1. School of Technology, University of Campinas – UNICAMP, Paschoal Marmo 1888, 13484332, Limeira, SP, Brazil
2. Center for Nuclear Energy in Agriculture, University of São Paulo (CENA-USP), Av Centenário 303, 13416-000 Piracicaba, SP, Brazil
3. Department of Environmental Chemistry, IDAEA-CSIC, Jordi Girona 18-26, 08034 Barcelona, Spain