supercritical fluid chromatography (SFC)
A separation technique in which the mobile phase is a fluid above and relatively close to its critical temperature and pressure. In general the terms and definitions used in gas or liquid chromatography are equally applicable to supercritical fluid chromatography.
PAC, 1993, 65, 819. 'Nomenclature for chromatography (IUPAC Recommendations 1993)' on page 825 (