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Intra- and inter-day precision of analyzed stilbenes in Palomino fino 2011 grape cane samples.
| Precision | trans-Piceid | Piceatannol | trans-Resveratrol | trans-ε-Viniferin |
|---|---|---|---|---|
| Intra-Day (n = 5) | ||||
| Mean (mg·kg–1 dry weight) | 49.2 | 17.8 | 35.3 | 690.4 |
| RSD (%) | 8.8 | 8.9 | 6.2 | 4.4 |
| Inter-Day (n = 5) | ||||
| Mean (mg·kg–1 dry weight) | 49.8 | 18.4 | 34.2 | 725.8 |
| RSD (%) | 10.0 | 9.5 | 4.5 | 4.9 |
RSD: relative standard deviation.
