Agar & Petri DishesBiology SuppliesAnimalsDissectionHuman Body & AnatomyInsects
Hazard Note: Flammable liquid; read warning labels carefully.
Shipping Note: This item is a regulated chemical and only ships Economy or Ground to a street address in the 50 US states.
pH indicator. Color changes from 2 to 10 pH. This solution comes with a pH color indicator chart.
Here is a project that uses universal indicator: Color-Change Chemistry