Continuous Flow Injection Analysis (CFIA) of Metformin Hydrochloride using Microphotmeter Equipped with 530 and 550nm LED. ANJS [Internet]. 2018 Jul. 4 [cited 2024 Nov. 28];16(4):29-36. Available from: https://mail.anjs.edu.iq/index.php/anjs/article/view/516