A New Chromogenic Reagent for Determination of Copper (II) in Water Samples Using Flow injection-Technique. Iraqi Journal of Science, [S. l.], v. 58, n. 1B, p. 201–210, 2022. Disponível em: https://ijs.uobaghdad.edu.iq/index.php/eijs/article/view/6147.. Acesso em: 1 jul. 2024.