Table 4 Comparison of maximum adsorption capacity for IC dye on some adsorbents

Carbonaceous material (tea waste)

20

This work

Dried cola nut shell activated with KOH

13

[48]

Brazil nut shells

1.1

[34]

Acacia nilotica (babool) sawdust activated carbon

4.8

[49]

Cellulosic waste of citrus reticulate peels by formaldehyde

15

[50]

Carbonaceous material from pyrolysis of sewage sludge

93

[51]

Commercial activated carbon

79

[52]