Evaluation of two sample preparation methods for the determination of cadmium, nickel and lead in natural foods by Graphite Furnace Atomic Absorption Spectrophotometry. Universitas Scientiarum, [S. l.], v. 24, n. 3, p. 497–521, 2019. DOI: 10.11144/Javeriana.SC24-3.eots. Disponível em: https://revistas.javeriana.edu.co/index.php/scientarium/article/view/22429. Acesso em: 5 may. 2025.