To find the optimum condition of extraction, and study on the structure of polysaccharides and antitumor activity of polysaccharide component WPT-B.
纯化多糖和进行结构分析，并对得到的多糖成分WPT - B的抗肿瘤活性进行了研究。
The influences of ultrasonic frequency, ultrasonic time and solvent content on the extraction rate of fat oil in Elaeagnus angus-tifolia L. were studied. The optimum extraction condition was obtained.
用均匀设计法考察超声频率、超声时间和溶剂用量对沙枣油提取率的影响，得到提取沙枣油的优化超声工艺条件。
Methods of extraction of phytic acid by microwave assist and ion exchange resin from degreasing rice bran are described, and the optimum condition of the method is discussed in this paper.
介绍以脱脂米糠为原料用微波辅助浸提离子交换法从米糠中提取植酸的方法，并讨论了此提取方法的最佳工艺条件。
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