Utilisation of Exhausted Coffee Husk as Low-Cost Bio-Sorbent for Adsorption of Pb2

• Published in: Tropical life sciences research Vol. 33; no. 3; pp. 229 - 252
• Main Authors: Rusnam, Rusnam, Puari, Aninda Tifani, Yanti, Nika Rahma, Efrizal, Efrizal
• Format: Journal Article
• Language: English
• Published: Penerbit Universiti Sains Malaysia 01.09.2022

This study utilised a bio-sorbent from exhausted coffee husk (ECHBS) for the removal of ion Pb2+ from an aqueous solution. Four different activation methods were conducted by chemical activation with KOH, H3PO4, ZnCl2, and without chemical activation. In addition, the influence of process parameters...