Wonglertarak , W. , Wichitsathian , B. and Yimrattanabavorn , J. 2023. Decolorization by Catalytic Ozonation USING Mn(II) Fe(II) and Fe(III). International Journal of Membrane Science and Technology. 10, 2 (Aug. 2023), 3738-3744. DOI:https://doi.org/10.15379/ijmst.v10i2.3225.