Evaluation of acid-base balance
1-4 years: 18 - 28 mmol/L, 5-11 years: 20 - 28 mmol/L, 12-150 years: 22 - 31 mmol/L.
STAT requests for this test will be performed on a STAT basis (supervisory staff approval is not required).
Collect specimen in an SST tube. Centrifuge, aliquot serum into a plastic vial and refrigerate.