Table 4 Thermodynamic parameters for COD removal on NHDC.

From: Removal of hydrocarbon pollutants from refinery wastewater using N-hexadecylchitosan as an efficient adsorptive platform

Adsorbent

Temp (K)

KL

△G°(KJ/mol)

△H°(KJ/mol)

△S°(J/K.mol)

R2

NHDC

298

1.087793

 −0.208489032

1.022392848

29.22387628

0.9995

313

1.276154

 −0.634568967

333

1.559955

 −1.231059961

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