“Continuous Flow Injection Analysis (CFIA) of Metformin Hydrochloride Using Microphotmeter Equipped With 530 and 550nm LED”. Al-Nahrain Journal of Science 16, no. 4 (July 4, 2018): 29–36. Accessed November 22, 2024. https://anjs.edu.iq/index.php/anjs/article/view/516.