BAKER, Hutaf Mustafa; ALSAOUD, Hussam Ahmad; ABDEL-HALIM, Hamzeh Mohamad. Spectrophotometric method for determination of ranitidine hydrochloride in bulk and in pharmaceutical preparation using ninhydrin. European Journal of Chemistry, [S. l.], v. 11, n. 4, p. 291–297, 2020. DOI: 10.5155/eurjchem.11.4.291-297.2002. Disponível em: https://www.eurjchem.com/index.php/eurjchem/article/view/2002. Acesso em: 27 apr. 2024.