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* OSMOLALITY, URINE

Mnemonic

U OSMO

Synonym

U OSMO

Specimen Collection Requirements

Collect

Urine, one sterile container

Handling

Secure cap on collection container.

Preferred Volume

5.0 mL

Minimum Volume

1.0 mL

Transport

Refrigerated (2-8°C)

Stability

Ambient (20-25°C): 1 day; Refrigerated (2-8°C): 2 days; Frozen (at or below -20°C): 2 weeks

Testing Information

Performed

7 days/week

Reported

24 hours

Method

Osmometry (Freezing point depression)

Reference Values

Reference Values

500-800 mOsm/kg

CPT Codes

83935

Last Updated: Thursday, January 5, 2017 03:41:29 AM


Client Services: 503-413-1234