Zinc, Whole Blood

CPT: 84630
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Test Details


  • Zn WB


Zinc is an essential trace element. Subnormal levels are associated with alcoholic cirrhosis, cystic fibrosis, myocardial infarction, acute and chronic infections. High levels may be due to industrial exposure.


Inductively-coupled plasma/mass spectrometry (ICP/MS)

Reference Interval

440−860 μg/dL

Specimen Requirements


Whole blood


1 mL

Minimum Volume

0.125 mL


Royal blue-top (EDTA) tube

Storage Instructions

Room temperature

Stability Requirements



Room temperature

7 days


14 days

Causes for Rejection

Plasma or serum submitted

Clinical Information


Analytical Validation Report. Quantification of Zinc in Whole Blood and Red Blood Cells by ICP-MS Analysis. Validation # VR-NOQS-BN-2009-008.
CLIA Validation for FDA Cleared Methods or Methods Labeled RUO/IUO. Unpublished LabCorp Internal Document, Science and Technology, Effective: February 2008.
Determination of Copper and Zinc in Serum by ICP-MS. Internal LabCorp document in Toxicology, Effective: April 22, 2009.
Manganese, Cobalt, and Nickel in Plasma, Blood, and Serum by ICP-MS. Internal LabCorp document in Toxicology, Effective: April 23, 2009.


Order Code Order Code Name Order Loinc Result Code Result Code Name UofM Result LOINC
070032 Zinc, Whole Blood 8245-3 070033 Zinc, Whole Blood ug/dL 8245-3

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