CAJ | 학술논문

采用超声波辅助法提取何首乌中蒽醌类物质．讨论了甲醇体积分数、提取时间、提取温度、料液比和提取功率5个因素对提取效率的影响；通过正交试验确定了何首乌中蒽醌类物质的最佳提取工艺条件，甲醇体积分数为80％，提取时间为10． h ，提取温度为45℃，料液比为1∶15（g∶m L ），提取功率为700 W ．此条件下蒽醌类物质的最大提取率为14．729％．
채용초성파보조법제취하수오중은곤류물질．토론료갑순체적분수、제취시간、제취온도、료액비화제취공솔5개인소대제취효솔적영향；통과정교시험학정료하수오중은곤류물질적최가제취공예조건，갑순체적분수위80％，제취시간위10． h ，제취온도위45℃，료액비위1∶15（g∶m L ），제취공솔위700 W ．차조건하은곤류물질적최대제취솔위14．729％．
The total anthraquinones were extracted from polygonum multiflorum by ultrasonic method .The effects of five factors on the extraction ,including methanol concentration ,extrac‐ting times ,extracting temperature ,material/solvent ratio and extracting power were studied by single factor test .The optimal conditions of extraction were determined as follows :metha‐nol volume fraction was 80% ,extracting time was 1 0. h ,extracting temperature was 45 ℃ , material‐solvent ratio was 1∶15 (g∶mL) and extracting power was 700 W .Under these oper‐ation conditions ,the maximum rate of extraction of the total anthraquinones was 1 4.72 9% .