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Study on the Ultrasonic Wave Extraction about Notoginseng by the Thogonal
Author(s): MA Yin-hai, WEI Jian-rong
Pages: 1-
2,6
Year: 2005
Issue:
4
Journal: JOURNAL OF KUNMING TEACHERS COLLEGE
Keyword: 三七; 超声提取; 三七皂甙; 正交实验法;
Abstract: 在超声波作用下,用乙醇浸提,从三七中提取三七皂甙.以提取产量和三七皂甙含量为评价指标,利用正交实验L9(34)筛选出最佳工艺条件为:超声提取温度45℃,超声时间30min,提取次数2次,乙醇体积分数85%.按优选的最佳工艺实验5次,精制三七皂甙平均收率达到16.3%,为常规浸提法的2倍,Rg1相对标准偏差(RSD)为2.84%,R1相对标准偏差为2.99%.
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