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. 2023 Apr 7;17(1):33. doi: 10.1186/s13065-023-00943-0

Table 2.

Parameters for MB adsorption by the hybrid containing carboxylic acid group according to various models

Langmuir isotherm constants Freundlich isotherm constants
Ks (mg/L) qm(mg/g) R2 χ2 KF (mg g−1)/(gL−1)1/n n R2 χ2
32.3 334 0.99 5.9 18 1.88 0.86 22.3