Rizky, Muhammad, Alimuddin Alimuddin, & Aman Sentosa Panggabean. " The Manufacturing Of Silica Gel From Cane Pulp Cinders (Saccharum Officinarum) And The Application For Adsorption Cu (Ii) Ion." JURNAL KIMIA MULAWARMAN [Online], 20.1 (2022): 23-30. Web. 29 Mar. 2024