SASONGKO, A. Ammonia Determination In Bottled Water Using Spectrophotometer : Comparison Between Nessler And Berthelot Methods. JST (Jurnal Sains dan Teknologi), [S. l.], v. 7, n. 1, p. 126–134, 2018. DOI: 10.23887/jstundiksha.v7i1.13009. Disponível em: https://ejournal.undiksha.ac.id/index.php/JST/article/view/13009. Acesso em: 18 jul. 2024.