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. 2023 Dec 2;9(12):e23180. doi: 10.1016/j.heliyon.2023.e23180

Table 2.

Constant parameters of pseudo-first-order and pseudo-second-order for adsorption of MB and TER on 10 mg of MSNPs–PMATBAE–COOH at pH 3, 298 K and 200 rpm.

MB Pseudo-first-order qe (mg•g−1) 4.73
k1 (min−1) 0.01941
R2 0.55417
Pseudo-second-order qe (mg•g−1) 183.09
k2 (g.g−1•min−1) 0.00224
R2 0.99786
TER Pseudo-first-order qe (mg•g−1) 5.69
k1 (min−1) 0.03249
R2 0.74187
Pseudo-second-order qe (mg•g−1) 122.59
k2 (g.g−1•min−1) 0.00078
R2 0.98738