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Test Code 1099 Electrolyte Panel, Plasma

Performing Laboratory

Barnes-Jewish Hospital Laboratory


Profile Information:
Anion Gap, Calculated Potassium
Chloride Sodium
CO2, Total  

General Information:

See Common Panel Test Combinations in Special Instructions to avoid duplicate test requests when multiple panels are ordered.

Method Name:

See individual test listings.

Literature References:

See individual test listings.

Specimen Requirements

Specimen Type: Plasma

Container/Tube: Mint-green top (lithium heparin)
Specimen Volume: Full tube


Day(s) Test Set Up

Monday through Sunday
Turnaround Time:
STAT: 1 hour after receipt in laboratory
Routine: 2 to 4 hours after receipt in laboratory

Reference Values

See individual test listings.

Literature Reference:

See individual test listings.

Test Classification and CPT Coding


Additional Information

For BJH Laboratory Use Only
Alternate Tube:

1 dark green-top (lithium heparin) tube
1 red-top tube
Analyte Stability:

See Analyte Stability Chart in Special Instructions.

Laboratory Processing Instructions:
Test performed in BJH Core Lab.  Processed by automated line for delivery to the Cobas 8000. Completed specimens are stored refrigerated for 5 days. 

Specimen Transport Temperature


LOINC Code Information

Name LOINC Code
Anion Gap 10466-1
Chloride 2075-0
CO2, Total 1962-0
Potassium 2823-3
Sodium 2951-2