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Labcorp Oklahoma, Inc.
Test Directory


Delta Aminolevulinic Acid, 24 Hour Urine

Order Name DELT ALA24
Test Number: 3809500
Revision Date 10/18/2017
Test Name Methodology LOINC Code
Delta Aminolevulinic Acid, 24 Hour Urine
Kinetic Alkaline Picrate (Jaffe)  
Specimen Specimen Volume (min) Specimen Type Specimen Container Transport Environment
Preferred 2 mL (0.6) Urine, 24-hour 24 hour Urine Container Refrigerated
Instructions Refrigerate during and after collection. Please collect without preservative. Provide a 2mL aliquot from a well mixed 24hr urine collection.
Wrap aliquot in aluminum foil to protect from light.
Patient name must be both on tube and light protection along with 24-hour total volume. Please also note volume on the test request form.
Specimen Stability Room temperature: Unacceptable Refrigerated: 7 days Frozen: 30 days
Reject Criteria Received room temperature • Not protected from light
Testing Schedule mon, Wed, Fri 
Expected TAT 3-4 Days  
Notes Reference Lab: Quest
Test Code: 219
Click Here to view information on the Quest website.
CPT Code(s) 82135
Lab Section Reference Lab