 | 0.040 | 32 | 2.88 | 3 |
| 315.1 | 193.1 | 0.040 | 20 | 2.88 | 3 | |
| THC-V | 287.1 | 122.9 | 0.040 | 32 | 2.88 | 3 |
| 287.1 | 165.1 | 0.040 | 24 | 2.88 | 3 | |
| CBN | 311.1 | 195.1 | 0.035 | 24 | 3.35 | 4 |
| 311.1 | 223.1 | 0.035 | 16 | 3.35 | 4 | |
| THC | 315.1 | 135.1 | 0.035 | 20 | 3.60 | 4 |
| 315.1 | 193.1 | 0.035 | 18 | 3.60 | 4 | |
| THCA-A | 359.2 | 77.0 | 0.035 | 70 | 3.91 | 4 |
| 359.2 | 219.0 | 0.035 | 32 | 3.91 | 4 | |
| 359.2 | 341.2 | 0.035 | 14 | 3.91 | 4 | |
| THC-COOH-D3 | 348.1 | 302.1 | 0.040 | 20 | 2.28 | 2 |
| 11-OH-THC-D3 | 334.3 | 196.3 | 0.040 | 22 | 2.19 | 2 |
| CBD-D3 | 318.2 | 196.1 | 0.040 | 18 | 2.87 | 3 |
| CBN-D3 | 314.2 | 223.1 | 0.035 | 20 | 3.33 | 4 |
| THC-D3 | 318.2 | 196.1 | 0.035 | 18 | 3.60 | 4 |
Boldface denotes quantifier ion.
DT dwell time, CE collision energy, RT retention time, TW time window.