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. 2022 Dec 16;12(55):36046–36062. doi: 10.1039/d2ra07214a

Parameters obtained through fitting (cal) of the experimental kinetic data (exp) with the pseudo-second order (PSO) kinetic model for Pd adsorption with CPd = 250 mg L−1 on 3MPPA20, 3MPPA50, 3MPPA100 and 3MPPA150.

Parameter 3MPPA20 3MPPA50 3MPPA100 3MPPA150
0.9 # per nm2 1.3 # per nm2 1.4 # per nm2 1.9 # per nm2
q e,exp (mg g−1) 39.0 ± 1.4 53.0 ± 0.8 64.6 ± 0.3 68.8 ± 1.4
q e,calc (mg g−1) 37.6 ± 1.0 52.1 ± 1.0 64.0 ± 0.7 69.3 ± 0.3
k 2 (g mg−1 min−1) 0.030 ± 0.011 0.023 ± 0.006 0.032 ± 0.007 0.031 ± 0.003
R 2 0.9971 0.9984 0.9996 0.9999
χ 2 1.715 1.494 0.680 0.135