Spectrophotometric Estimation of Losartan Potassium with Methylene Blue by Ion-Pair Extraction Method. Iraqi Journal of Science, [S. l.], v. 61, n. 12, p. 3141–3153, 2020. DOI: 10.24996/ijs.2020.61.12.1. Disponível em: https://ijs.uobaghdad.edu.iq/index.php/eijs/article/view/1962.. Acesso em: 28 apr. 2025.