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Effective Jan. 5, 2026: Temporary Age-Based Visitor Restrictions at UNC Health for all inpatient and waiting areas throughout its inpatient hospitals.
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Home > Available Tests > Mercury, Urine, 24 Hour
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Iodine/Gadolinium for MRI's will interfere with testing. Specimen should be collected 96 hours after iodine/gadolinium has been administered.
Refrigerate specimen during collection.
Reviewed by J. Carr on December 17, 2025
UNC HospitalsMcLendon Clinical Laboratories101 Manning DriveChapel Hill, NC 27514