Compound | Concentration (μg/L) | Percent (%) |
---|---|---|
Trans-cinnamic acid | 64.27 ± 5.3 | 4.87 |
Syringaldehyde | 41.73 ± 2.9 | 3.16 |
Vanillic acid | 143.38 ± 5.4 | 10.87 |
Protocatechuic acid | 277.23 ± 23.0 | 21.00 |
Syringic acid | 334.40 ± 24.2 | 25.34 |
p-coumaric acid | 219.67 ± 11.6 | 16.65 |
Gallic acid | 27.66 ± 1.3 | 2.10 |
Ferulic acid | 27.23 ± 2.1 | 2.06 |
Caffeic acid | 184.20 ± 8.5 | 13.96 |