Table 2.
Polyphenolic compounds | MonitoredIon (m/z) | Retention time (min) | Concentrations (µg/g lyophilized extract) | |
---|---|---|---|---|
TMW | TMC | |||
Catechin | 289 | 6.0 ± 0.09 | 6.54 ± 0.02* | 9.65 ± 0.04* |
Syringic acid | 197 | 8.4 ± 0.09 | 103.14 ± 0.19* | 54.07 ± 0.09* |
Protocatequic acid | 153 | 2.8 ± 0.05 | 206.78 ± 0.41* | 480.692 ± 0.83* |
Vanilic acid | 167 | 6.7 ± 0.07 | 270.65 ± 0.84* | 67.27 ± 0.12* |
Values represent the mean ± standard deviations (n = 3), *p < 0.001.