| 单词 | thymolphthalein |
| 释义 | thymolphthalein [¦thī´mȯl¦thā´lēn] ORGANIC CHEMISTRY C6H4COOC[C6H2(CH3)- (OH)CH(CH3)2]2 A white powder insoluble in water, soluble in alcohol and acetone, melts at 245°C; used in medicine and as an acid-base titration indicator. |
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