Spectrophotometric Determination of Sodium Salicylate in Pharmaceutical Preparations by Coupling with Diazotized Paraamino Benzoic Acid. Global Journal of Science Frontier Research, [S. l.], v. 16, n. 25, p. 47–53, 2016. Disponível em: https://www.journalofscience.org/index.php/GJSFR/article/view/. Acesso em: 1 nov. 2026.