Test Name
Carbon Dioxide, TOTAL
Alternate DescriptionBicarbonate, CO
LIS CodeCO2
Availability24 hours a day, seven days a week
Lab Section
Chemistry
Fluid TypePlasma
Specimen Tube Type Transport
Gel Green Top
Container Whole Blood Required4 ml whole blood in a Gel Green Top
Critical ValueAll ages and sex the same: <15 mmol/L and >45 mmol/L
Summary Test NameCarbon Dioxide, Total
Specimen Preparation OutreachSpin right away. Refrigerate until courier pickup.
Specimen Stability7 days refrigerated.
Minimum Volume1 full green microtainer or 1 mL in a pediatric green top tube.
Specimen TransportRefrigerate
Specimen Preparation In HouseSpin and refrigerate until analysis
Stat Availability24 hours a day, seven days a week
Test Turnaround Time Routines And StatsR 4 hours S 1 hour
Reference ValueMale/Female and all ages the same: 22-29 mmol/L
