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Laboratory Medicine

Test catalogue

Zinc, Plasma

Test Name

Zinc, Plasma

Navy Tube Specimen Type / Requirements

Container Type = 1 Royal Blue Top (K2-EDTA)

Minimum Volume = 3 mL Plasma

Tube must fill to at least ½ or greater of its vacuum capacity

Specimen Handling

Collection Instructions: Collect sample in royal blue (K2-EDTA) contaminant-free tube. Avoid any cause of hemolysis during collection. Write your initials, date and time of collection on the collection label.

Laboratory Staff Instructions: Separate as soon as possible and transfer plasma to polypropylene vial. Concentrations of zinc are much higher in erythrocytes than in plasma. The results in plasma may be falsely elevated if not separated within 30 minutes .

Rejection Criteria: Serum, plasma and Unlabeled samples will be rejected.

Transportation: Send sample to core lab as soon as possible.

Required Documentation

Turnaround Time (TAT)

10 Days

Test Utilization

Reference Value

1m - < 6m: < 538 mg/kg

6m - < 3y: < 214 mg/kg

3y - < 4y: < 75 mg/kg

4y - 1 7y: < 50 mg/kg

>or= 18y: < 50 mg/kg

Test Code




Testing Location

Referred Out – ON, Canada (ROICL02)

Other Information

Last Updated: June 06, 2019