P520

Test CODE NAME

P520

Electrolyte Panel, Urine

Methodology: Quantitative Ion-Selective Electrode
Performed: Sun-Sat
Reported: 2-3 days
Specimen Required: Collect:24-hour urine (without additives) . Refrigerate during collection. Also acceptable: Random urine. 
Specimen Preparation: Transfer 1 mL aliquot of urine from a well-mixed collection to a Standard Transport Tube.
Record total volume and collection time interval on transport tube and test request form (For 24hr. urine).
Storage/Transport Temperature: Refrigerated. 
Stability: Refrigerated: 4 days; 
Note: This test is approved for NY . 
Performing Lab 
ARUP Laboratory
CPT Code(s): See individual tests