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Positive Result: No color change after breaking the first ampoule and a purple or violet color after breaking the second ampoule
meaning you can place the markers on evidence and later remove it without marking the surface
the boxes can also be used to store lift film from an electrostatic dustprint lifter or two to four Rubber-Gelatin lifters in each box
The cardholder is normally mounted on the left
For the presumptive identification of Methamphetamine and MDMA (Ecstacy)
CA-9000 Fuming Chamber Powder Options|sgMag Positive Result: No color changeThe patented airflow design ensures that all potentially hazardous vapors are drawn to the filtration system preventing them from entering the workspace. All air is passed through filtration a minimum of 20 times before it is purged into the room air. Push button start brings the heating element to the proper temperature, as well as setting the relative humidity to 80 percent, and controls the internal circulation fans for complete processing. This