Reference Range

Amphetamine Negative Cutoff:    1000 ng/mL
Barbiturate Negatice Cutoff:           200 ng/mL
Benzodiazepine Negative Cutoff:    200 ng/mL
Buprenorphine metabolite Negative Cutoff:      5 ng/mL
Cocaine Negative Cutoff:                300 ng/mL
Fentanyl Negative Cutoff:                 2.0 ng/mL
Methadone Negative Cutoff:            300 ng/mL
Opiate Negative Cutoff:                    300 ng/mL
Cannabinoid Negative Cutoff:            50 ng/mL

Urine Drugs of Abuse Screen:
All drug results are unconfirmed screening tests For Diagnostic Purposes Only.
For confirmation of any drug, contact the laboratory within 3 days.