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  Indian J Med Microbiol
 

Figure 1: HPLC chromatogram (326 nm) of Alpinia officinarum extract. Mobile phase: Methanol and 0.2% phosphoric acid (55: 45, v/v); flow rate: 1 mL/ min; column temperature: 40 °C. Peak 1 was galangin.

Figure 1: HPLC chromatogram (326 nm) of <i>Alpinia officinarum</i> extract. Mobile phase: Methanol and 0.2% phosphoric acid (55: 45, v/v); flow rate: 1 mL/ min; column temperature: 40 °C. Peak 1 was galangin.