CO2 - Torrance Memorial Laboratories

Performing Laboratory

Torrance Memorial Laboratories

Submit only 1 of the following specimens:

Hospital Preferred Specimen Type: Plasma

Container/Tube: Lithium heparin gel

Outreach Preferred Specimen Type: Serum

Container/Tube: Serum gel

Spin Instructions:

Serum gel: Allow to sit for 30 minutes prior to spinning. Spin within 2 hours of collection.

Heparin plasma: Spin within 45 minutes of collection.

Also acceptable: Red top tube

Ambient

Storage Temp Stability: Plasma
Room Temperature: 8 hours uncapped
Refrigerated Temperature: 24 hours uncapped

Storage Temp Stability: Serum
Room Temperature: 24 hours uncapped
Refrigerated Temperature: 24 hours uncapped

Spectrophotometry

New reference range effective 6/22/2021

14 - 29 mmol/L

Performed:

Daily

Available STAT

TAT:

STAT: <1 hr

Routine: < 4 hrs

None

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