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Phenolic acids contents (mg/g of dry extract) of PHENOFEED DRY with retention time, standard curve and r2. Values are mean ± SD (n = 3).
| No. peaks |
Compounds | λ (nm) |
RT (min) |
Standard curve | r2 | Phenolic compounds concentration (mg/g) |
|---|---|---|---|---|---|---|
| 1 | Hydroxytyrosol | 280 | 14 | Y = 4E + 06x | 0.97 | 0.180 ± 0.05 |
| 2 | Tyrosol | 280 | 20 | Y = 7E + 07x | 0.99 | 0.028 ± 0.01 |
| 3 | Verbascoside | 280 | 54 | Y = 7E + 07x | 0.99 | 0.033 ± 0.10 |
