phenolphthalin造句

"phenolphthalin"是什么意思

造句与例句手机版

A few drops of alcohol, then a few drops of phenolphthalin, and finally a few drops of hydrogen peroxide are dripped onto the sample.
A reduced form of phenolphthalein, phenolphthalin, which is colorless, is used in a test to identify substances thought to contain blood, commonly known as the Kastle-Meyer test.
It's difficult to see phenolphthalin in a sentence. 用phenolphthalin造句挺难的

相邻词汇

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