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Test Code PORPHYRINSU (729) Porphyrins, Fractionated-Urine

Specimen Requirements

2 mL urine from a 24-hour urine collected in a 5 g sodium carbonate container or no preservative container

SPECIMEN PROCESSING and HANDLING

24-hour urine collected with 5 grams of sodium carbonate, refrigerated and protected from light during collection is preferred. Collection with no preservative is acceptable, if properly refrigerated and light protected.

24-hour total volume must be provided on the test request form.

TRANSPORT TEMPERATURE

Transport Temperature
Refrigerated (cold packs)
Specimen Stability
Room temperature: Unacceptable
Refrigerated: 7 days
Frozen: 30 days

PERFORMING LAB

Quest Diagnostics Nichols Institute-San Juan Capistrano, CA
33608 Ortega Highway
San Juan Capistrano, CA 92675-2042