Rapid Response Fentanyl Test Strips 100 strips per Box

THE RAPID RESPONSE FENTANYL FYL TEST STRIP IS A LATERAL FLOW CHROMATOGRAPHIC IMMUNOASSAY FOR THE QUALITATIVE DETECTION OF FENTANYL/NOR FENTANYL IN URINE AT THE CUTOFF CONCENTRATION OF 20 NG/ML.
INTERPRETATION OF TEST RESULTS ARE: POSITIVE ONE LINE, NEGATIVE TWO LINES, INVALID NO LINES OR NO CONTROL LINE.