The OPI One Step Opiate Test Strip (Urine) is a lateral flow chromatographic immunoassay for the detection of Morphine in human urine at the cut-off concentration of 2,000 hg/mL. This is the suggested screening cut-off for positive specimens set by the Substance Abuse and Mental Health Services Administration (SAMHSA, USA). This rapid urine-screening test is for professional in vitro diagnostic use only and comes in bulk OEM.