Table 4 Isotherm parameters of diesel oil adsorbed by SPRH at 25 °C.

From: Oil removal from wastewater with biomass-derived hydrochars laboratory insights

Langmuir model

Freundlich model

Temkin model

qmax

KL

R2

KF

n

R2

bT

KT

R2

182.26 mg·g− 1

0.0163

0.9898

29.3307

3.25

0.8159

56.0661

0.1584

0.8899