Potassium, Urine, Random

Specimen Type = Urine Tube Yellow Top

Specimen Type

Test ID   LAB434
EPIC ORDER
   POTASSIUM, RANDOM URINE
CPT Code(s)   84133
Group/Individual Test   Individual
Laboratory   Core Laboratory
Tube Station   Routine 30, STAT 888
Specimen Routine: 10 mL random urine in Yellow Top Urine Tube (No Preservative/Additive).

10 mL random urine in sterile specimen cup is acceptable.
  Micro: 1 mL Random Urine in Yellow Top Urine Tube (No Preservative/Additive).
Stability
Room temperature: 2 hours
Refrigerator: 7 days
Frozen: 30 days
Availability 24 hrs/day
Turnaround Time Routine: 2 hrs
  STAT: 1 hr
Reference Range Normal: Undefined, varies with diet; See comments
Comments Other clinical data should be taken into consideration when interpreting these results.

Reviewed by J. Carr on January 02, 2026

UNC Hospitals
McLendon Clinical Laboratories
101 Manning Drive
Chapel Hill, NC 27514