1. Post-Graduate Program in Science and Environmental TechnologyDepartment of Sanitary and Environmental EngineeringState University of Paraíba 58429500 Campina Grande, PB Brazil
2. Federal Institute of Education, Science and Technology Sertão Pernambucano 56316686 Petrolina, Pernambuco Brazil
3. Post-Graduate Program in Natural and Synthetic Bioactive ProductsFederal University of Paraíba 58051-900 João Pessoa, PB Brazil