Multicolumn countercurrent solvent gradient purification
Multicolumn countercurrent solvent gradient purification (MCSGP) is a form of chromatography that is used to separate or purify biomolecules from complex mixtures. It was developed at the Swiss Federal Institute of Technology Zürich by Aumann and Morbidelli.
Source: Wikipedia — Multicolumn countercurrent solvent gradient purification (CC BY-SA 4.0)