Skip to main content
. 2020 Sep 30;10:16126. doi: 10.1038/s41598-020-72845-3

Table 3.

Constants for adsorption isotherm models.

Temperature (K) Qexp (mg g-1) Langmuir model Freundlich model DKR model
kl (L mg−1) Qm,cal (mg g−1) R2 kf ((L mg−1)1/n mg g−1) n R2 Qm,cal (mg g−1) Β (mol2 J−2) E (kJ mol−1) R2
288.15 10.58 0.062 12.55 0.996 1.62 2.30 0.982 26.31 − 5.84 × 10–9 9.249 0.997
298.15 9.02 0.057 10.56 0.996 1.29 2.26 0.980 22.84 − 5.70 × 10–9 9.363 0.997
308.15 7.22 0.052 8.57 0.996 0.97 2.20 0.979 18.81 − 5.54 × 10–9 9.500 0.997