counter-current separation

基本解釋

This thesis focused on evaluation of the antioxidant activities and the counter-current chromatographic separation of bioactive components from R. cordifolia.
論文對茜草中的主要活性成分進行了逆流色譜分離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.
採用高速逆流色譜法（HSCCC），以正己烷氯倣甲醇水組成二相系統(tǒng)作爲固定相與流動相，對黃芪的乙酸乙酯粗提物進行了分離純化。
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.
以萃取酸爲連續(xù)相，應(yīng)用填料塔設(shè)備對間氯苯胺及對氯苯胺混郃物進行連續(xù)解離萃取以提純間氯苯胺。