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What are the screening cut-off levels?

The screening cut-off levels on our tests are consistent with those of SAMHSA.

Amphetamines—————-1000 ng/ml

Barbiturates———————300ng/ml

Benzodiazepines—————300 ng/ml

Cocaine————————-300 ng/ml

Marijuana————————50 ng/ml

Methadone———————300 ng/ml

Methamphetamine———–1000 ng/ml

Opiates————————2000 ng/ml

Phencyclidine——————–25 ng/ml

Tricyclic Antidepressants—-1000 ng/ml

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