“Characterization of Cassava (Manihot esculenta Crantz) Peel Activated Carbon based on Impregnation Ratio and Activation Temperature: Karakterisasi Karbon Aktif Kulit Singkong (Manihot esculenta Crantz) Berdasarkan Rasio Impregnasi dan Suhu Aktivasi” (2022) Stannum : Jurnal Sains dan Terapan Kimia, 4(1), pp. 19–26. doi:10.33019/jstk.v4i1.2533.