“…Arsenic (As) a ubiquitous, carcinogenic trace metalloid (Pigna et al, 2009) found in virtually all environmental media (Fitz and Wenzel, 2002). Arsenic exists in the environment in various organic and inorganic forms (species) (Mandal et al, 2011). The most important inorganic species are arsenate (As 5+ ) and arsenite (As 3+ ).…”