Abstract: A system and process for determining and analyzing surface property parameters of a substance based on kinetic method is provided. The system comprises a sample processing system and a detection system. The sample processing system includes a reactor (3), a collector for liquid to be tested (5), and a container for liquid to be tested (6). The detection system includes a detecting electrode (13), a concentration and activity operator, a kinetic data processor, a surface property operation module, and a result output module. The process comprises: having the substance to be tested to be treated with an electrolyte solution, measuring activity of liquid to be tested upon reaction at a pre-set time interval, and processing with the kinetic data processor and the surface property operation module, so as to obtain surface property parameters of the substance to be tested.

Abstract: A method for measuring surface property parameters of a material comprises: performing saturation processing on a surface of a material; mixing the material which has been processed by saturation with an indicating electrolyte solution; after the mixture solution achieves an balance by ion exchange, measuring the balanced concentration values of positive ions of the indicating electrolyte and H+ in the mixture solution; according to the balanced concentration values of positive ions of the indicating electrolyte, calculating surface potential of the material; and according to the surface potential of the material, calculating specific surface area and surface charge density of the material; according to surface charge density of the material, calculating surface electric field intensity; according to surface charge density and specific surface area of the material, calculating total surface charge of the material. A system for measuring surface property parameters of a material can be based on the method.

Abstract: A system and process for determining and analyzing surface property parameters of a substance based on kinetic method is provided. The system comprises a sample processing system and a detection system. The sample processing system includes a reactor (3), a collector for liquid to be tested (5), and a container for liquid to be tested (6). The detection system includes a detecting electrode (13), a concentration and activity operator, a kinetic data processor, a surface property operation module, and a result output module. The process comprises: having the substance to be tested to be treated with an electrolyte solution, measuring activity of liquid to be tested upon reaction at a pre-set time interval, and processing with the kinetic data processor and the surface property operation module, so as to obtain surface property parameters of the substance to be tested.

Abstract: A universal method for jointly measuring surface property parameters of a material comprises the following steps: performing saturation processing on a surface of a material to be measured; mixing the material to be measured which has been processed by saturation with an indicating electrolyte solution; after the mixture solution achieves an balance by ion exchange, measuring the balanced concentration values of positive ions of the indicating electrolyte and H+ in the mixture solution; according to the balanced concentration values of positive ions of the indicating electrolyte, calculating surface potential of the material; and according to the surface potential of the material, calculating specific surface area and surface charge density of the material; according to surface charge density of the material, calculating surface electric field intensity; according to surface charge density and specific surface area of the material, calculating total surface charge of the material.