290
Waste materials
Dye removed
Sorption capacity [mg/g] References
Pith
Banana pith
Direct red
5.92
Namasivayam et al. (1998)
Acid brilliant blue
4.42
Egyptian bagasse pith
Basic blue 69
168
Ho and McKay (2003)
Acid blue 25
14.4
Basic blue 69
152 ± 5
Chen et al. (2001)
Acid red 114
20.0 ± 0.5
Acid blue 25
17.5 ± 0.5
Basic red 22
75 ± 2
Coir pith
Acid violet
1.6
Namasivayam et al.
(2001a)
Acid brilliant blue
16.6
Rhodamine B
203.2
Rhodamine B
2.56
Namasivayam et al.
(2001b)
Acid violet
8.06
Husk
Rice husk
Basic red 2
838
McKay et al. (1999)
Basic blue 9
312
Table 11.2
(continued)
A. Wołowicz and M. Wawrzkiewicz