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Table 3 Isotherm parameters of PO adsorption in MRS, MCS, MOT, and MGW based on Freundlich and Langmuir models

From: Enhanced phosphate adsorption and desorption characteristics of MgO-modified biochars prepared via direct co-pyrolysis of MgO and raw materials

 

Langmuir

Freundlich

 

Qm (mg/g)

KL (L/mg)

R2

n

Kf

R2

MRS

167.290

0.039

0.911

3.296

27.96154

0.905

MCS

72.485

0.038

0.972

3.816

14.05847

0.930

MOT

69.860

0.025

0.975

3.430

10.85208

0.940

MGW

82.906

0.105

0.981

4.457

22.23913

0.900