Useful as an indicator of chronic exposure to lead in the industrial setting. For a complete assessment of industrial lead exposure in adults and exposure guidance in accordance with OSHA regulations, Lead, Industrial Exposure Panel, Adults (0025016) is preferred.
- Patient Preparation
- Collect
- Lavender (EDTA), royal blue (EDTA), or tan (EDTA). Use royal blue (EDTA) tube when also testing for lead.
- Specimen Preparation
- Transport 1 mL whole blood. (Min: 0.2 mL)
- Storage/Transport Temperature
- Refrigerated.
- Unacceptable Conditions
- Specimens not collected in EDTA. Clotted, frozen, or hemolyzed specimens.
- Remarks
- Stability
- Ambient: 30 hours; Refrigerated: 5 weeks; Frozen: Unacceptable
Test Number | Components | Reference Interval |
---|---|---|
  | Zinc Protoporphyrin, Blood | 0-40 µg/dL |
  | Zinc Protoporphyrin (ZPP) WholeBld Ratio | 0-69 µmol ZPP/mol heme |
Component Test Code* | Component Chart Name | LOINC |
---|---|---|
0020606 | Zinc Protoporphyrin (ZPP) WholeBld Ratio | 29763-0 |
0020613 | Zinc Protoporphyrin, Blood | 2895-1 |
- ZP
- Porphyrins
- ZPP
- ZPP/Heme Ratio