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Limits of detection (LOD) and quantification (LOQ) of illicit and pharmaceutical drugs in 10 μL dried blood samples.
| LOD (LOQ) in pg/mL | ||||
|---|---|---|---|---|
| Diazepam (LogP 2.82) | Amphetamine (LogP 1.76) | Methamphetamine (LogP 2.07) | Cocaine (LogP 2.30) | |
| Untreated | 131 (185) | 37 (65) | 43 (107) | 99 (142) |
| 30 minutes | 43 (80) | 28 (44) | 31 (50) | 44 (67) |
| 60 minutes | 17 (34) | 13 (34) | 16 (22) | 14 (22) |
