Osmolality, Urine

Test Code

Quest Code

CPT Codes

Preferred Specimen
2 mL urine collected in sterile screw cap-container

Minimum Volume
0.5 mL

Transport Temperature
Room temperature

Specimen Stability
Room temperature: 7 days
Refrigerated: 14 days
Frozen: 60 days

Freezing Point Depression

Setup Schedule

Report Available
1 to 2 Day(s)

Reference Range
50-1200 mOsm/kg

Clinical Significance
For assessing the concentrating ability of the kidney.

Performing Laboratory
Quest Diagnostics Nichols Institute
27027 Tourney Road
Valencia, CA 91355-5386

The CPT Codes provided in this document are based on AMA guidelines and are for informational purposes only. CPT coding is the sole responsibility of the billing party. Please direct any questions regarding coding to the payor being billed. Any Profile/panel component may be ordered separately. Reflex tests are performed at an additional charge.