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