Table 1.

Quantification of the identified polyphenols by RP-HPLC.

No.	Polyphenols	RT (min)	Concentration (mg/g)
1	Gallic acid	9.88	0.18
2	Catechin	18.16	4.37
3	Chlorogenic acid	22.27	19.90
4	Homovanillin	22.60	32.02
5	Epicatechin	24.09	4.23
6	Rutin hydrate	37.17	0.08
7	Quercetin-3-rhamnoside	40.56	7.13