ARAW E. AHMED; KHALIDA M. OMAR. Spectrophotometric Estimation of Sulfasalazine Via Oxidative Coupling Reaction Using 8-amino -2-naphthlene sulfonic acid and Potassium Periodate . African Journal of Advanced Pure and Applied Sciences , [S. l.], v. 2, n. 3, p. 127–139, 2023. DOI: 10.65418/ajapas.v2i3.450. Disponível em: https://aaasjournals.com/index.php/ajapas/article/view/450. Acesso em: 24 jan. 2026.