Figure 6

(A) Experimental maximum adsorption isotherm of C.R by Fe3O4@BTCA, (B) Langmuir adsorption isotherm, (C) Freundlich adsorption isotherm of C.R dye on Fe3O4@BTCA, (D) Experimental adsorption capacity with time, (E) Pseudo-first-order, (F) Pseudo-second-order kinetic plot, (G) UV-Vis spectra of C.R dye with increasing time, (H) Kinetic plot of C.R dye, (I) Percentage color removal of C.R dye with time.