Table 7 Nonlinear equilibrium constants for the adsorption of basic yellow 28 dye onto ZM650 and ZM850.

From: Efficient removal of basic yellow 28 dye from water using facilely synthesized ZnO and Mg3B2O6 nanostructures

Adsorbent

Langmuir

Freundlich

Qmax

(mg/g)

R2

K3

(L/mg)

χ2

K4

(mg/g)(L/mg)1/n

Qmax

(mg/g)

1/n

R2

χ2

ZM650

391.75

0.9552

0.3681

584.48

169.88

458.18

0.1873

0.7059

3834.65

ZM850

313.98

0.9641

0.1491

233.83

112,19

336.06

0.2073

0.7422

168.04

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