Fig. 2From: Ionic liquid-based ultrasonic-assisted extraction coupled with HPLC to analyze isoquercitrin, trifolin and afzelin in Amygdalus persica L. flowersHPLC chromatograms of A. persica flowers (A), reference substances (B) and methanol blank control (C). Note 1. isoquercitrin; 2. trifolin; 3. afzelinBack to article page