Dye concentration (mg/l)

Ki (g mg-1 hour-1)

q (mg/g)

2>

10

18.52

2.78

0.996

20

40

3.87

0.998

30

66.66

5.62

0.998

40

41.66

12.19

0.987

50

71.43

12.50

0.994