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  Indian J Med Microbiol
 

Figure 1: HPLC chromatograms of the authenticated reference compound of quercitrin (a) and the extract of Herba Polygoni Capitati (b) at 260nm

Figure 1: HPLC chromatograms of the authenticated reference compound of quercitrin (a) and the extract of Herba Polygoni Capitati (b) at 260nm