solvent extraction

[ˈsɔlvənt ɪkˈstrækʃən]
  • 释义

    溶剂提取;

数据更新时间:2025-11-14 09:23:03
1、

A method for isolating mitochondrial plasmid DNA from etiolated plant seedlings is described in this paper. This method does not need gradient ultra centrifugation and organic solvent extraction. The entire procedure can be finished in short time.

介绍了一种从植物材料中提取线粒体质粒DNA的方法,该方法不需要密度梯度离心和有机溶剂抽提,整个提取过程可在较短时间内完成。

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3、

These results also bring some new ideas into the traditional theories of solvent extraction salting-out effect.

对传统的溶剂萃取盐析效应提出了一些新的观点.

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4、

Batch recovery of solvent was 20 % higher than that of solvent extraction.

单批回收率较溶剂萃取法提高20%左右.

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5、

Methods gel superfine process was conducted by combining solvent extraction and separation with macroporous absorbent resin.

方法首先用溶剂萃取结合大孔吸附树脂分离,然后用硅胶柱精制提取.

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6、

Optimization of production can be realized by using the improved ethanediol solvent extraction process.

采用改进的乙二醇类溶剂抽提流程,可以达到优化生产的目的.

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7、

It is difficult to define the detection limits obtained by chelation-solvent extraction.

确定螯合 -- 溶剂萃取法所得到的检测限颇为困难.

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8、

Solvent extraction is accomplished by the addition of an immiscible solvent to the wastewater.

溶剂萃取是向废水中投加不溶于水的溶剂.

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9、

ObjectiveThe extraction technology of chlorogenic acid from Eucommia ulmoides leaf was studied with acetone as solvent.

目的研究以丙酮为溶剂提取杜仲叶绿原酸的最佳工艺条件.

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10、

Solvent extraction method was used to extract total flavonoids from toona sinensis leaves.

研究了溶剂法提取香椿叶总黄酮的工艺条件.

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11、

Daemonorops draco was studied by alcohol extraction, dissolution with acid water, alkalization and separation procedure with using chloroform ∶ methanol ( 19 ∶ 1) as developing solvent.

采用醇提、酸溶、碱化、萃取等步骤提取血竭中的血竭素,以氯仿甲醇(19∶1)为展开剂。

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12、

Application of solvent extraction process in tungsten hydrometallurgy is summarized.

概述了溶剂萃取技术在钨冶金方面的应用.

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13、

The oil yield of direct solvent extraction wasand that of prepress solvent extraction was 33.4 %.

压榨浸出法的提油率为33.4%,直接浸出法为26.1%,压榨浸出法提取的油脂其过氧化值比直接浸出法高26.09%.

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14、

The percentage of oil and water content in cake are suitable for solvent extraction.

榨出饼的含油率和水份适合于溶剂浸出.

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15、

It was observed that bound modified PP had an excellent weathering resistance and solvent extraction resistance.

从研究结果可以看出键合型聚丙烯不仅可行,而且耐候性和耐溶剂抽提性能非常优越.

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16、

In the solvent extraction of edible vegetable oils and pharmaceutical ingredients.

制造食用植物油萃取过程用之溶剂及医药原料.

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17、

The preparation of potassium sulfate with Solvent extraction studied. The technology conditions are determined by experiments.

提出了用溶剂萃取法制取硫酸钾的新工艺,并通过中试确定了工艺条件.

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18、

Extract pine nut oils pine nuts by solvent extraction, and test their physical and chemical characters.

通过浸出法制取松子油, 并进一步测定其理化性质.

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19、

Biomarks in the saturates were analyzed with GC-MS. Model compound experiments indicate that no chemical reactions occur during the CS_2/ NMP extraction between the solvent and sample extracted.

模型化合物的实验研究表明,超强溶剂CS2/NMP抽提是在温和的条件下进行的非化学降解过程,没有化学共价键的开裂。

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20、

This work has some referential for designing it by solvent extraction.

该项工作对溶剂萃取法精制湿法磷酸工艺设计,有一定的参考价值.

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