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Labcorp Oklahoma, Inc.
Test Directory


Index:

Electrolytes Panel

Order Name ELECT PNL
Test Number: 2919175
Revision Date 05/03/2021
Test Name Methodology LOINC Code
Sodium
Ion-Selective Electrode 2951-2 
Potassium Level
Ion-Selective Electrode 2823-3 
Chloride
Ion-Selective Electrode 2075-0 
Bicarbonate
Enzymatic 1963-8 
Anion Gap Calculated
Calculation 33037-3 
SPECIMEN REQUIREMENTS
Specimen Specimen Volume (min) Specimen Type Specimen Container Transport Environment
Preferred 1 mL (0.5) Plasma Lithium Heparin PST (Light Green Top) Refrigerated
Alternate 1 1 mL (0.5) Serum Clot Activator SST Refrigerated
Instructions Stability: Ambient 24hrs, Refrigerated 1 week, Frozen 2 weeks.
GENERAL INFORMATION
Testing Schedule Daily 
Expected TAT 1-2 days  
Clinical Use See detail tests. 
CPT Code(s) 80051
Lab Section Chemistry