M. Hameed, N. 2011. Spectrophotometric Determination of Sulfasalazine by Coupling with Diazotized p-Nitroaniline - Application to Pharmaceutical Formulations. Rafidain Journal of Science. 22, 6 (Sep. 2011), 88–101. DOI:https://doi.org/10.33899/rjs.2011.6526.