Blue UV Reactive Water Dye

GLO Effex UV Reactive Water Dye is a concentrated UV reactive water dye used to create dramatic water lighting effects for all occasions or projects.  Highly concentrated with a mix ratio of over 50 to 1 so a little can go a long way. Just add to water and illuminate with a UV black light and watch the glow. EPA Approved and NSF Certified. Safe, Non-Toxic and Biodegradable!  Available in 6 colors: Clear/Blue (invisible in water without UV light)  Visible Blue  Alien Green  Fire Red Golden Yellow  Purple These are professional grade dyes used in illumination of water for commercial uses and are very bright with even a small amount. Can be used for: Leak detection Water decorations Party decorations Arts/Crafts Halloween Computer water cooling systems Product Marking Product Tracking Room Decoration Tracer dye Anything you can think of glowing