Validation of the analytical method for the determination of total arsenic in soil samples by atomic absorption spectrophotometry with a hydride generation. INNOTEC, [S. l.], n. 25 ene-jun, p. e635, 2023. DOI: 10.26461/25.07. Disponível em: https://ojs.latu.org.uy/index.php/INNOTEC/article/view/635. Acesso em: 18 jun. 2026.