Description
Often used in titrations, it turns colorless in acidic solutions and pink in basic solutions. If the concentration of indicator is particularly strong, it can appear purple. In strongly basic solutions, phenolphthalein’s pink color undergoes a rather slow fading reaction and becomes colorless again. 1% Solution In Isopropanol.
Convenient LDPE Resealable Dropper Bottle
PH 8.2−12.0 Pink
PH 7.0 Colorless
Warning
Suspected of causing genetic defects. May cause cancer. Suspected of damaging fertility or the unborn child.
California Prop. 65 Components
WARNING! This product contains a chemical known to the State of California to cause cancer.