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  Indian J Med Microbiol
 

Figure 2: High-performance liquid chromatography chromatograms of the standard mixture (a) and Xanthii fructus extract (b) at ultraviolet detection of 260 nm (I) and 325 nm (II). Protocatechuic acid (1), chlorogenic acid (2), caffeic acid (3), 1,4-dicaffeoylquinic acid (4), 1,3-dicaffeoylquinic acid (5), ferulic acid (6), 1,5-dicaffeoylquinic acid (7), 3,5-dicaffeoylquinic acid (8), and 4,5-dicaffeoylquinic acid (9)

Figure 2: High-performance liquid chromatography chromatograms of the standard mixture (a) and <i>Xanthii fructus</i> extract (b) at ultraviolet detection of 260 nm (I) and 325 nm (II). Protocatechuic acid (1), chlorogenic acid (2), caffeic acid (3), 1,4-dicaffeoylquinic acid (4), 1,3-dicaffeoylquinic acid (5), ferulic acid (6), 1,5-dicaffeoylquinic acid (7), 3,5-dicaffeoylquinic acid (8), and 4,5-dicaffeoylquinic acid (9)