Order early for pre-holiday delivery. Flinn will be closed December 24th, 2025,
through January 4th, 2026, reopening Monday, January 5th, 2026.
Orders received after 10:30 AM Central Time on Tuesday, December 23rd, 2025,
will ship after we return.
Make your own ultraviolet-sensitive paper and develop images of any object you want in minutes. With the UV-Sensitive Paper: Blueprint for Chemical Change—ChemTopic™ Lab Activity, reproduce the ultraviolet light–activated redox reaction used in blueprinting and mimic certain aspects of the photographic process. Available as part of the Oxidation and Reduction—ChemTopic™ Labs digital collection. Click the Price link for digital collection pricing.