Study of Graft Copolymerization of Acrylic Acid Onto Nata De Coco and its Application as Microfiltration Membrane - Puspitasari, T; 1National Nuclear Energy Agency, Centre for the Application of Isotopes and Radiation Technology, P.O. BOX 7010 JKSKL, Jakarta 12070 (PPIKSN-BATAN, 2012)