Physicochemical and methemoglobin quantification analyzes of tucupis sold in the Metropolitan Region of Belém/PA. Research, Society and Development, [S. l.], v. 12, n. 12, p. e54121243845, 2023. DOI: 10.33448/rsd-v12i12.43845. Disponível em: https://www.rsdjournal.org/rsd/article/view/43845. Acesso em: 5 dec. 2025.