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High-speed counter-current chromatography (HSCCC) chromatogram of separation of mangiferin from resin-refined sample (A: Single injection mode; B: Continuous injection mode). Two-phase solvent system: ethyl acetate–n-butanol–water (4:1:5, v/v/v); stationary phase: upper phase; mobile phase: lower phase; flow rate: 2.0 mL/min; revolution speed: 800 rpm; detection wavelength: 258 nm.
