Sirchie NARK Duquenois Reagent (Marijuana/Hashish/THC) 10 Pack Staff Picks waterproof 10

waterproof 10

133(b)(1)(i) Standards

Pick made for hard packed ground

We’ve combined the high performance

Sirchie NARK Duquenois Reagent (Marijuana/Hashish/THC) 10 Pack Staff Picks waterproof 10This 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