Complexation of Ni (II) by using 5-Nitrosalicylaldehyde Semicarbazone (NSS) as a Novel Analytical Reagent and Its Spectrophotometric Determination. Int. J. Emerg. Trends Sci. Technol. 2016;3(09):4604-4608. Accessed October 25, 2026. https://www.ijetst.in/index.php/ijetst/article/view/1219