GAO, Hang-Wen. Updated β-correction Spectrophotometric Investigation of Zinc Chelate Solution with Acid Chrome Blue K and Determination of Zinc. Asian Journal of Chemistry, [S. l.], v. 10, n. 1, p. 79–85, 2010. Disponível em: https://asianpubs.org/index.php/ajchem/article/view/23554. Acesso em: 3 oct. 2024.