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. 2020 Jun 25;7:100976. doi: 10.1016/j.mex.2020.100976

Table 5.

Isotherm models parameters for the sorption of Cu2+ onto CS-nZVI.

Freundlich Parameters Langmuir Parameters
kF 12.5401 Qmax (mgg−1) 90.0901
1/nF 0.5457 KL (Lmg−1) 0.1563
nF 1.8325 RL 0.3591
R2 0.963 R2 0.9752
qe, exp 63.78 qe, exp 63.78
qe, cal 68.4783 qe, cal 70.1066
SSE 22.074 SSE 40.0259
X2 0.3224 X2 0.5709
Δq 1.8416 Δq 2.4799