Khangwichian, W. , Pattamasewe, S. , Leesing, R. , Knijnenburg, J.T.N. and Ngernyen, Y. 2022. Adsorption of cationic dye on activated carbon from hydrolyzed Dipterocarpus alatus leaves: Waste from biodiesel production. Engineering and Applied Science Research. 49, 4 (Mar. 2022), 531–544.