. 2017 Apr 19;9(18):15566–15576. doi: 10.1021/acsami.7b04181

Table 1. Parameters of Pseudo-First-Order and Pseudo-Second-Order Kinetics for the Adsorption of Phenol Red on the OSNP.

kinetic models	Q_e	K₁	K₂	R²
pseudo-first-order	87.24 mg/g (0.23 mmol/g)	0.19 min^–1		0.9597
pseudo-second-order	83.21 mg/g (0.22 mmol/g)		0.0033 g/mg min (1.24 g/mmol min)	0.9959