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Table 2

Parameters of the intraparticle diffusion model for adsorption of the CV dye onto the CWMS

Initial CV concentration (mg/L)Intraparticle diffusion model
kint,1 (mg g−1 min−0.5)C1 (mg/g)R12kint,2 (mg g−1 min−0.5)C2 (mg/g)R22kint,3 (mg g−1 min−0.5)C3 (mg/g)R32
20 7.9453 −13.264 0.9953 8.6609 −15.277 0.9861 3.8478 38.511 0.8992 
40 6.2845 70.62 0.7237 17.782 −5.4144 0.9864 2.6373 152.49 0.9116 
60 2.1947 180.26 0.9831 16.334 82.206 0.9435 5.4856 205.77 0.9572 
80 5.08 269.9 0.9995 19.838 180.79 0,9634 0.9972 370.65 0.9175 
100 3.8135 374.08 0.9266 20.102 278.13 0.9586 0.3022 477.26 0.8879 
Initial CV concentration (mg/L)Intraparticle diffusion model
kint,1 (mg g−1 min−0.5)C1 (mg/g)R12kint,2 (mg g−1 min−0.5)C2 (mg/g)R22kint,3 (mg g−1 min−0.5)C3 (mg/g)R32
20 7.9453 −13.264 0.9953 8.6609 −15.277 0.9861 3.8478 38.511 0.8992 
40 6.2845 70.62 0.7237 17.782 −5.4144 0.9864 2.6373 152.49 0.9116 
60 2.1947 180.26 0.9831 16.334 82.206 0.9435 5.4856 205.77 0.9572 
80 5.08 269.9 0.9995 19.838 180.79 0,9634 0.9972 370.65 0.9175 
100 3.8135 374.08 0.9266 20.102 278.13 0.9586 0.3022 477.26 0.8879 
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