Rapid Response™ Fentanyl Test Strips | 10 Pack
$25.99
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The Rapid Response Fentanyl (FYL) Test Strip (Liquid/Powder) is a rapid visual immunoassay for the qualitative, presumptive detection of fentanyl in suspicious substances at the cut-off concentration 200 ng/mL (Liquid/Powder) and 20 ng/mL (Urine).
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