METHADONE, URINE, FORENSIC, GC/MS CONFIRMATION

Components
Must be accompanied by appropriate chain of custody. Confirms presence of methadone or its major metabolite, EDDP. Also see Drug Abuse Screen, Urine Panels–Forensic with GC/MS confirmations.

Specimen Required
Collect random urine. Mix well and send 20 mL urine (1.5 mL minimum) refrigerated in a screw-capped plastic urine container.

Methodology
Gas Chromatography/Mass Spectrometry

Stability
Room Temperature: 48 hours; Refrigerated: 14 days; Frozen: 14 days

Reference Range
Decision level: 200 ng/mL

Performed
Monday-Friday

Turnaround Time1-2 days
Test CodeUMTGF
CPT-4 Code (s)
80358 (G0480)
LOINC Codes
Methadone:   16246-1  
EDDP:   58429-2  

Warde
Medical
Laboratory