Hadi, H., & Fadhil, G. (2018). Sensitive Spectrophotometric Determination of Tetracycline Hydrochloride Indosage forms using Sodium Nitroprusside and Hydroxylamine Hydrochloride. Al-Nahrain Journal of Science, 17(3), 53-58. https://mail.anjs.edu.iq/index.php/anjs/article/view/404