Parikh, K., Patel, R. and Patel, K. (2010) “2-Hydroxy-4-n-butoxy-5-bromo propiophenone Thiosemicarbazone as Spectrophotometric Reagent for Iron”, Asian Journal of Chemistry, 22(4), pp. 2805–2810. Available at: https://asianpubs.org/index.php/ajchem/article/view/11480 (Accessed: 23 July 2024).