The extraction of total flavones from grosvenor momordica with ultrasonic was studied. The ethanol concentration,extraction time and material-solution ratio were investigated.

• 研究以水、水-乙醇混合溶剂为提取剂,在超声波条件下提取罗汉果中总黄酮的工艺条件,探讨乙醇浓度、提取时间、料液比对提取得率的影响。