Test directory: Porphyrins, Total, Plasma

Ordering Code 5565
Test Name Porphyrins, Total, Plasma
Preferred Specimen Plasma
Preferred Container Sodium Heparin (Green)
Other Specimen/Container Plasma in EDTA, K2 (Lavender), Serum in Plain (Red)
Optimum Volume 2 mL
Collection Instructions Protect from light
Do Not use PST or SST
Avoid hemolysis.
Handling Instructions Separate and freeze immediately
Transfer specimen in an Amber Transport Tube or FOIL aliquot to protect from light.
Transport Requirements Oahu: Frozen
Airline: Frozen
Specimen Stability Ambient: 8 Hours
Refrigerated: 8 Hours
Frozen: 3 Months
Rejection Criteria Not protected from light, Hemolyzed, Received ambient or refrigerated at reference lab, Thawed
Avail. Stat NO
Analytic Time Up to 10 Days
Methodology High Performance Liquid Chromatography (HPLC)
Reference Lab  Quest Diagnostic Lab-NI

Reference range(s)

The reference ranges listed below are valid on this date of June 29, 2025.
Component Age Male Norm Male Critical Low Male Critical High Female Norm Female Critical High Female Critical Low Units Add'l info
Porphyrins, Total, Plasma ALL See report.
Interpretation ALL See report.