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Table 5 Kinetic parameters and constants

From: Characterization of pulverized Marula seed husk and its potential for the sequestration of methylene blue from aqueous solution

Parameter 1.25 g/L 2.5 g/L
Pseudo first order
 R2 0.95 0.79
 qe 4.86 2.65
 K1 0.0193 0.0298
Pseudo second order
 R2 1.00 0.999
 qe 6.15 30.03
 K2 0.56 0.01
Elovich
 R2 0.91 0.87
 β 0.717 6.23
 α 10.13 65.57