技术文摘 关键词:超声波法提取，远志，总皂苷，最优条件 [gap=542]Key words：ultrasonic extraction; Polygala tenuifolia Willd; total saponin; the optimum extracting condition
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The optimum condition of extracting EPS with cation resin was researched on this paper.
研究了阳离子树脂法提取EPS的最佳条件。
Conclusion: The optimum technical condition is: adding 8 times amount of water, extracting 2 times and every time with 1 hour.
结论：最佳水提工艺条件为，加8倍量的水，煎煮2次，每次煎煮1个小时。
OBJECTIVE To ascertain the optimum condition for extracting Saussurea with alcohol.
目的优选雪莲花药材的醇提工艺。
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