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- azeotropic extration 共沸萃取法
- One calls this azeotropic composition. 人们将此组成称为恒比组成。
- OBJECTIVE To choose the optimum extration process of Zhuyun capsules. 目的确定助孕胶囊原料药最佳提取条件。
- Conclusion:This azeotropic crystallizing condition is better than old one. 结论:改后共沸结晶条件优于原共沸晶条件。
- Further, the azeotropic point was eliminated therefore by adding ionic liquids. 进而，由于添加了离子液体，体系的共沸点消除了。
- METHODS The optimal alcohol extration and water decoction extration process were selected with the orthogonal design. 方法分别以淫阳藿苷、水饱和正丁醇提取物为指标,以正交试验法确定乙醇提取及水煎煮最优条件;
- Objective To compare the five different methods of extration process of Curcuma Long. 目的对5种提取姜黄素的不同方法进行比较。
- Methods NMP was isolated by high-salt extration and identified by sDS-PAGE and western blotting. 化疗前后白血病细胞核基质蛋白成分的比较，表现为化疗后核基质蛋白明显减少。
- Practice shows that it is effective to apply this technology to heavy oil, high pour point oilfoeld extration. 实践表明,对于开采难度大的稠油、高凝油油田,采用井下热水循环工艺是一项行之有效的工艺技术。
- The development of butadiene extration technology by dimethylformamide method both in China and abroad was introduced. 简介了国内外二甲基甲酰胺法丁二烯抽提工艺技术的发展现状。
- A new method for drying methomyl oxime based on the azeotropic principle is introduced. 介绍采用共沸脱水原理进行灭多威肟干燥的新方法。
- Conclusions:The optimized extration is efficient and the procedure of Leonurus bioadhesive film is available. 结论此制剂工艺流程合理,适宜生产。
- Objective:We wanted to observe the host condition for ultrasonic extration of tanming in Rosa davurica Pall. 目的:本实验旨在考察超声波提取剌玫果总鞣质的最佳工艺条件。
- In the reaction of sulfonation, the azeotropic water removing, sulfuric acid was used as sulfonating agent . 在磺化反应中,采用共沸除水硫酸磺化法。
- Abstract：ObjectiveTo study the optimum extration process of polysaccharides from Rubus alceaefolius Poir. 目的建立粗叶悬钩子根部多糖的含量测定方法。
- Virtually all liquids, when mixed and heated, will display azeotropic behaviour. 实际上所有液体混合并受热时，都表现出恒沸物的特性。
- Meanwhile the researches on softening, immersion extration and Clarification of freezing were conducted. 包括软化浸提，冷冻澄清实验。
- The results show that these two routes enable to realize separation of azeotropic DMC-MEOH mixture. 实验和模拟结果表明：两种分离流程均可实现甲醇与碳酸二甲酯的有效分离。
- Conclusions: The optimized extration is efficient and the procedure of Leonurus bioadhesive film is available. 结论此制剂工艺流程合理，适宜生产。
- The principle and methods of azeotropic distillation drying as well as the choice of displacers were discussed. 探讨了共沸蒸馏置换干燥的基本原理、操作方法和置换剂的选择原则。
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