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Lab Manual for Moffitt-Long and Mount Zion

Lab Manual for SFGH

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Osmolality, urine

Item Value
Approval req'd? No
Available Stat? Yes
Test code OSMU
Test group Osmolality
Performed by Parnassus Chemistry
In House Availability Test available 24 hours per day 7 days per week
Method Freezing point depression
Container type Urine cup
Amount to Collect See preferred volume
Sample type Random urine
Preferred volume 0.4 mL urine
Min. Volume 0.1 mL urine
Units mmol/kg
Normal range 300-900 mmol/kg
Stability Refrigerated 1 week
Turn around times Same or next day
Additional information Toluene interferes with this assay
LOINC code 2695-5
Last Updated 3/24/2013 7:51:42 PM
Entry Number 697

If you have additional questions regarding this test, please call: 415-353-1667

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