Table 11 Intraparticle diffusion and Boyd kinetic model parameters of HC adsorbent.

From: Adsorptive potential of hydrochar produced from avocado waste biomass for the sequestration of Alizarin red S dye from aquatic environment

Models

Parameters

ARS dye concentration (mg/L)

50

100

150

200

250

Intraparticle diffusion

kp (mg/(g.min(1/2))

2.07

4.9994

7.8619

10.577

13.894

C

10.902

14.863

15.99

15.765

5.0417

R2

0.7453

0.7409

0.749

0.7485

0.7722

Boyd

B

0.077

0.091

0.077

0.101

0.120

R2

0.732

0.747

0.742

0.773

0.7986

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