pH Indicator Papers and Test Strips

Use this paper to cover both the A range (2-4-6-8-10) and the B range (1-3-5-7-9-11) of the pH scale.

See Dramatic Color Changes

Make strong red cabbage juice in a minute! Red Cabbage Jiffy Juice is a very stable and easy to use red cabbage extract powder.

Students explore the wide range of acid and bases and their effect on indicator dyes with this kit.