Gunshot Residue Presumptive Test Kit color_Polarized G15 75" Size - 50 PER

75" Size - 50 PER PACK

Gasco 103L-248-990 Calibration Gas (Isobutylene

Accuracy of +/-25% at a 95% confidence level for many workplace contaminants

a light kit attaches to the top of the magnetic barrier to increase visibility of the safety barrier

Gunshot Residue Presumptive Test Kit color_Polarized G15 75" Size - 50 PERGunshot Residue Presumptive Test Kit 1 KIT PER BOX This Gunshot Residue Presumptive Test Kit for Colorimetric trace evidence is a simple to use, two part presumptive test that will help you quickly determine whether or not a surface has recently been exposed to a discharged firearm. To use, simply wipe down the surface in question, add the chemical reagents, and observe the results. A rapid color change takes place to verify the presence of nitrates,