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. 2020 Apr 8;10(24):14262–14273. doi: 10.1039/d0ra01245a

Thermodynamic parameters for the adsorption of MB and aniline onto EFAC.

Isotherms Parameters MB Aniline
15 25 35 15 25 35
Langmuir q max 649.35 662.25 714.29 26.67 27.10 27.32
R L 0.1344 0.1795 0.1772 0.0242 0.0274 0.0296
R 2 0.9846 0.9850 0.9869 0.9953 0.9933 0.9955
Freundlich n 3.7509 4.5704 4.5704 2.1079 2.1872 2.2109
K F 9.3924 10.5066 10.5066 1.3038 1.3818 1.4147
R 2 0.9599 0.9756 0.9856 0.9818 0.9791 0.9772
Tempkin b 196.13 162.74 162.74 11.566 11.503 11.574
A 2.5341 5.1582 5.1582 0.6368 0.6911 0.7145
R 2 0.9767 0.9687 0.9687 0.9790 0.9721 0.9738
Dubinin–Radushkevich q max 477.71 480.97 464.38 19.58 16.20 16.54
E 1581.1 3535.5 7453.6 100.00 353.55 408.25
R 2 0.8455 0.8146 0.7037 0.8509 0.7043 0.7067