. 2024 Jul 18;25(14):7871. doi: 10.3390/ijms25147871

Table 3.

Kinetic parameters based on the intra-particle diffusion equation for the sorption of DCH onto P, PB₁, PB₂ and PB₃ microparticles.

	P	PB₁	PB₂	PB₃
k_i,1 (mg/g·min^1/2) ^a	9.179	14.588	14.052	13.388
I₁ ^b	2.584	13.015	10.043	5.972
R^{2 c}	0.950	0.963	0.970	0.978
k_i,2 (mg/g·min^1/2) ^d	2.461	2.675	2.525	2.783
I₂ ^e	59.845	109.782	104.995	94.257
R^{2 c}	0.884	0.910	0.926	0.910

^a k_i1 is the intra-particle diffusion rate constant for the first stage; ^b I₁ is the constant for the first stage; ^c R² is the correlation coefficient; ^d k_i2 is the intra-particle diffusion rate constant for the second stage; ^e I₂ is the constant for the second stage.