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General Information:

Web Links:

Mayo Clinic Laboratories

Test Code LAB0206102 Osmolality, Serum/Plasma

Methodology

Freezing Point Depression

Performing Laboratory

CentraCare Laboratory Services

Specimen Requirements

 

Specimen Type: Serum/Plasma

Container/Tube:

Preferred:Green top (Lithium Heparin/PST)

Acceptable:Serum (Gold/SST, plain red top)

Specimen Volume: 1.0 mL

Minimum Specimen Volume: 0.5 ml

Specimen Transport Temperature

Refrigerated

Reference Values

275-295 mosm/L

Day(s) Test Set Up

Monday through Sunday

Test Classification and CPT Coding

83930