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Potassium

Methodology

Ortho Vitros 7600, Integrtated System, Photometric 

Performing Laboratory

Heart of the Rockies Regional Medical Center

Specimen Requirements

Specimen Type: Plasma/serum

Container/Tube:

Plasma: Light-green top

Serum: Yellow top

Collection Instructions: Hemolyzed specimen is not acceptable. Specimen must be centrifuged within 1 hour of collection

Specimen Transport Temperature

Ambient/Refrigerated

Reference Values

3.5-5.1 mmol/L

Critical values:

<3.0 mmol/L

>6.0 mmol/L

Day(s) Test Set Up

All

Test Classification and CPT Coding

84132