Rashid, A.H., Hatem, M.I., Ahmad, M.S. and Othman, M.H.D. 2014. A Morphological Study of Poly (Vinylidene Fluoride) Pvdf Membranes: In Perspective of Membrane Pervaporation Process. ASEAN Journal of Chemical Engineering. 14, 2 (Jun. 2014), 38-47.