Laboratory: Clinical Biochemistry
Test Name:
pH (iSTAT) - (B)
Test Code: PHA
Clinical Information:
Only available in rural Manitoba.  For WRHA and Westman Lab see Urine pH - (U)

State whether the sample is venous or arterial.
Collection Devices:
Preferred Device:
Alternate Device:
1 - Na Heparin 4mL, NO GEL Tube(s) - Full Tube Collection
Specimen Required: Skin puncture: lancet and capillary collection tube (plain, lithium heparin, or balanced heparin for electrolytes and blood gases)
Venipuncture:  lithium or sodium heparin collection tubes and disposable transfer device
(e.g. 1cc syringe and a 16 to 20 gauge needle)
Arterial puncture:  Plain syringe or blood gas syringe with heparin and labeled for the assays performed

Only available at sites which perform iStat testing onsite.
Reference Values:
Venous & Capillary:  7.31 – 7.41

Arterial:  7.35 – 7.45

Note:  Reference ranges are specific to the Abbott iStat (POC instrument)
Turn around time (TAT): < 60 minutes
See Also:
More Information: