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HPLC Chromatogram of L. pumila Extracts at 270 nm Performed under Gradient Conditions for 30 minutes. A), Standard mixture of chromatogram gallic acid and caffeic acid; B), Chromatogram of LPEW; C), Chromatogram LPW. a, Gallic acid; b, Caffeic acid. LPEW, L. pumila ethanol-water extract; LPW, L. pumila water extract
