Nellcor Adult / Pediatric Colorimetric CO2 DetectorNellcor Adult Pediatric Colorimetric CO2 Detector Attaches directly to the endotracheal tube (ETT), helping clinicians verify proper ETT placement. For years, hospital and emergency medical services clinicians have relied on colorimetric CO2 detectors to verify proper endotracheal tube placement. These CO2 detectors ensure that your patient is intubated properly right from the start and remains that way during transport. Adult and paediatric CO2