Spectrophotometric Determination of Sulphite in Various Water Samples Via Chromium-1,5-Diphenylcarbazide Complex. Baghdad Science Journal, Iraq, Baghdad, v. 15, n. 2, p. 0181, 2018. DOI: 10.21123/bsj.2018.15.2.0181. Disponível em: https://bsj.uobaghdad.edu.iq/index.php/BSJ/article/view/2458.. Acesso em: 28 apr. 2024.