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Table 2 Analyzed isotherm parameters for the adsorption of Cd2+, Pd2+ and Cr3+ on to Co-DPA

From: Adsorptive removal of heavy metals from wastewater using Cobalt-diphenylamine (Co-DPA) complex

Isotherm model

Adsorbate

Cd

Pb

Cr

Langmuir

   

 qm (mg/g)

0.1604

0..557

0.453

 kL(L/mg)

0.4125

0.032

0.078

 RL

0.1081

0.6098

0.379

 R2

0.8757

0.95797

0.99269

Freundlich

 

 N

1.795

1.227

1.416

 KF(L/g)

0.04313

0.02023

0.039

 R2

0.96056

0.99799

0.99885

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BMC Chemistry

ISSN: 2661-801X

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