Benzodiazepine, Confirmatory Urine, Qualitative

Abbrev Code:BENUQL   
Order Code:LAB6723Order Name:Benzodiazepine Confirmatory Urine, Qual
Methodology:Liquid chromatography/Tandem mass spectrometry
CPT Codes: 80346 x1
Turnaround Time:Specimens are sent to reference laboratory Mon-Fri. Stat testing is unavailable for this test.

This test was developed and its performance characteristics determined by LabCorp. It has not been cleared or approved by the Food and Drug Administration.

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Urine Collection Procedure

Collection Instructions

Specimen:Urine, random collection
Optimal Volume:Submit entire collection; analysis requires 10 mL
Container:Plastic leakproof container, sterile
Causes for Rejection:Preserved specimen.

Processing and Shipping

Specimen Processing:Aliquot 20 mL, 10 mL minimum. Store in refrigerator.
Shipping Instructions:Ship at refrigerated temperature.
Stability:3 days at room temperature. For longer storage, refrigerate or freeze.
Test Performed at or Referral Lab Lab Sendouts  (MedTox)
Referral Lab number:20396


Reference Range:Qualitative confirmation of analytes is performed by LC/MS/MS (high performance liquid chromatography/tandem mass spectrometry). Results greater than or equal to the confirmation threshold are reported as positive. Drugs Confirmation Threshold Desmethyldiazepam, oxazepam, Temazepam and Iorazepam 300 ng/mL Alprazolam and metabolite (alpha-hydroxyalprazolam) 100 ng/mL.

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