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Test Code SOSM Osmolality, Serum

Performing Laboratory

Chilton Hospital Laboratory-Chemistry

Methodology

Freezing Point

Specimen Requirements

Specimen Type: Serum

Container/Tube: Gold or tiger top (serum gel)

Specimen Volume: Full tube

Specimen Transport Temperature

Ambient

Reference Values

289-308 mOsm/kg

Critical values (automatic call-back): <286 mOsm/kg or >311 mOsm/kg

Day(s) Test Set Up

Monday through Sunday

Available STAT

Turnaround Time:

Routine-8 hours