Carbon Dioxide


Test ID/Workstation: TCO2 MACH1

Specimen Type: Blood

Tube Type: Red top (no anticoagulant) or Green top (lithium heparin) tube

Collection Volume: 0.4 mL (minimum 0.2 mL)

Cause for rejection: Not delivered on ice, not delivered to lab immediately

Storage: Refrigerated

Availability: Daily,24 hours; STAT

Methodology: Enzymatic with phosphoenolpyruvate carboxylase and oxalate dehydrogenase

Special Instructions: Place specimen on ice and deliver to lab immediately.

Lab/Phone: 330-746-9623

TAT: 1 hour

Additional Info: Reference range: 17.0-27.0 mEq/L

CPT Code: 82374

Synonyms: CO2; Total CO2; Bicarbonate

Requisition Form
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