Table 2.
Compounds | Retention time (min) | λmax | Non‐enzymatic extraction | Enzymatic extraction | |||
---|---|---|---|---|---|---|---|
Pectinase | Cellulase | Tannase | CPTb | ||||
Phloroglucinol | 4.44 | 268 | 9.40 ± 0.05 | 28.82 ± 0.07 | 35.71 ± 0.06 | n.d. | n.d.c |
Gallic acid | 5.33 | 268 | 26.20 ± 0.80 | 5.70 ± 0.02 | 4.69 ± 0.01 | 68.61 ± 0.71 | 121.10 ± 3.40 |
Protocatechuic acid | 10.38 | 260 | 0.30 ± 0.05 | n.d. | n.d. | n.d. | n.d. |
Catechin | 21.91 | 280 | 1.20 ± 0.02 | n.d. | n.d. | n.d. | n.d. |
Vanillic acid | 24.41 | 260 | 1.28 ± 0.08 | n.d. | n.d. | n.d. | n.d. |
Naringin | 52.40 | 280 | 1.40 ± 0.07 | n.d. | 2.21 ± 0.09 | n.d. | n.d. |
aData are expressed as mg/g dry extract powder and they are means ± SD (n = 3); bCPT: Cellulase + Pectinase + Tannase; cn.d.: not detected.