Spectrofluorimetric Determination of Some N. Containing Medicines Using Rhodamine 6G as a Chromogenic Reagent. Pakistan Journal of Analytical & Environmental Chemistry, Pakistan, v. 22, n. 2, p. 367 – 375, 2024. DOI: 10.21743/pjaec/2021.12.15. Disponível em: http://pjaec.pk/index.php/pjaec/article/view/112. Acesso em: 6 jul. 2025.