PERCOBAAN PENDAHULUAN PERBANDINGAN DAYA SERAP UNSUR MINOR DALAM LARUTAN NATRIUM SILIKAT[Preliminary Comparative Study on the Adsorption of Minor Elements in Sodium Silicate Solution] - Felix Firdiyono; Murni Handayani; Eko Sulistiyono; Iwan Dwi Antoro (National Research and Innovation Agency (BRIN), 2012)