Spectrophotometric Estimation of Trimethoprim By Charge Transfer Complex Formation Reaction. Pakistan Journal of Analytical & Environmental Chemistry, Pakistan, v. 26, n. 1, p. 58–66, 2025. DOI: 10.21743/pjaec/2025.06.06. Disponível em: https://pjaec.pk/index.php/pjaec/article/view/329. Acesso em: 12 jul. 2025.