Journal of Chemistry / 2018 / Article / Tab 5

Research Article

New Sustainable Biosorbent Based on Recycled Deoiled Carob Seeds: Optimization of Heavy Metals Remediation

Table 5

Model isotherm constants for the biosorption of Cd(II) and Co(II) biosorption onto Raw-seeds, HCl-seeds, and NaOH-seeds.

IsothermsParametersRaw-seedsHCl-seedsNaOH-seeds
Cd(II)Co(II)Cd(II)Co(II)Cd(II)Co(II)

Langmuirqm (mg/g)34.8524.7414.087.6549.1128.18
KL (L/mg)0.0820.0540.0210.0860.1501.100
r20.9960.9970.9920.9990.9990.993

FreundlichN5.1765.8903.35212.0824.5646.091
KF (mg1-1/n/g/Ln)12.619.472.4013.9717.534.68
r20.9880.9940.9880.9990.9910.973

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