Table 1. Biomass and resin with their metal-binding capacities.

Type of biomass

Biosorbent capacity (meq/g)

Sargassum sp.

2 - 2.3

Ascophyllum sp.

2 - 2.5

Eclonia radiata

1.8 - 2.4

Rhizopus arrhizus

1.1

Peat moss

4.5 - 5.0

Commercial resins

0.35 - 5.0

Source: Kratochvil and Volesky, 1998.  


Supported by UNESCO / MIRCEN network