Spectrophotometric Determination of Hg (II) Using (E)-2-(4,5-bis(4-Methoxyphenyl)-1H-Imidazol-4-Yl) Diazenyl) Benzoic Acid As Analytical Reagent. Journal of Pharmaceutical Negative Results 2022, 530-536. https://doi.org/10.47750/pnr.2022.13.S01.65.