Test Code UK24 Potassium, 24 hr Urine
Performing Laboratory
Hunterdon Medical Center Laboratory
Special Instructions
Submit an entire 24 hour urine collection in plastic urine container.
Refrigerate specimen during collection.
Note: Starting and ending times of collection are required on container for processing.
Specimen Required
Test updated May 2016
Container/Tube | Plastic 24 hour urine container |
Preservative | None |
Specimen Type
Urine, 24 hour
Specimen Transport Temperature
Ambient
Specimen Stability
Temperature | Time Frame |
Ambient 15-25°C | 7 days |
Refrigerated 2-8°C | 7 days |
Day(s) Test Set up
Monday through Sunday
Reference Values
25.0-125.0 mmol/(24.h)
Methodology
ISE: Ion-Selective Electrode, Indirect.
CPT Code
84133-potassium
81050-urine timed measurement
Loinc Code
2829-0