Table 8 Constants of external and pore diffusion models.

From: Engineering novel ceramic metal borates containing carbon for efficient sequestration of Toluidine Blue O from wastewater

Sample

External diffusion model

Pore diffusion model

Kext (1/min)

R2

γ (mg/g.min)

Ko (g/mg.min)

R2

AFB500

0.06392 ± 0.00000304

0.9999

0.46653 ± 0.05241

328.58 ± 56.99

0.9514

AFB700

0.04972 ± 0.00000453

0.9999

0.47475 ± 0.04725

560.34 ± 94.72

0.9434

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