Al-Sabha T, A. Hamody I. Spectrophotometric determination of trimethoprim using 2,4-dinitro-1-fluorobenzene reagent. JES [Internet]. 2011 Jun. 1 [cited 2025 Oct. 26];24(2):1-11. Available from: https://edusj.uomosul.edu.iq/index.php/edusj/article/view/42595