Analytes Tested/Cut-Off Detection Levels/Detection Times: 

Analyte
Cut-Off
Detection
Levels
Detection
time
Amphetamine (AMP)
50 ng/mL
1-2 days
Barbiturates (BAR)
50 ng/mL
1-7 days
Benzodiazepines (BZO)
50 ng/mL
1-2 days
Buprenorphine (BUP)
5 ng/mL
2-6 days
Cocaine (COC)
20 ng/mL
2-4 days
Ecstasy (MDMA)
50 ng/mL 
2-4 days
Marijuana (THC)
40 ng/mL
5+ days
Methadone (MTD)
30 ng/mL
1-3 days
Methamphetamine (MET)
50 ng/mL
2-4 days
Morphine (OPI)
40 ng/mL
2-4 days 
Oxycodone (OXY)
20 ng/mL
1-3 days 
Phencyclidine (PCP)
10 ng/mL
7-14 days