1.
J Clin Microbiol
; 41(5): 2201-2, 2003 May.
Artículo
en Inglés
| MEDLINE
| ID: mdl-12734279
RESUMEN
Since CO(2) is carbonic acid gas, it will decrease the pH if added to water. Therefore, a simple test can determine whether CO(2) is present in a gas mixture. If the pH of gassed water does not change significantly, then CO(2) is not present in the gas.