counter-current separation

基本解释

This thesis focused on evaluation of the antioxidant activities and the counter-current chromatographic separation of bioactive components from R. cordifolia.
论文对茜草中的主要活性成分进行了逆流色谱分离及其抗氧化作用研究。
Preparative high-speed counter-current chromatography (HSCCC) was used for the separation of calycosin and formononetin from the ethyl acetate extract of Astragalus membranaceus Bge.
采用高速逆流色谱法（HSCCC），以正己烷氯仿甲醇水组成二相系统作为固定相与流动相，对黄芪的乙酸乙酯粗提物进行了分离纯化。
Extractive acid used as the continuous phase, the separation ofm-chloroaniline and p-chloroaniline is carried out by continuous counter-current dissociation extraction in a filling power equipment.
以萃取酸为连续相，应用填料塔设备对间氯苯胺及对氯苯胺混合物进行连续解离萃取以提纯间氯苯胺。