In the illegal drug trade, form and composition of the drug are highly variable. When crossing borders, the material may be nearly pure, but significant impurities may be present from the manufacturing process. When seized at the street level, the drug will have been cut repeatedly.

The microPHAZIR, TruNarc and FirstDefender RM with the narcotics mixture analysis library is a powerful tool for the law enforcement community. The microPHAZIR, TruNarc and FirstDefender RM is a self-contained analyzer that is capable of analyzing substances of abuse through common packaging. The usage of the device is simple and safe enough for a non-technical person to use with a few minutes of training.