Mixed Cellulose Ester (MCE) hydrophilic membrane features low cost, low obstruction, high filtration speed. It is not resistant to organic solutions, strong alkalis or strong acids. MCE is suitable for use in the analysis of particles and insoluble oils in water solutions, sterilization filtration, particulate and bacterial filtration of gases, oils, beverages, wines and liquors, filtration of environmental water samples, testing of coliforms in water. Please leave a message on the order,Our default is 0.45um ,Or you can contact customer service