The NIK® 60-Pac™ Fent Drug Test Kit contains a sequence of tests by NIK®. Featuring 5 testing sequences plus a box of acid neutralizer, this is a complete fent testing system in one kit. Completing a sequence versus a single test will assist the investigator in determining the likelihood that Fent is presumptively present in the seized narcotics. The kit comes complete in a hard plastic carrying case includes a polytesting instruction manual and a drug loading device with each test.