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This single-panel VeriCheck® device is a rapid urine test to detect and screen for Cotinine - COT in a convenient, one-step test. Simply insert the test strips in the collected urine sample for 10-15 seconds and wait 5 minutes for the results. This test screens for the following drugs: Drug Name Drug Information Screening Cut-off Detection Window All detection window timeframes are approximate. Click here for more info Cotinine - COT 200 ng/ml 1-5 days Interpreting Test Results Presumptive Positive: One coloured line only is visible in each control zone. No coloured line whatsoever appears in the appropriate test zone, indicating a presumptive positive result for the corresponding drug of that specific zone. Negative: Two coloured lines are visible in the control zone and in the appropriate test zone, indicating that concentration of the drug is below the detection limit of the test or not present. Features and Benefits Quickly screens for recently used drugs Accurate results in 5 minutes Easy to read Simple procedure Approximate 18-month shelf life No urine to pipette No instrumentation This is an individually packaged, one-time use test. This test is intended for professional and/or forensic use only.