phenolphthalein

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  • n.【化】(苯)酚酞
  • Web酚太；酚肽；酚静

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Web Definition

n.
1.
【化】(苯)酚酞

Sample Sentence

Definition:
AllAll,酚酞酚酞,酚太酚太,酚肽酚肽,酚静酚静
Category:AllAll,OralOral,WrittenWritten,TitleTitle,TechnicalTechnical
Source:AllAll,DictionaryDictionary,WebWeb
Difficulty:AllAll,EasyEasy,MiddleMiddle,HardHard
1.
It is reacted with phenol to produce phenolphthalein, used as an indicator, a dye, and a pharmaceutical.
它与酚反应生产酚酞，可用作指示剂、染料和医药。
tā yǔ fēn fǎn yìng shēng chǎn fēn tài , kě yòng zuò zhǐ shì jì 、 rǎn liào hé yī yào 。
www.infopetro.com.cn
2.
The mixed indicator of thymolphthalein with phenolphthalein was applied as the new indicator for the determination of maleic anhydride.
提出了采用百里酚酞和酚酞混合指示剂作为顺丁烯二酸酐含量测定的新指示剂。
tí chū le cǎi yòng bǎi lǐ fēn tài hé fēn tài hùn hé zhǐ shì jì zuò wéi shùn dīng xī èr suān gān hán liàng cè dìng de xīn zhǐ shì jì 。
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3.
OBJECTIVE: To evaluate the uncertainty in the determination of the content of phenolphthalein tablet by UV spectrophotometry .
目的：评定以紫外分光光度法测定酚酞片含量的不确定度。
mù dì : píng dìng yǐ zǐ wài fēn guāng guāng dù fǎ cè dìng fēn tài piàn hán liàng de bù què dìng dù 。
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4.
The causes of producing error results were analyzed at detecting alkaline cell seal characteristics, using phenolphthalein solution.
分析了用酚酞试剂检测碱性电池密封性能产生错误结果的原因。
fēn xī le yòng fēn tài shì jì jiǎn cè jiǎn xìng diàn chí mì fēng xìng néng chǎn shēng cuò wù jié guǒ de yuán yīn 。
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5.
CHEMICAL ANALYSIS OF ORGANIC PHTHALATES. DETERMINATION OF ACIDITY TO PHENOLPHTHALEIN.
有机酞酸盐的化学分析.酸度的酚酞法测定
yǒu jī tài suān yán de huà xué fēn xī . suān dù de fēn tài fǎ cè dìng
www.mapeng.net
6.
Phenolphthalein : Toxic organic dye. It should be handled with the usual precautions.
酚酞：有毒的有染料，像平时一样谨慎处理。
fēn tài : yǒu dú de yǒu rǎn liào , xiàng píng shí yí yàng jǐn shèn chǔ lǐ 。
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7.
The assay of content of methoxamine hydrochloric acid using phenolphthalein indicator and NaOH as titrant was developed.
提出了以酚酞为指示剂，氢氧化钠为滴定剂测定甲氧胺盐酸盐含量的方法。
tí chū le yǐ fēn tài wèi zhǐ shì jì , qīng yǎng huà nà wèi dī dìng jì cè dìng jiǎ yǎng àn yán suān yán hán liàng de fāng fǎ 。
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8.
Methyl orange and phenolphthalein are other indicators frequently used by chemists.
甲基橙和酚化学家经常使用的其他指标。
jiǎ jī chéng hé fēn huà xué jiā jīng cháng shǐ yòng de qí tā zhǐ biāo 。
wenwen.soso.com
9.
It is by transparent propylene varnish, phenolphthalein indicator is mixed catch pink alkalescent medium to mix make.
它是由透明丙烯清漆、酚酞指示剂和染成粉红色的碱性介质混合制成。
tā shì yóu tòu míng bǐng xī qīng qī 、 fēn tài zhǐ shì jì hé rǎn chéng fěn hóng sè de jiǎn xìng jiè zhì hùn hé zhì chéng 。
www.showxiu.com
10.
Phenolphthalein or indicator of such a kind is used as colour indicator.
本发明还可加入酚酞或酚酞类酸碱指示剂作显色指示。
běn fā míng hái kě jiā rù fēn tài huò fēn tài lèi suān jiǎn zhǐ shì jì zuò xiǎn sè zhǐ shì 。
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