“…as antifouling additives in paints for ships (Blunden et al, 1985;Champ and Seligman, 1996;Zuckerman et al, 1978), and from the bioalkylation processes of inorganic tin (Blunden and Chapman, 1986;Thayer 1993). Many papers and reports describing their environmental impact on living organisms, have been published over the past few decades (Arakawa, and Wada, 1993;Barnes and Magos 1968;Thayer 1978;Mennie and Craig;1993, Barbieri et al 2000, and many efforts have been made to point out analytical methodologies for separateling and detecting mono-, di-and tri-organotin derivatives at very low concentration levels in water, sediments and biota (Craig and Miller, 1997;Frache and Rivaro, 2000).…”