Table 2 The parameters of the adsorption isotherms of Pb(II) adsorption on JPB.

From: A promising and cost-effective biochar adsorbent derived from jujube pit for the removal of Pb(II) from aqueous solution

Model

Parameter

Value

Langmuir

KL

0.003629

qm (mg/g)

192.0

R2

0.3172

Freundlich

KF

0.7460

qm (mg/g)

137.1

R2

0.9846

Tempkin

KT (L/mg)

0.0592

BT

33.71

R2

0.9249

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