Liquid Chromatography/Tandem Mass Spectrometry (LC/MS/MS)
Edit Date:
7/2/2009
Performed:
Daily
Released:
48 hours
CPT Code:
83925 x2
Specimen Collection Details
Collection:
Urine in a clean plastic container.
Handling:
Send to lab as soon as possible.
Stability:
48 hours ambient. Refrigerate if transport is delayed beyond 48 hours.
Standard Volume:
10 mL urine
Minimum Volume:
3 mL urine
Transport:
Ambient or refrigerated
Comments:
Buprenorphine and norbuprenorphine (metabolite), total (conjugated and unconjugated), in urine are quantitatively reported. The concentration ratio of norbuprenorphine to buprenorphine is also provided.
Rejection Criteria:
Insufficient volume; unlabeled or mislabeled specimen.