| 单词 | phenolsulfonephthalein |
| 释义 | phenolsulfonephthalein /fee'nawl sul'fohn thal"een, -ee in, -fthal"-, -nol-/, n. Chem. a bright to dark red crystalline compound, C19H14O5S, slightly soluble in water, alcohol, and acetone: used as an acid-base indicator and as a diagnostic reagent in medicine. Also called phenol red. [PHENOL + SULFONE + PHTHALEIN] |
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