DU1, Qiu-Jiang; CHEN2, Wen-Bin. Spectrophotometric Determination of Micro Germanium(IV) with 5-(4-Carboxylphenylazo)-8-hydroxylquinoline as Colour Reagent. Asian Journal of Chemistry, [S. l.], v. 25, n. 18, p. 10373–10375, 2013. DOI: 10.14233/ajchem.2013.15510. Disponível em: https://asianpubs.org/index.php/ajchem/article/view/25_19_79. Acesso em: 26 aug. 2024.