Profile: Coretest Systems, Inc. specializes in manufacturing core analysis equipment and components for the oil and gas industry. Our products include rock-water interaction, fluid flow systems, trace migration and environmental mineral dissolution & fluid flow systems. We provide AP-608 automated permeameter-porosimeter for performing automated permeability and porosity tests at confining pressures up to 9950 psi over a wide permeability range. It uses a pressure decay technique to determine klinkenberg-corrected permeabilities, slip and turbulence correction factors, ideal for tight rocks.