countercurrent

The primary technology processes are many scales of countercurrent extraction, vacuum concentration, a drop purification and vacuum drying in low temperature.

工艺主要流程为茶汤预处理后的多级逆流萃取、真空浓缩、纯化沉析、低温真空干燥。

The application of capillary electrophoresis(CE) in solvent system selection for high speed countercurrent chromatography was studied in this paper.

对高效毛细管电泳在高速逆流色谱溶剂系统选择过程的应用进行了研究。