CHINNA ADEPPAGARI, Narayanamma; KUDLURU OMKARAPPA, Nayana; MALINGAPPA, Pandurangappa. Speciation Study of Nitrite/Nitrate through Diazo-Coupling Reaction Using Silica-Perchloric Acid as a Novel Catalyst at Trace Level: Application to Environmental Samples. Asian Journal of Chemistry, [S. l.], v. 33, n. 4, p. 819–826, 2021. DOI: 10.14233/ajchem.2021.23107. Disponível em: https://asianpubs.org/index.php/ajchem/article/view/33_4_20. Acesso em: 6 may. 2024.