extraction-separation method的意思|示意

This review is concerned with the steroidal saponins' extraction and separation and the research method of their structure, for developing and utilizing natural steroidal saponins.

本文就甾体皂苷的提取分离及结构研究方法作一综述，为进一步开发利用甾体皂苷药用植物资源提供参考。

A method for determining mercury (Hg) in reprocessing process was investigated with separation by dithizone extraction and determination by cold atomic fluorescence spectrometry.

本工作建立了双硫腙萃取分离，冷原子荧光光谱法测定后处理工艺中汞的方法。

A method for the spectrophotometric determination of trace Cu 2+ with flow injection liquid liquid extraction separation and pre concentration was developed.

用自制的分相器与流动注射仪联用，对有机相析出液- 液萃取光度法测定微量铜的流路参数和操作程序进行优化。

To research removal effect of free fatty acid in separation process, two-step separation method was adopted in supercritical CO2 extraction of sea buckthorn oil.

在沙棘油超临界CO_2萃取试验中采用两级分离的方法研究了脱酸效果。

Rhubarb is a commonly used Chinese medicinal herb. In order to obtain its active ingredients extraction and separation were performed with chemical method.

大黄为常用中药，对其有效成分应用化学方法进行提取和分离。

The method of determining the mineral oil content in the oil sand with weight was recommended. As two committed steps, extraction and separation of mineral oil were discussed.

介绍了用重量法测定油砂中矿物油含量的方法，并且对测定的两个关键步骤即油砂中油的萃取以及矿物油的分离进行了重点讨论。