Phenolphthalein Indicator 500ml AR Its used in laboratory for research and analysisPhenolphthalein is often used as an indicator in acid–base titrations.For this application, it turns colorless in acidicsolutions and pink in basic solutions.It belongs to the class of dyes known a phthalein dyesFormula: C20H14O4Molar mass: 318,32 g/molBoiling point: 557,8 °CSolubility in water: 400 mg/LUV-vis (λmax): 552 nm (1st); 374 nm (2nd)
