BELSORP-mini Ⅱ is a compact, precision instrument for measuring surface area and pore size distribution by the volumetric gas adsorption technique. Our new patented AFSM™ method for the measurement of dead volume enables the BELSORP-miniⅡ to achieve the highest accuracy and repeatability. Powerful and easy to use software “BEL Master™” makes the BELSORP-miniⅡ ideal for both research and QC applications.