• 方法索氏提取多次回流提取

    Methods: Repeatedly reflux extracted by Soxhlet extractor.

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  • 方法索氏提取器分别以乙醇浸提介质

    Method By using extractor, water and ethanol were used as medium respectively.

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  • 方法索氏提取器分别乙醇浸提介质

    Method By using Soxhlet extractor, water and ethanol were used as medium respectively.

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  • 本文研究了香樟叶为原料,采用索氏提取器提取香樟最佳条件

    This present paper studied and selected the optimum conditions of LM to separate an.

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  • 方法浸渍提取从洋虫中得到提取乙醇提取,用索氏提取器提取得到石油提取

    Method: Water extracts and ethanol extracts were obtained by maceration method, while petroleum ether extract was obtained by soxhlet's extracter.

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  • 结果甲醇为溶剂,索氏提取提取经大孔吸附树脂分离提取效率最高(2 。0 0 % ) ;

    Results The highest extract rate(2.00%) was got through the method of continuous distillation, then seperating different parts by adsorbent resin.

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  • 报道合成乳酸丁酯的新方法 ,乳酸和正丁醇为原料 ,在甲基磺酸催化下以亚硫酸镁水剂索氏提取器进行回流合成。

    The process is carried out by using Soxhlet set, as experiment unit, with methyl sulfonic acid as a catalyst and magnesium sulfite as dehydrating agent, giving 97.

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  • 报道合成乳酸丁酯的新方法 ,乳酸和正丁醇为原料 ,在甲基磺酸催化下以亚硫酸镁水剂索氏提取器进行回流合成。

    The process is carried out by using Soxhlet set, as experiment unit, with methyl sulfonic acid as a catalyst and magnesium sulfite as dehydrating agent, giving 97.

    youdao

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