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. 2020 Mar 20;5(12):6651–6660. doi: 10.1021/acsomega.9b04438

Table 2. Isotherm Parameters for Cr(VI) Adsorption onto PPy/MLS at 25, 35, and 45 °C.

  Langmuir model
 Freundlich model
T (K) b Qm R2 RL KF 1/n R2
298 0.590 343.64 0.999 0.0635 176.23 0.141 0.825
308 1.125 389.11 0.999 0.0175 263.94 0.093 0.837
318 2.178 429.18 0.999 0.00608 295.62 0.092 0.789