Open Access Research Paper Views (279) Download (12) Equilibrium and kinetic studies of biosorption of Cr (III) and Cd (II) by activated carbon prepared from Spirulina algae Engy Elhaddad, Sekina T.A. Tantawy J. Bio. Env. Sci.7( 3), 132-140, September 2015. Key: Activated carbonheavy metalsSorptionSpirulina algaeWater treatment Details