BUDIMAN, H.; MULYANA, M. R.; ZUAS, O. Preparation of calibration standard gas mixtures by primary gravimetric method: a case study on 960 μmol/mol of carbon dioxide in a nitrogen matrix. Engineering and Applied Science Research, [S. l.], v. 45, n. 3, p. 173–179, 2018. Disponível em: https://ph01.tci-thaijo.org/index.php/easr/article/view/101861. Acesso em: 29 apr. 2024.