Table 2.
Sensitivity and precision of the experimental procedure for analysis by headspace-stir bar sorptive extraction-gas chromatography/mass spectrometry.
| Standard | LOD (µg Standard/20 mL vial) |
LOQ (µg Standard/20 mL vial) |
Repeatability (% RSD) | Reproducibility (% RSD) |
|---|---|---|---|---|
| Safranal | 3.992 × 10−4 | 1.210 × 10−3 | 2.338 | 4.050 |
| Isophorone | 1.628 × 10−3 | 4.935 × 10−3 | 1.861 | 3.223 |
| Linalool | 2.590 × 10−2 | 7.847 × 10−2 | 2.200 | 3.811 |
| tMCHdO 1 | 2.650 × 10−3 | 8.029 × 10−3 | 1.723 | 2.984 |
1 tMCHdO: 2,6,6-trimethyl-2-cyclohexene-1,4-dione. LOD: limit of detection; LOQ: limit of quantification. RSD: relative standard deviation.