These are the same SEM collection devices used in all of Tri-Tech Forensics' SEM Gunshot Residue Evidence Collection Kits. Available in Standard, Q-Stub or D-Stub. Each vial contains a SEM stub covered with a double-sided adhesive carbon tape and a blank write-on label to indicate where the sample was collected.
Uses for TTF's SEM collection devices:
Explosive residue collection from pipe bombs, primer residue, etc.
Inorganic particle matter collection for SEM analysis
Preparing standards for future comparisons
Paint chip, glass, soil, fiber, hair comparison and/or analysis