Chang Z, Qu J, Zhang L, Li D. Determination of Amino Group Content on Nanosilicas with p-Aminobenzoic Acid Modified Glassy Carbon Electrode Using Copper(II) as Intermedia. ajc [Internet]. 2011 Mar. 2 [cited 2024 Nov. 24];23(6):2424-6. Available from: https://asianpubs.org/index.php/ajchem/article/view/10407