Chapter 2. Chromatography Liquid vs Gas Adsorption vs Partition Analytical vs Preparative Plane vs Column Sample Mixer Tubing Mixer Pumps Pumps Injection valve Column Buffers/ solutions Fraction collector UV/Vis absorbance Continuous flow elution or isocratic elution - Applied to partition chromatography Batch flow elution - Applied to adsorption chromatography - Stepwise increase of buffer B (e..