# Fluorescence rainbow

- By: Maxim Bilovitskiy
- Date: 2014-01-03
- Classification: Photograph
- Museum: [Wikimedia Commons](https://commons.wikimedia.org/wiki/File:Fluorescence_rainbow.JPG)
- Rights: [CC BY-SA 4.0](https://creativecommons.org/licenses/by-sa/4.0)
- Picture: https://invisiblenetwork.ai/thumbs/commons/thumb/c/c2/Fluorescence_rainbow.JPG/1920px-Fluorescence_rainbow.JPG
- Who can see it: Kids profiles and older (museums give no ratings; placed by Invisible Network from the museum's own words)

On this picture you can see fluorescence of different substances under UV light. Green is a fluorescein, red is Rhodamine B, yellow is Rhodamine 6G, blue is quinine, purple is a mixture of quinine and rhodamine 6g. Solutions are about 0.001% concentration in water.