Figure 1From: Simultaneous determination of seven hydrophilic bioactive compounds in water extract of Polygonum multiflorumusing pressurized liquid extraction and short-end injection micellar electrokinetic chromatographyChemical structures of 7 investigated compounds and adenosine (internal standard, IS). 1, hypaphorine, 2, 2,3,5,4’-tetrahydroxystilbene 2-O-β-D-glucoside, 3, epicatechin, 4, proanthocyanidin B2, 5, proanthocyanidin B1, 6, catechin, 7, gallic acid, IS, adenosine. Glu, β-D-glucose.Back to article page