酚酞 fēntài phenolphthalein Definitions Defs Origin Strokes Stroke Words Sentences Sents 酚酞 fēntài phenolphthalein Organic compound appearing as white or slightly yellow crystals; used as a dye and as a chemical indicator that turns red in alkaline solutions and remains colorless in acidic or neutral solutions. Frequency Movie subtitles 0.270 per million appears in 0% of films Written text 0.113 per million Sources Frequency data SUBTLEX-CHBCC Corpus (BLCU)
酚酞 fēntài phenolphthalein Organic compound appearing as white or slightly yellow crystals; used as a dye and as a chemical indicator that turns red in alkaline solutions and remains colorless in acidic or neutral solutions. Frequency Movie subtitles 0.270 per million appears in 0% of films Written text 0.113 per million Sources Frequency data SUBTLEX-CHBCC Corpus (BLCU)