extraction column

An activity component was isolated from the culture of Streptomyces sp. by solvent extraction and column chromatography, and it was identified as antimycin A2 by structure elucidation.

从稀有放线菌7310菌株（Streptomyces sp.）的发酵菌丝中经溶媒萃取和硅胶柱层析初步分离出来一种活性成分，经结构鉴定为抑菌霉素（antimycins）的A2组份。

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Investigating extraction method with organic reagent, we use adsorb resin column to extract soybean saponin.

考察了大豆皂甙的有机溶剂提取方法, 建立了吸附层析提取大豆皂甙的方法.

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Estimation of Dispersed Phase Holdup in the Reciprocating Plate Extraction Column from Pressure Drop Measurements

压降法测量往复振动筛板萃取柱内分散相的滞存率

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Enrichment factors for five arom atic compounds in water were 34～85 times with OV-1 extraction column.

采用OV1萃取柱,对水样中的5种芳烃的富集倍数为34～85.

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Silica gel column chromatography and solvent extraction were used to separate grease and abradant in a kind of excellent polishing paste for plastics, respectively.

分别采用硅胶柱色谱法和溶剂抽提，分离优质塑料抛光膏中的油脂和磨料部分。

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Gas-agitation contactmass transfer in extraction column, and it has different effects on packed and spray columns.

在填料塔和喷洒塔中,气体搅动对萃取塔性能的影响有很大的差异.

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Three active compounds were isolated from the marine bryozoan Bugula neritina living in the South China Sea by bioassay-guiding isolation method with a combination of extraction with suitable solvent and multiple column chromatography ( Sephadex LH-20, ODS and preparative HPLC).

以中国南海海域大量生长的总合草苔虫为原料，将化学分离和活性追踪相结合，经溶媒提取和多种层析方法（Sephadex LH-20，ODS，HPLC等）分离，得到3个活性单体。

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To improve the supercritical fluid liquid contact, a scourer rotor was used in the extraction cell, and the column was packed with Dixon ring.

为改善气液接触，萃取器内使用了转动不锈钢箔团，精馏柱内充填了Dixon环。

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Study on hydrodynamic characteristics of a pulsed sieve plate extraction column under large flow ratio conditions

大流比条件下脉冲筛板柱流体力学性能的研究

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Experimental study on packed extraction column agitated with air

空气搅动的填料萃取塔性能实验研究

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Discussions and Optimization of the Influence Factors on Running Term of the Second Extraction Column in the GPB Plant

影响丁二烯抽提装置第二萃取塔运行周期的因素探讨及优化

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Ten compounds and one sterol mixture were isolated from Serissa serissoides by various chromatographic methods such as silicon gel column chromatography, Sephadex LH-20, high speed countercurrent chromatography ( HSCCC), assistant with traditional methods like extraction and recrystalization.

采用硅胶柱层析、Sephadex LH-20凝胶柱层析、高速逆流色谱（HSCCC）等分离手段结合传统的萃取、重结晶等方法从白马骨的乙醇提取物中分离得到10个单体化合物和1个甾醇混合物。

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