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. 2024 Mar 18;14(13):8990–9002. doi: 10.1039/d4ra00364k

Kinetic parameters of Pb(ii) adsorption onto g-C3N4/Fe3O4/UiO-66-COOH.

Kinetic models R 2 K q e (mg g−1)
Pseudo-first-order 0.8037 0.0245 (L min−1) 25.03
Pseudo-second-order 0.9998 0.0034 (g mg−1 min−1) 192.30
Intra-particle diffuse R 1 = 0.9992 K 1 = 14.26 (mg g−1 min−1/2) C 1 = 117.8
R 2 = 0.9270 K 2 = 1.989 (mg g−1 min−1/2) C 2 = 175.12