Tutuk Djoko Kusworo Department of Chemical Engineering, Diponegoro University Semarang, Central Java Indonesia
Budiyono Budiyono Department of Chemical Engineering, Diponegoro University Semarang, Central Java Indonesia
Ahmad Fauzi Ismail Advanced Membrane Research Technology Center (AMTEC) Faculty of Chemical and Natural Resources Engineering, Universiti Teknologi Malaysia Malaysia
Azeman Mustafa Advanced Membrane Research Technology Center (AMTEC) Faculty of Chemical and Natural Resources Engineering, Universiti Teknologi Malaysia Malaysia