ZAINAB H. KHUDHAIR. Spectrophotometric determination of vanadium (V) using an organic reagent [4-(6- nitro -2-benzothiazolylazo)pyrogallol]. Mesopotamia Environmental Journal (mesop. environ. j) ISSN: 2410-2598, [S. l.], v. 4, n. 1, p. 42–51, 2022. Disponível em: https://mej.uobabylon.edu.iq/index.php/mej/article/view/66. Acesso em: 21 nov. 2024.