Collection Notes: Hemolyzed specimens are not acceptable. Do not use gel barrier tubes. Centrifuge serum or plasma specimens within 1 hour of collection, and immediately separate serum or plasma from the cells into trace metal collection vials. Transport refrigerated.
Clinical Utility: This test is useful in assessing the Selenium concentration for parental nutrition.
Serum Trace Metal (2 mL)
Ambient 8 Hours
Refrigerated 14 Days
Frozen 30 Days
Serum NaHep Trace Metal (2 mL)
Ambient 8 Hours
Refrigerated 14 Days
Frozen 30 Days
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