pH Indicator Set with 3 Solutions and Color Charts

This pH Indicator Set includes three different indicator solutions in 30mL dropper bottles each: phenolphthalein 1%, bromothymol blue 0.04%, and universal indicator solution. The set includes two pH color test charts with ranges 2-10. Universal indicator changes from red in acidic to dark purple in basic solutions. Bromothymol blue changes from yellow (acidic) to blue (basic). Phenolphthalein changes from clear (acidic) to hot pink (basic). The dropper bottles provide precise controlled delivery to reduce chemical waste. Manufactured in the United States. For laboratory use only.