Adsorption of Lead, manganese, and copper onto biochar in landfill leachate: implication of non-linear regression analysis

Table 3 Parameters of the Langmuir isotherm for adsorption of Pb, Mn and Cu onto BC in landfill leachate

Langmuir isotherm-type 1	Pb		Mn		Cu
Langmuir isotherm-type 1	PWB	CWB	PWB	CWB	PWB	CWB
q_m (mg g⁻¹)	0.44	−0.22	5.60	−0.65	5.90	−0.21
b (L mg⁻¹)	3.22	−0.46	0.05	−0.12	0.04	−0.37
R²	0.985	0.965	0.993	0.944	0.994	0.944
R_L	0.14	8.86	0.70	23.05	0.92	18.28
SSE	0.016	0.364	0.045	9.593	0.008	0.842

ISSN: 2468-2039