Fig. 1From: Comparison of chemical profiles and effectiveness between Erxian decoction and mixtures of decoctions of its individual herbs: a novel approach for identification of the standard chemicalsOverlaid HPLC chromatograms of a EXD-S [4] and b EXD-C from three repeated injections extracted at 345 nm. The peaks of six standard chemicals were annotated as mangiferine, ferulic acid, icariin, jatrorrhizine, palmatine and berberine, in a chorological order of retention timeBack to article page