Carbon Dioxide, Total, Blood - Saskatoon
Discipline
Biochemistry
Overview
Alias
- Bicarbonate
- Total CO2
Specimen Information
Specimen types accepted
- Plasma
Specimen collection container
- Preferred Collection Container: Light Green (Lithium Heparin gel)
- Alternate Collection container: Gold (gel)
Collection procedure
- Transport sample to the laboratory immediately
Required volume
- Optimal Volume: 4.5 mL Full collection tube
- Minimum Volume: 1.0 mL
(Submitting the minimum volume makes it impossible to repeat the test or perform confirmatory/reflex testing. In some situations, a minimum volume may require a second collection.)
Transport and stability
- 4 hours on cells
- Several days at 2 – 8 °C when tightly sealed
Rejection criteria
- Specimens received where the proper collection protocols were not followed
- Pathology and Laboratory Medicine Acceptance and Rejection Criteria
Performance
Methodology
- Enzymatic assay
Days/times performed
| Availability |
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| Testing Site |
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Maximum laboratory time
- In Hospital reported within 2 hours
- Community urgent and inter-hospital reported within 4 hours
- Community routine reported within 24 hours
Specimen retention time
- 3 days
Last Updated: October 8, 2024