PHENOLPHTHALEIN
Scrabble letter values: P3H4E1N1O1L1P3H4T1H4A1L1E1I1N1 = 28
Definition
- noun a laxative used in many preparations under various trade names.
Examples
- “also used as an acid-base indicator in titrations involving weak acids and strong bases because it is brilliant red at high alkalinity and colorless below pH 8”