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Test Code Osmol Osmolality Serum

Specimen Type

Blood

Minimum Volume

2.0 mL

Container

Gold-SST
Serum/Refrigerate

STAT Turnaround Time

30 Minutes

Routine Turnaround Time

4 Hours

Methodology

Freezing-Point Depression

Reference Range

0-1 Month:                 266-295 mOsm/kg
1 Month – 60 Years: 275-295 mOsm/kg
> 60 Years:                 280-301 mOsm/kg

CPT Code

83930