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

Did you know that pens can be identified by separating pigments in a process known as
chromatography? Identify a writing instrument using paper chromatography in this forensic science activity.

Concepts

  • Chromatography
  • Separation of mixtures
  • Physical properties