| 592 | Phenolphthalein Colorimetry, Carbon-dioxide | Bicarbonate/carbon Dioxide Test System. |
| 592 | Phenolphthalein Colorimetry, Carbon-dioxide | Bicarbonate/carbon Dioxide Test System. |
| K872886 | CARBON DIOXIDE | CATACHEM, INC. |
| K870025 | AMRESCO FLOW PAC CARBON DIOXIDE (CO2) REAGENTS | AMERICAN RESEARCH PRODUCTS CO. |
| K802162 | CO2 COLOR REAGENT & CO2 SAMPLE DILUENT | PANMED, INC. |
| K800681 | REAGENTS FOR DETERM. CO2 IN HUMAN SERUM | DIAGNOSTIC SOLUTIONS, INC. |
| K780506 | CARBON DIOXIDE REAGENTS | GAMMA ENTERPRISES, INC. |