METHODS Using the technology of HSCCC, research and discuss a new preparative method of Huperzine A by searching a suitable two-phase solvent system and relative technical parameters.
方法利用高速逆流色谱技术，通过寻找合适的两相溶剂体系及工艺参数，研究及讨论石杉碱甲分离制备的新方法。
Results showed clearly that p-xylene had good biocompatibility as organic solvent in the two-phase system, its relative amount was 15%.
研究表明，二甲苯作为两相中的有机溶剂具有较好的生物相容性，加入量在总体积分数的15%；
High-level cottonseed oil, gossypol-free cottonseed meal and methanol phase abundant in free gossypol (FG) could be obtained by the leaching process with a two-liquid phase solvent (TPS) system.
用双液相溶剂（TPS）浸取棉仁可得到棉油、无毒饼粕及富含游离棉酚（FG）的甲醇相。
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