Spectrophotometric Determination and Biological Activity Study of Zn(II) using a Newly Synthesized Azo Reagent Derivative from 4,5-bis(4-methoxyphenyl) Imidazole . Mal. J. Fund. Appl. Sci. [Internet]. 2024 Feb. 8 [cited 2026 Sep. 15];20(1):214-22. Available from: https://mjfas.utm.my/index.php/mjfas/article/view/3251