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80620:PORPHYRINS, URINE
Methodology:High Performance Liquid Chromatography (HPLC)
Edit Date:3/7/2008
Performed:Tuesday-Sunday
Released:1-5 days after setup at PeaceHealth Laboratories' reference lab.
CPT Code:84120-90
Specimen Collection Details
Collection:24-hour or random urine in a leakproof container. Refrigerate and protect from light during colletion, storage, and transport.
Handling:Order this test only when a random or a 24-hour collection has not been preserved at start of collection. Keep refrigerated during collection, storage, and transport. Protect from light during storage and transport.
Stability:4 days refrigerated or 30 days frozen. Unstable ambient.
Standard Volume:5 mL urine.
Minimum Volume:3.5 mL urine.
Transport:Refrigerated.
Rejection Criteria:pH above 10.0; ambient specimen.