Table 2 Freundlich adsorption isotherm constants and characteristics derived from bensulfuron-methyl and its complexes with β-CD and 2-HP-β-CD.

From: The mechanism of bensulfuron-methyl complexation with β-cyclodextrin and 2-hydroxypropyl-β-cyclodextrin and effect on soil adsorption and bio-activity

Materials

Kf c(mg1−nLnkg−1)a

Nc

R2

BSMb

9.63 ± 2.12

0.59

0.9816

BSM/β-CD complex

1.77 ± 0.89

0.57

0.9940

BSM/2-HP-β-CD complex

1.69 ± 0.75

0.73

0.9999

  1. aMean values ± SD of three replicates.
  2. bBSM: bensulfuron-methyl.
  3. cKf and N represent the binding constants and the isotherm nonlinearity index, respectively.
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