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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

Specimen must arrive within 24 hours of collection.


10 mL of liquid stool in a plastic stool container. Send specimen refrigerated.

Day(s) and Time(s) Performed

Monday through Sunday

Computer Interface Code

PDM #  5302467