Sirchie NARK Duquenois Reagent (Marijuana/Hashish/THC) 10 Pack Staff Picks If high performance and compact

If high performance and compact are most important

waterproof 10

133(b)(1)(i) Standards

hi vis functionality

Sirchie NARK Duquenois Reagent (Marijuana/Hashish/THC) 10 Pack Staff Picks If high performance and compactThis presumptive test is designed to identify THC in Marijuana. This original chemistry was the foundation for the three ampoule Duquenois Levine (more specific) but is recognized as an excellent test for THC. The 1st ampoule should be agitated for sixty (60) seconds. No color should develop (THC is a clear colored substance). If a color does develop, you may have a false positive. The 2nd ampoule with show a very fleeting flash Green color before