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Electronic Journal of Biotechnology ISSN: 0717-3458
  © 2009 by Universidad Católica de Valparaíso -- Chile
Vol. 12 No. 4, Issue of December 15, 2009
 

Table 1. Pseudo-first and pseudo-second-order constants and values of R2 for MG adsorption to wood adsorbent.



qe, exp

(mg g-1)

First order

Second order

q1,cal

(mg g-1)

k1

(min-1)

R2

q2,cal

(mg g-1)

k2

(g mg-1 min-1)

u

(mg g-1 min-1)

t1/2

(min)

r

36.0

11.98

0.022

0.85

36.38

0.0064

8.52

4.29

0.999

 


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