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. 2024 Apr 22;31(22):32282–32300. doi: 10.1007/s11356-024-33406-7

Table 5.

Adsorption equilibrium isotherms parameters (pH 5, T = 25 °C, and an adsorbent loading of 10 g/L)

Isotherm Parameters Efavirenz Nevirapine
Langmuir KL (L/mg) 0.21 0.48
qm (mg/g) 1.71 1.52
R2 0.79 0.80
Freundlich KF (L/g) 0.31 0.44
n 1.85 2.07
R2 0.99 0.95