Table 1.

Phenolic constituents of aqueous extract of Ecklonia maxima.

Peak No	Compound	RT	[M + H]+ m/z	MS/MS fragment ions m/z
2	Phloroglucinol	1.32	127.02	97.05, 99.02
10	Vulgaxanthin I	15.15	340.25	100.11, 141.11
11	Epicatechin-3 glucoside	16.45	453.33	100.11, 128.06, 210.14
19	Luteoliflavan	22.04	274.27	256.25
20	(+) – Catechin	22.25	290.26	242.24
21	3-Hydroxyl flavone	23.15	239.15	123.03, 140.94
26	Biochanin A	33.32	284.29	130.12, 158.14, 284.29
27	Rutinose	34.33	326.33	186.23, 326.33
28	1-Caffeoyl-4-deoxyquinic acid	34.90	338.33	154.15, 338

RT: retention time.