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RJ Lee Group's Gunshot Residue (GSR) kits for SEM, or Scanning Electron Microscope, analysis.

GSR Kits


We offer GSR kits that utilize the best practices SEM technology, and perform the analysis in our accredited forensic laboratory. RJ Lee Group does not utilize a cutoff time from sample collection for analysis. Please contact Stephanie Horner, forensic scientist, with any questions at 1.800.860.1775.

Gunshot Residue Collection Kit

Catalog # GSR-SEM, $20.00
In our gunshot residue collection kit, scanning electron microscopy (SEM) stubs are covered with double sided adhesive carbon tape. The stubs are designed to sample skin and recover small particles for analysis by SEM. Each kit contains four collection stubs to sample the right and left hands (back and palm), a control stub, latex gloves, information sheet, and an evidence seal.The price of this kit is deducted from the cost of analysis when both kit and analysis are purchased from RJ Lee Group.

Fabric/Surface Sampling Kit

Catalog # GSR-SEM/SUR, $20.00
In our fabric/surface sampling kits, stubs are covered with a double-sided adhesive tape. Solid particulate can be collected from a variety of surfaces such as car interiors, table tops, shoes, and clothing for analysis by SEM. These stubs can also be used as passive samplers. Six unlabeled collection stubs are included in each kit. The price of this kit is deducted from the cost of analysis when both kit and analysis are purchased from RJ Lee Group.

For information on GSR analysis of your completed kits, please click here.

Click Here to Purchase GSR Kits.