Ninhydrin Pump Spray, Methanol-Based, 8 oz Ninhydrin is one the best processes available to develop latent prints on paper evidence, such as bad checks, hold-up notes and threatening letters. To avoid the use of aerosol sprays which may not saturate the paper as well, here is an alternative. This formulation of Ninhydrin will not run most inks. With this bottle, you have the option of unscrewing the lid, pouring the solution into a tray and dipping paper evidence for maximum saturation and superior development of latent prints. This solution is hazardous and must be sprayed in a fume hood and stored inside a flammable liquids cabinet. This pre-mixed Ninhydrin solution comes in a convenient pump spray bottle. The methanol-based mixture requires an additional surcharge to ship by air. •Formulations will not run most inks •Comes in a convenient pump •Solution has a shelf life of six months

BARRIER TAPE - POLICE LINE, SHERIFF'S LINE, FIRE LINE or CRIME SCENE - DO NOT CROSS 3" x 1000' Roll BLACK Lettering on Yellow or Red Polyethylene Plastic Description: This crime scene barrier tape is three inches wide and 1000 feet long with black letters printed on 4 mil polyethylene. All rolls of barricade tape are bright yellow or RED in color.

Photo Evidence Markers, Letters A-Z Ideal for marking evidence outdoors or for large scene photography. Made of a durable matte yellow plastic and black printed lettering, the stackable A-frame design allows for compact storage. Ridges along the edges ensure the markers won't get scratched or stick together when stacked. Small letters in the corner are beneficial for close-up photography. Use in combination with numbers or in a corner of the scene to indicate photographic sequence. • High quality yellow plastic with black markings • Stack for easy storage and transportation • Plastic is easy to clean and decontaminate • Markers will not stick together when wet