Drug of abuse, quantitative screen, includes amphetamines, barbiturates, benzodiazepines, cannabinoids, cocaine, methadone, methaqualone, opiates, phencyclidines and propoxyphene
Drug of abuse, quantitative screen, includes amphetamines, barbiturates, benzodiazepines, cannabinoids, cocaine, methadone, methaqualone, opiates, phencyclidines and propoxyphene (procedure)