1. Environmental Chemistry Laboratory, State University of the Tocantina Region of Maranhão, Imperatriz, Maranhão 65901-480, Brazil
2. Study and Research Group in Environmental Sciences (CNPq), University of Aveiro, District of Aveiro 3810-193, Portugal
3. Laboratory of Instrumentation and Automation in Applied Analytics, Federal University of Pernambuco, Recife, Pernambuco 50670-901, Brazil