Gao H-W, Zou F, Zhang P-F. β-Correction Spectrophotometry to Improve the Determination of Trace Amounts of Cobalt with 1-(2-Pyridylazo)-2-Naphthol. ajc [Internet]. 2010 Mar. 30 [cited 2024 Jul. 23];11(3):728-33. Available from: https://asianpubs.org/index.php/ajchem/article/view/23370