Making Fluorescein

Today we will be making some fluorescein! I bought the resorcinol off ebay, and I used the phthalic anhydride that I made in a previous video. The mechanism and procedure that I adapted mine from can be found here: http://sites.uci.edu/chem52labs/files/2014/03/M52LC_Experiment1S13.pdf Extraction from highlighter markers: https://www.youtube.com/watch?v=zIpoLiesBgg ------------------------------------------------------------------------------- Merch - https://nilered.tv/store ------------------------------------------------------------------------------- Join the community: Patreon - https://www.patreon.com/nilered Discord - https://discord.com/invite/3BT6UHf NileRed Newsletter - https://nile.red/home#newsletter You can also find me here: Facebook - https://m.facebook.com/NileRed2 Instagram - https://m.instagram.com/nile.red Twitter - https://mobile.twitter.com/NileRed2 Nile talks about lab safety: https://youtu.be/ftACSEJ6DZA