liquid–liquid extraction pressurised-fluid extraction pressurised liquid extraction PSE The process of transferring a dissolved substance from one liquid phase to another (immiscible or partially miscible) liquid phase in contact with it using solvents at elevated temperature (50–200 °C) and pressure (7–20 MPa). pressurized-fluid extraction CHMO:0001604 pressurized solvent extraction pressurised fluid extraction pressurized-solvent extraction accelerated solvent extraction pressurized liquid extraction pressurised-liquid extraction PFE pressurised solvent extraction accelerated-solvent extraction pressurized-liquid extraction PLE pressurized fluid extraction pressurised-solvent extraction