| 113 | Analyzer, Gas, Carbon-monoxide, Gaseous-phase | Carbon Monoxide Gas Analyzer. |
| 113 | Analyzer, Gas, Carbon-monoxide, Gaseous-phase | Carbon Monoxide Gas Analyzer. |
| K201206 | Pivot Breath Sensor | Carrot Inc. |
| K173238 | ToxCO | Bedfont Scientific Ltd |
| K171408 | Carbon Monoxide Breath Sensor System (COBSS) | Carrot Sense, Inc. |
| K171129 | CO Check Pro, CO Screen | MD Diagnostics Limited |
| K151107 | CoSense ETCO Monitor | Capnia Inc |
| K130036 | COSENSE CO MONITOR | Capnia, Inc. |
| K121768 | COSENSE | Capnia, Inc. |
| K082315 | EC50 MICRO+ SMOKERLYZER | BEDFONT SCIENTIFIC LTD. |
| K080278 | TABATABA COTESTER | FIM MEDICAL |
| K070259 | EC50 TOXCO+ BREATH CARBON MONOXIDE MONITOR | BEDFONT SCIENTIFIC LTD. |
| K000962 | PICO SMOKERLYZER, MODEL EC-50 | BEDFONT SCIENTIFIC LTD. |
| K950197 | MICROCO | MICRO DIRECT, INC. |
| K904633 | SPIROLOOP, MODIFICATION | PNEUMEDICS, INC. |
| K902113 | VITALOGRAPH - BREATHCO MONITOR | MCNEILL INTL., INC. |
| K900322 | CO/CMD-1 | SPIROMETRICS, INC. |
| 00858481006017 | Analyzer, Gas, Carbon-Monoxide, Gaseous-Phase |
| 54250892980145 | Analyzer, Gas, Carbon-Monoxide, Gaseous-Phase |
| 54250892980015 | Analyzer, Gas, Carbon-Monoxide, Gaseous-Phase |
| 54250892905506 | Analyzer, Gas, Carbon-Monoxide, Gaseous-Phase |
| 54250892901584 | Analyzer, Gas, Carbon-Monoxide, Gaseous-Phase |
| 54250892901362 | Analyzer, Gas, Carbon-Monoxide, Gaseous-Phase |
| 05099169297500 | ANALYZER, GAS, CARBON-MONOXIDE, GASEOUS-PHASE |
| 14250892904136 | Analyzer, Gas, Carbon-Monoxide, Gaseous-Phase |
| 14250892901869 | Analyzer, Gas, Carbon-Monoxide, Gaseous-Phase |
| 14250892901838 | Analyzer, Gas, Carbon-Monoxide, Gaseous-Phase |
| 08635710003014 | Analyzer, Gas, Carbon-Monoxide, Gaseous-Phase |
| 14250892904129 | Analyzer, Gas, Carbon-Monoxide, Gaseous-Phase |
| 08635710003007 | Analyzer, Gas, Carbon-Monoxide, Gaseous-Phase |
| 00863571000318 | Analyzer, Gas, Carbon-Monoxide, Gaseous-Phase |
| 00863571000301 | Analyzer, Gas, Carbon-Monoxide, Gaseous-Phase |