NinhydrinHT Pump Spray 8 oz 240ml (For Thermal Paper) adhesive backed ruler 1/2-Indanedione is a fluorescent latent

1/2-Indanedione is a fluorescent latent print dye that is visualized at 520nm with filtration between 570-590nm

Tempered Glass To Resist Breaking And Scratching Upon Impact

AC or DC charge / drive

Beam distance of 10 ft (3 m)

NinhydrinHT Pump Spray 8 oz 240ml (For Thermal Paper) adhesive backed ruler 1/2-Indanedione is a fluorescent latentNinhydrinHT is specially formulated for recovering latent prints on carbonless and heat transfer (thermal) papers. This new formulation is completely free of staining reagents (paper wont turn purple or black), will not cause inks to run, and is non flammable. But thats not all, it has been successfully tested on standard papers as well. NOTE: Applying heat or any sort of fixative to treated documents is not recommended as it will darken the document.