SCIENCE GIZMOS: UV beads ultra violet detection beads (Pack of 250)

1x pack approximately contains 250x beads. "The more UV the brighter the beads will go ! Discounted price if purchasing 5x or 10x packs. Scientific Gizmos are fun and easy to use to demonstrate the properties, mechanics and applications used and taught in Physics and Chemistry labs. (NOTE: Brand may vary from image displayed).