Data of stability studies of DUV in human plasma samples.
| Stability | Spiked conc. (ng mL−1) | Recoverya (%) | Precisiona (RSD, %) |
|---|---|---|---|
| Bench top (6 h) | 5 | 99.52 | 7.05 |
| 15 | 100.21 | 3.12 | |
| 150 | 101.43 | 5.82 | |
| 400 | 99.26 | 2.63 | |
| Autosampler (48 h) | 5 | 100.12 | 6.45 |
| 15 | 95.89 | 4.08 | |
| 150 | 98.42 | 5.14 | |
| 400 | 103.28 | 2.28 | |
| Freeze–thaw (3 cycle) | 5 | 96.17 | 7.36 |
| 15 | 99.89 | 6.51 | |
| 150 | 101.13 | 5.81 | |
| 400 | 97.28 | 1.19 | |
| 60 days at −80 °C | 5 | 101.51 | 6.27 |
| 15 | 99.84 | 4.18 | |
| 150 | 101.19 | 3.05 | |
| 400 | 99.87 | 2.18 | |
| 30 days at 8 °C | 5 | 96.94 | 6.07 |
| 15 | 103.24 | 3.29 | |
| 150 | 101.02 | 2.16 | |
| 400 | 96.27 | 1.42 |
a
Values are mean of 3 determinations.