Surface Modification of PES Hollow Fiber Membranes using Iron Oxide Particles for Water Treatment: Does Particle Size Really Matter? Mal. J. Fund. Appl. Sci. [Internet]. 2021 Oct. 30 [cited 2026 Sep. 23];17(5):621-35. Available from: https://mjfas.utm.my/index.php/mjfas/article/view/2360