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HelpTest Code LAB436 Potassium - 24 Hour Urine
Department
CHEMISTRY
Collection Requirements
24 hour urine.
Do not add preservatives to the collection container.
Keep the container on ice or refrigerated during collection.
Primary Collection Container
24 HR Urine container
Transport
Urine refrigerated
Preferred Transport Temperature
Refrigerated
Processing
Keep specimen refrigerated until processing.
Measure total volume.
Aliquot, centrifuge and refrigerate.
Stability
Ambient: 24 hours
Refrigerated: 2 weeks
Minimum Testing Volume
1.0 mL
Reference Range
25-125 mmol/L
Methodology
Roche Cobas Pro Ion Selective Electrodes
Performed
Sunday – Saturday
Reported
As completed
CPT Codes
84133