OOI S-L, ONG S-T. REMEDIATION OF LEAD (II) AND MALACHITE GREEN FROM AQUEOUS SOLUTION USING PALM OIL FRUIT FIBRE. Studia UBB Chemia [Internet]. 2019 Dec. 30 [cited 2024 Dec. 19];64(4):55-70. Available from: https://studia.reviste.ubbcluj.ro/index.php/chemia/article/view/7981