Development of a Green Spectrophotometric Method for the Determination of Amlodipine Besylate Using Ion-Pair Formation with Alizarin Red S and Its Application in Pharmaceutical Formulations. Journal of Pure and Applied Sciences (Science Forum), [S. l.], v. 26, n. 4, 2026. DOI: 10.70882/scsva898. Disponível em: https://atbuscienceforum.com.ng/index.php/jpas/article/view/508. Acesso em: 20 sep. 2026.