Opiate (HER,MOR) Cassette Drug Urine Test is a simple one step immunochromatographic assay for the rapid, qualitative detection of opiates and quantitative urine drug screening or their metabolites such as codeine and hair test drugs weed or heroin in urine. The cutoff of the test is 300 ng/ml of OPI. It is the same as the SAMHSA recommended assay cutoff. Note: The opiate morphine heroin test provides only preliminary data, which should be confirmed by other methods such as gas chromatography/mass spectrometry (GC/MS). Clinical considerations and quantitative urine drug screening or professional judgment should be applied to urine drug screening salicylate me any drug of abuse test result, particularly when preliminary positive results are indicated.