Chromatography is an analytical technique that is used to separate mixtures by distributing the components of a mixture between a stationary phase and a mobile phase. Columns are used in various types ...

Gas chromatography is an innovative technique that uses an inert carrier gas for separating and quantitating vaporized compounds. It is based on principles similar to column permeation chromatography, ...

Equipment for gas chromatography, liquid chromatography and mass spectrometry is complex, with multiple subsystems that control the flow of sample analyte, carrier gas and solvent fluids. The ...