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A study of the routes of contamination by lead and cadmium in Santo Amaro, Brazil: a response to the comments of Andrade Lima.

Environmental technology (2014-02-18)
Sandro Machado, Miriam de Fátima Carvalho, Gustavo Magna, Roberto Portella
RESUMO

This text is part of the discussion about the case of contamination by heavy metals in Santo Amaro, Brazil and the routes of contamination still active in the city. It is presented the point of view of the authors about the questions raised in the text of Prof. Andrade Pinho, presented in this journal issue, as well as the replies considered pertinent by the authors.

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Sigma-Aldrich
Cadmium, powder, −100 mesh, 99.5% trace metals basis
Sigma-Aldrich
Lead, powder, −100 mesh, 99.95% trace metals basis
Sigma-Aldrich
Lead, wire, diam. 1.0 mm, 99.99% trace metals basis
Sigma-Aldrich
Lead, powder, −325 mesh, ≥99% trace metals basis
Sigma-Aldrich
Lead, shot, <2 mm, 99.9% trace metals basis
Sigma-Aldrich
Lead, shot, 1-3 mm, 99.995% trace metals basis
Supelco
Lead (impurities), manufactured by MBH Analytical Ltd (83X PR8)