NinhydrinHT Pump Spray 8 oz 240ml (For Thermal Paper) adhesive backed ruler The square construction allows for

The square construction allows for improved storage and handling

you are strongly advised to nitrile gloves when testing all suspected synthetic opiates

Beam distance of 10 ft (3 m)

110V AC operation

NinhydrinHT Pump Spray 8 oz 240ml (For Thermal Paper) adhesive backed ruler The square construction allows forNinhydrinHT 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.