Research Article
Determination of Lactones in Wines by Headspace Solid-Phase Microextraction and Gas Chromatography Coupled with Mass Spectrometry
Table 7
Mean (%) and RSD (%) of recoveries.
| Compound | Low level | High Level | Mean | Mean | RSD | RSD | Mean | Mean | RSD | RSD | White | Red | White | Red | White | Red | White | Red |
| -Butyrolactone | 189.1 | 191.9 | 1.45 | 2.56 | 189.4 | 198.6 | 4.23 | 0.14 | -Hexalactone | 88.1 | 86.7 | 3.05 | 5.62 | 88.6 | 88.5 | 1.80 | 0.77 | Whiskey-lactone I | 144.3 | 145.2 | 9.11 | 1.98 | 144.2 | 143.1 | 1.05 | 1.46 | -Octalactone | 76.8 | 81.3 | 2.06 | 3.21 | 78.1 | 80.1 | 0.65 | 2.10 | Whiskey-lactone II | 76.8 | 80.1 | 1.36 | 8.15 | 74.7 | 76.9 | 1.26 | 1.65 | -Nonalactone | 93.2 | 101.6 | 3.73 | 1.79 | 94.2 | 107.0 | 1.26 | 1.05 | -Decalactone | 136.5 | 142.8 | 0.96 | 3.45 | 137.5 | 147.4 | 2.33 | 0.38 | -Decalactone | 109.3 | 108.2 | 1.79 | 4.58 | 108.5 | 109.1 | 1.27 | 2.01 | -Undecalactone | 112.0 | 116.5 | 0.99 | 2.10 | 111.0 | 112.6 | 1.31 | 1.17 |
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