Ideal for classroom use, this general purpose pH paper provides a distinct color match for each pH unit from 1 to 14. 100 strips, measuring 2" long x 1/4" wide, are packaged in a plastic box along with a pH color matching chart.

WARNING: This product can expose you to chemicals which are known to the State of California to cause cancer and reproductive harm. For more information go to http://www.P65Warnings.ca.gov