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Test Code OSMOS Osmolality, Stool

Performing Laboratory

Northwell Health Laboratories


Freezing Point Depression

Reference Values

No established reference values

Test Classification and CPT Coding


Physician Office Specimen Requirements

Container/Tube: Screw capped container

Specimen: 10 mL of Liquid Stool

Transport Temperature: Refrigerated

Stability:  48 Hours Room Temperature

                   7 Days Refrigerated

                 14 Days  Frozen



Note: Solid stool not acceptable

Day(s) and Time(s) Performed

Monday through Sunday

Computer Interface Code

PDM #  5302467