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Table 4 Isotherm parameters calculated from the graphs

From: Adsorptive removal of malachite green dye from aqueous solution onto activated carbon of Catha edulis stem as a low cost bio-adsorbent

Isotherm R2 Estimated isotherm parameters
Langmuir 0.98172 qm=5.620 mg/g, b = 1.02
Freundlich 0.98596 Kf = 2.3 mg/g; n = 2.57