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Test Code LAB436 Potassium, 24 Hour Urine

Additional Codes:

K U24 (24 hr collection)

Includes:

Potassium U and Potassium U 24 Hour

Notes:

For 24 hour samples, specimen label and request must state the date/time the urine collection started & ended.

Collection:

Specimen: Urine, 24 hr collection

Container: 24 hr Urine - Plain 24 hour urine jug with no preservative.  Refrigerate 24-hour urine specimen during collection.

Volume: 24 hr collection

Stability:

Refrigerated (preferred): 1 Week

Frozen: 2 Weeks

Turnaround Time (TAT):

STAT: 1 HOUR

Routine: 4 HOURS

Test Availability:

24 hours a day / 7 days a week

Performing Laboratory Section:

Chemistry / UMC MAIN LABORATORY

Reference Interval:

Potassium U:  No reference range established

 

Potassium U 24 Hour:  25.0 – 125.0 mmol/24 hour