Effect of activated carbon in PSF-PEI-Ag symmetric membraneKhairul Anwar Mohamad Said, Genevieve Gadung George, Nurul Ain Mohamed Alipah, Nor Zakirah Ismail and Ramizah Liyana Jama’inMATEC Web Conf., 87 (2017) 03008DOI: https://doi.org/10.1051/matecconf/20178703008