GAO., HONG-WEN. Improvement of Primary-Secondary Wavelengths Spectrophotometric Determination of Trace Amounts of Sulfide in Water. Asian Journal of Chemistry, [S. l.], v. 11, n. 4, p. 1178–1184, 2010. Disponível em: https://asianpubs.org/index.php/ajchem/article/view/23466. Acesso em: 5 nov. 2024.