TITLE-SPECTRO SCOPIC DETERMINATION OF AZIDE CONTENT IN IRBISARTAN DRUG SUBSTANCE. International Journal of Pharmacetical Sciences Letters, [S. l.], v. 15, n. 3, p. 18–28, 2025. Disponível em: https://ijpsl.org/index.php/ijpls/article/view/83. Acesso em: 11 may. 2026.