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. 2019 May 9;9(25):14531–14543. doi: 10.1039/c9ra01666j

Langmuir and Freundlich adsorption parameters for BPA removal using PPY/PANI.

T (K) q o (mg g−1) Langmuir isotherm Freundlich isotherm
b (L mg−1) R L R 2 K F (mg g−1) 1/n R 2
298 400 0.012 0.27 0.998 13.3 0.570 0.954
308 455 0.021 0.16 0.999 23.4 0.536 0.948
318 526 0.026 0.10 0.999 56.4 0.396 0.964