Fentanyl Laboratory Testing Cutoffs and Methods

The following is an explanation of the fentanyl screen and confirmation procedures/cutoff levels. The cutoff levels listed below may periodically change.

2101: Urine Fentanyl Screening Panel
Drug Screening Panel Methodology Cutoff
Level
Fentanyl EIA 4 ng/mL


5504: Urine Fentanyl Confirmation Panel
Drug Screening Panel Methodology Cutoff
Level
Fentanyl GC-MS 5 ng/mL


5505: Urine Acetyl Fentanyl Confirmation Panel
Drug Screening Panel Methodology Cutoff
Level
Acetyl Fentanyl GC-MS 5 ng/mL


F901: Oral Fluid Fentanyl Screen and Confirmation Panel
Fentanyl Screening Panel Methodology Cutoff
Level
Fentanyl EIA 5 ng/mL

Fentanyl Confirmation Panel Methodology Cutoff
Level
Fentanyl
Acetylfentanyl
Acrylfentanyl
Butyrylfentanyl
Furanylfentanyl
LC-MS/MS
LC-MS/MS
LC-MS/MS
LC-MS/MS
LC-MS/MS
1 ng/mL
1 ng/mL
1 ng/mL
1 ng/mL
1 ng/mL


The Resource Library includes information available in our printed Reference Guide, delivered to all new clients. To download a PDF of our Reference Guide, click here.