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HelpTest Code LAB1230006 pH Only, Cord Blood Arterial
Useful For
Evaluating acid-base balance
Methodology
Potentiometry
Performing Laboratory
Bozeman Health Laboratory Services
Specimen Requirements
Specimen must arrive within 30 minutes of draw.
Specimen Type: Arterial cord blood
Container/Tube: Heparinized blood gas syringe
Specimen Minimum Volume: 0.5 mL
Specimen Pediatric Volume: 0.25 mL
Collection Instructions:
1. Draw arterial cord blood anaerobically into a heparinized blood gas syringe.
2. Expel air bubbles, remove needle from syringe and cap.
3. Send to the laboratory immediately. Specimen must arrive within 30 minutes of draw.
Specimen Rejection: Air bubble or clotted blood
Specimen Transport Temperature
Ambient <30 minutes
Specimen Stability
| Specimen Type | Temperature | Time |
|---|---|---|
| Whole blood | Ambient | 30 minutes |
Reference Values
7.18-7.38
Critical value (automatic call-back): pH ≤ 7.15
Day(s) Test Set Up
Monday through Sunday
Test Classification and CPT Coding
82800