What are the most common Drug Tests and metabolite concentrations in urine?
Symbol Target Drug / Metabolite Conc THC marijuana / cannabis 50 ng/ml COC cocaine / benzoylecgonine 300 ng/ml PCP phencyclidine 25 ng/ml OPI opiates / morphine 2000 ng/ml MET methamphetamine 1000 ng/ml AMP amphetamine 1000 ng/ml MTD methadone 300 ng/ml BAR barbiturates 300 ng/ml BZO benzodiazepines 300 ng/ml TCA tricyclic antidepressants 30 ng/ml
