Fentanyl POS + NEG Control Kit

(1 Bottle of Positive and 1 Bottle of Negative Controls, 2x5mL)

Cutoff of 0.5ng/mL (negative) and 1.5ng/mL (positive) are in the kit.  5mL of each.

NOTE: This product should only be used with Immunalysis SEFRIA Fentanyl Reagent.