FABRICATION AND CHARACTERIZATION OF PVDF POLY (VINYLIDENE FLUORIDE)-MEMBRANES USING DIMETHYL SULFOXIDE (DMSO): OPTIMIZING POLYMER CONCENTRATIONS FOR METHYLENE BLUE REMOVAL AND WASTEWATER TREATMENT. PJS [Internet]. 2025 Jun. 15 [cited 2026 Feb. 16];77(2):227-33. Available from: https://paas-pk.org/index.php/pjs/article/view/1465