Days Set Up
Tuesday - Saturday
Analytic Time

3 - 4 days

Soft Order Code

Test Updated:


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Find a Requisition

All specimens should be accompanied by a requisition.

Submitting Specimens

Learn about how to properly label and where to ship specimens.

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MLabs provides all the supplies necessary for the collection of specimens.

Test FAQ

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Test Overview

Test Methodology
Test Usage

Zinc is an essential element involved in a myriad of enzyme systems including wound healing, immune function, and fetal development. Zinc measurement are used to detect and monitor industrial, dietary, and accidental exposure to zinc.

Reference Range

< 6 months: 26 - 141 mcg/mL, < 12 months: 29 - 131 mcg/mL, < 2 years: 31 - 120 mcg/mL,
< 4 years: 29 - 115 mcg/mL, < 6 years: 48 - 119 mcg/mL, < 10 years: 48 - 129 mcg/mL
< 14 years: 25 - 148 mcg/mL, < 18 years: 46 - 130 mcg/mL, >= 18 years: 60 - 130

* Reference ranges may change over time. Please refer to the original patient report when evaluating results.

Specimen Requirements

Collection Offsite

Collect specimen in Royal blue top (trace element) tube with EDTA (K2). Specimen must be spun and aliquotted within 2 hours of collection. Aliquot into acid washed, metal free screw capped aliquot tube and refrigerate. (Tube with RBC's is no longer required to be sent as well)

Normal Volume
2.0 mL plasma
Minimum Volume
0.7 mL plasma

Billing Information

CPT Code
Pro Fee Code

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Our High Standard

Quality that sets us apart

As the reference laboratory division of Michigan Medicine's Department of Pathology, MLabs shares the institution's commitment to applying established quality principles to clinical laboratory testing. Like other large organizations in complex, consequential fields, we rely on an established approach to monitor quality throughout the testing process.