ADSORPTION STUDIES OF RHODAMINE B DYE FROM AQUEOUS SOLUTION USING ALKALINE MODIFIED BIOCHAR & NON MODIFIED BIOCHAR OBTAINED FROM THE PYROLYSIS OF MUNICIPAL SOLID WASTE. FJS [Internet]. 2021 Nov. 3 [cited 2025 Sep. 17];5(3):334-41. Available from: http://162.254.38.185/index.php/fjs/article/view/758