Your Safer Source
for ScienceSince 1977
Address | P.O. Box 219 Batavia, IL 60510 |
Phone | 800-452-1261 |
Fax | 866-452-1436 |
flinn@flinnsci.com |
Publication 91475
Price: FREE
Create a beautiful rainbow of colors in a demonstration tube using universal indicator and a dilute acid and base.