PUTRI ANJANI, RIZKY. PENENTUAN MASSA DAN WAKTU KONTAK OPTIMUM ADSORPSI KARBONGRANULAR SEBAGAI ADSORBEN LOGAM BERAT Pb(II) DENGAN PESAINGION Na+DETERMINATION OF OPTIMUM MASS AND THE TIME CONTACT OF THEGRANULAR ACTIVATED CARBON ADSORPTION USED FOR ADSORBENTTO REMOVAL HEAVY METAL Pb(II) WITH COMPETITOR ION Na+. Unesa Journal of Chemistry, [S. l.], v. 3, n. 3, 2014. DOI: 10.26740/ujc.v3n3.p%p. Disponível em: https://ejournal.unesa.ac.id/index.php/unesa-journal-of-chemistry/article/view/9806. Acesso em: 14 dec. 2025.