New NIST Trace Explosives Standard Slated for Homeland Security Duty (IMAGE)

National Institute of Standards and Technology (NIST)

New NIST Trace Explosives Standard Slated for Homeland Security Duty

Caption

SRM 2905, Trace Particulate Explosive Simulants, consists of four different test substances designed to simulate trace residues of C-4 plastic explosives and TNT. Seen through a pair of specially filtered glasses under a blue crime-scene light, a spot of the fluorescently tagged SRM is plainly visible (lower middle) on the test paper.

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NIST

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