Test Code UR OSMO Osmolality, Random, Urine
Methodology
Freezing Point Depression
Performing Laboratory
Decatur Morgan Hospital-Decatur Campus
Specimen Requirements
5 mL from a random urine collection. No preservative. Send
specimen refrigerated.
Note: 1. Indicate random urine on request
form.
2. Label specimen appropriately (urine).
3. Follow instructions in “Urine Collection—Decatur” in “Special Instructions.”
Reference Values
300-800 mmol/L
Test Classification and CPT Coding
83935