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Potassium, Urine
MessageReference interval for random urine has not been established.
Test Code
3255
Alias/See Also
potassium urine; urine potassium random; potassium random urine
Preferred Specimen
24-hour or random urine (without additives). Specimen must be refrigerated during collection..
Minimum Volume
1 mL aliquot from a well-mixed 24-hour or random collection at 2-8°C. Submit specimen in an ARUP Standard Transport Tube. (Min: 0.2 mL)
Transport Temperature
1 mL aliquot from a well-mixed 24-hour or random collection at 2-8°C. Submit specimen in an ARUP Standard Transport Tube. (Min: 0.2 mL)
Specimen Stability
Ambient: 24 hours; Refrigerated: 2 weeks; Frozen: 3 months
Methodology
Ion-Selective Electrode
Setup Schedule
Sun-Sat
Report Available
Within 24 hours
Limitations
Record total volume and collection time interval on transport tube and test request form.
