Your Safer Source for Science

Since 1977

Address P.O. Box 219 Batavia, IL 60510
Phone 800-452-1261
Fax 866-452-1436
Email flinn@flinnsci.com
firewatch

Mix together hydrogen peroxide, sodium iodide solution, and dishwashing liquid in a tall cylinder and stand back. Your students will observe with amazement a catalyst in action as an enormous amount of soapy foam erupts from “Old Foamey!”

Concepts

  • Catalysis
  • Decomposition Reactions
  • Gases