Table 5.
Information on average recoveries (%), intra-day repeatability (%RSD), inter-day repeatability (%RSD), and limits of detection (LOD, (µg/L) and limits of quantification (LOQ, (µg/L)) obtained with the optimized method in spiked wine samples, analysed by GC-MS (n = 4 at each level).
| Analyte | Concentration Levels | Interday (%RSD) | LOD (µg/L) | LOQ (µg/L) | |||
|---|---|---|---|---|---|---|---|
| 0.05 mg/L | 0.25 mg/L | ||||||
| Recovery (%) | Intraday (%RSD) | Recovery (%) | Intraday (%RSD) | ||||
| CAD | 83 | 6 | 92 | 7 | 6 | 1.5 | 4.5 |
| HIST | 76 | 5 | 88 | 5 | 7 | 4.2 | 12.6 |
| PUT | 98 | 8 | 103 | 7 | 8 | 1.4 | 4.6 |
| TRP | 83 | 12 | 89 | 8 | 10 | 1.6 | 4.8 |
| TYR | 99 | 5 | 105 | 4 | 5 | 3.3 | 9.9 |
| 2-PE | 88 | 6 | 97 | 6 | 6 | 3.2 | 9.6 |