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Laboratory Medicine

Test catalogue

Zinc Protoporphyrin (ZPP)

Test Name

Zinc Protoporphyrin (ZPP)

Navy Tube Specimen Type / Requirements

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

Minimum Volume = 6 ml Whole Blood

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

Specimen Handling

Collection Instructions: Collect K2-EDTA blood in contaminant-free tube. Specimen must be analyzed within 5 days of collection. It is recommended that Lead be ordered simultaneously to detect lead exposure. ZPP may not be a good indicator of lead exposure in women and children. Write your initials, date and time of collection on the collection label.

Laboratory Staff Instructions: Whole blood is required. Do not spin.

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