CHITOSAN-ASSISTED SOIL WASHING: INFLUENCE OF CONCENTRATION AND LIQUID-TO-SOLID RATIO ON HEAVY METAL REMOVAL. PANGEEA, [S. l.], v. 25, n. 1, p. 51–57, 2026. DOI: 10.29302/Pangeea25.07. Disponível em: https://pangeea.uab.ro/index.php/pangeea/article/view/505. Acesso em: 2 may. 2026.