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Meaning of 酚酞

Lookup via: Pinyin | Radicals
酚 fēn 酞 tài
phenolphthalein
Example Sentences
1
酸度的酚酞法测定
。
Determination of acidity to phenolphthalein.
2
试纸上竟然没有黑色
-
酚酞坏了
?
Black's not even on the chart. - Bad phenolphthalein?
3
易溶于水
,
其水溶液呈强碱性
,
能使酚酞变红
。
Soluble in water, its aqueous solution is strongly alkaline, can phenolphthalein red.
4
它与酚反应生产酚酞
,
可用作指示剂
、
染料和医药
。
It is reacted with phenol to produce phenolphthalein, used as an indicator, a dye, and a pharmaceutical.
5
把岩屑放到磁盘上
,
滴酚酞溶液
,
如果颜色变红
,
说明岩屑里有水泥
。
Put cutting onto porcelain and drop liquid of phenolphthalein on it , if the color turn into red , that means there is cement in the cutting.