Fluorescent Invisible Marking Pen ruler and stop the fuming process

and stop the fuming process when prints on the control card are properly developed

This is a complete crime scene sketch kit used by the most progressive police departments worldwide

• Weight: 14

Framework reusable with purchase of replacement covers

Fluorescent Invisible Marking Pen ruler and stop the fuming processThis all purpose Pen may be used for marking just about any porous material with an invisible, permanent, highly fluorescent tag for identification and tracing. Permanently marks paper, cardboard, cloth, wood and other porous materials. Markings may be removed from glass, plastics, metals and other non porous materials. Markings fluoresce a brilliant blue white when exposed to longwave (UV) or shortwave (UV) radiation. Perfect for marking location of