International Journal of Analytical Chemistry / 2020 / Article / Tab 2

Research Article

Removal of Fluorescein Dye from Aqueous Solutions Using Natural and Chemically Treated Pine Sawdust

Table 2

Adsorption isotherm parameters for the FD removal by NPS and SPS.

Adsorption isotherm modelsParameterAdsorbent
NPSSPS

Langmuir modelqm (mg/g)0.4780.542
KL (L/mg)3.0531.304
RL0.0610.133
R20.9950.985

Freundlich modelKF (mg(1-1/n) g−1L1/n)0.2850.344
N1.8282.235
R20.9940.974

TemkinB (J/mol)0.1140.097
A (L/mg)14.09635.265
R20.9750.979

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