Feb 8, 2018




Clinical Hub,Tools & Resources,UWHC Lab Test Directory,Chemistry

Electrolytes, Urine

Electrolytes, Urine (HCULYT) Chemistry Lab Test

Name: Electrolytes, Urine

Test Name: Electrolytes, Urine

Health Link Test Code: HCULYT

LIS Test Code: ULYT

CPT Code(s): 84300, 84133

Test Component:

Urine Sodium and Potassium

Methodology: Ion Selective Electrode

Days Performed: Daily, 24 hours.

In-Lab Turnaround Time: 4 hours.

Stat In-Lab Turnaround Time: 1 hour.

Specimen: Random urine

Collection Container: Sterile screw cap container

Collection Volume: Entire collection

Stability Ambient:

45 days

Stability Refridgerated:

45 days

Stability Frozen:

1 year

Sample Analyzed: Urine aliquot

Testing Volume: 1 mL

Pediatric Testing Volume: 0.4 mL

Specimen Transport:

Transport entire specimen to the laboratory. Transport with coolant pack if coming from clinic location.


Not calculated. Random urines reported in mmol/L.