Fig. 5. (a) Water fluxes and (b) rejections of PIP-TMC, NF-SS, and NF-SH active layers for different salt aqueous solution of 2000 ppm at 25 °C and 6 bar; (c) pore size distribution profiles of PIP-TMC, NF-SS, and NF-SH; (d) water contact angles of different NF samples; (e) zeta potentials of PIP-TMC, NF-SS, and NF-SH active layers with increasing pH values.
