Authors Biosorbent qt, mg/g
S.A. Abo-El-Enein [18] rice husk ash 158
Erdal Kenduzler [19] Amberlyst 36 88
Vijayaraghavan [20] Sargassum 20.2
Fuat Guzel [21] black carrot 5.003
Mustafa Tuzen [22] Pseudomonas aeruginosa 5.83
Present investigation Casuarina leaf powder 15.0797
Table 3: Lead uptake capacities for different biosorbents.