solvent-recovery column

  • 释义

    溶剂回收柱

数据更新时间:2026-04-19 16:27:11
1、

The oxygen containing components are obtained from Gudong Crude oil of Shengli by solvent extraction and separated into acidic and other components chromatographically on silica gel column.

用溶剂萃取法从胜利孤东原油中萃取、浓缩出含有机酸的活性组分,用柱色谱分离成窄馏分并进行了波谱鉴定。

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2、

A wide bore HP-fast GC residual solvent column was performed, and the effects of the equilibrium temperature and equilibrium time on the determination of ethyl acetate were studied.

试验采用大口径HP-快速GC残留溶剂柱为分离柱,对顶空平衡温度、平衡时间对残留有机溶剂乙酸乙酯测定的影响进行了分析研究。

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3、

The results showed that the relative volatility of ethanol-water azeotropic mixture increased obviously as solvent ratio increased and the slop cut of water-glycol lasted a very short time during which the temperature at the top of the column rose sharply.

实验得出,乙醇水体系的相对挥发度随溶剂比的增加而显著增大,水乙二醇过渡馏分段持续时间很短,在该段时间会出现塔顶温度急剧跃升的现象;

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4、

The targets of this method is benzene, toluene, xylene ( three isomeric), styrene. It sampling on carbon tube, solvent desorbed or indirect thermal desorption and acked column gas chromatography to determination of aromatic hydrocarbon.

该方法主要检测的目标化合物包括苯、甲苯、二甲苯(三种异构体)、苯乙烯,采用活性炭采样,并使用二硫化碳溶剂解吸或间接热解吸的方法,配合填充柱气相色谱法分析。

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5、

Design of Solvent Treating Column for Butadiene Plant

丁二烯装置溶剂精制塔的设计

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