Microwave-assisted Extraction of Total Flavonoids from the Flower of Gossampinus malabarica(DC.) Mer

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[Objective]To confirm the optimum extraction conditions for total flavonoids from the flower of Gossampinus malabarica(DC.) Merr.[Method] The technological conditions of microwave-assisted extraction for total flavonoids were investigated by the single factor test and orthogonal test.[Result] The optimum conditions of microwave-assisted extraction were as follows:microwave extraction time of 100 s,microwave power of 240 W,ethanol concentration of 60%(V/V,the same as following) and solid-liquid ratio of 1:40,under which the yield of total flavoniods from the flower of Gossampinus malabarica(DC.) Merr.was 4.79%.The yield of total flavonoids extracted with the conventional method was 4.07%.[Conclusion]The Microwave-assisted extraction was superior to the conventional method,and this study would provide experimental and theoretical evidence for the utilization of Gossampinus malabarica(DC.) Merr.. [Method] The technological conditions of microwave-assisted extraction for total flavonoids were investigated by the single factor test and orthogonal test. [Objective] To confirm the optimum extraction conditions for total flavonoids from the flower of Gossampinus malabarica (DC.) Merr. [Method] Result] The optimum conditions of microwave-assisted extraction were as follows: microwave extraction time of 100 s, microwave power of 240 W, ethanol concentration of 60% (V / V, the same as following) and solid- liquid ratio of 1: 40, under which the yield of total flavoniods from the flower of Gossampinus malabarica (DC.) Merr. Was 4.79%. The yield of total flavonoids extracted with the conventional method was 4.07%. [Conclusion] The Microwave-assisted extraction was superior to the conventional method, and this study would provide experimental and theoretical evidence for the utilization of Gossampinus malabarica (DC.) Merr.
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