Engelsk navneord: phenolphthalein | |||
| 1. | phenolphthalein (om genstand) a laxative used in many preparations under various trade names; 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 | ||
| Mindre specifikke termer | acid-base indicator, laxative | ||