HONG HUYEN, Chu Thi; THI HONG, Nguyen; THU HUYEN, Nguyen. Study On Factors Affecting the Adsorption Performance of Municipal Solid Waste-Derived Biochar for Pb²⁺ And Cr⁶⁺ Removal from Aqueous Solutions. Engineering And Technology Journal, [S. l.], v. 11, n. 06, p. 10768–10673, 2026. DOI: 10.47191/etj/v11i06.52. Disponível em: https://www.everant.org/index.php/etj/article/view/2923. Acesso em: 28 sep. 2026.