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Phenolphthalein's common use is as an indicator in acid-base titrations. It also serves as a component of universal indicator, together ...



Acid - Base indicators (also known as pH indicators) are substances which ... Phenolphthalein is an example of an indicator which establishes this type of ...

Acid-Base Indicators - Chemistry Department - Elmhurst College


Phenolphthalein is an indicator of acids (colorless) and bases (pink). Sodium hydroxide is a base, and it was in the pitcher at the beginning, so when added to  ...

Acid-Base Indicator Color Chart


Phenolphthalein is a common indicator to use in neutralization titrations. The solution is considered neutral when it holds a very faint pink color for half a minute ...

www.ask.com/youtube?q=Phenolphthalein Indicator&v=AIiQce07u2o
Sep 15, 2010 ... Ward's Science AP Chemistry Lab 11 - Determining the Appropriate pH Indicator for an Acid/Base Titration.

Acid and Base Indicators - Chemwiki


Oct 10, 2013 ... Phenolphthalein is an indicator of acids (colorless) and bases (pink). Sodium hydroxide is a base, and it was in the pitcher at the beginning, ...

www.ask.com/youtube?q=Phenolphthalein Indicator&v=MhLKxDtYWFU
Apr 17, 2012 ... Phenolphthalein is used as an acid - base indicator. It is colorless in solutions up to pH 8.2. Phenolphthalein indicator is pink or fuchsia in ...

BBC - GCSE Bitesize Science - Titrations : Revision


The pH scale for acids and alkalis goes from 0 (strongly acidic) to 14 (strongly alkaline). Litmus and phenolphthalein are single indicators used to show whether  ...

Phenolphthalein pH Indicator, 30mL (1 oz.) - The Science Company


This 30ml (one ounce) bottle of phenolphthalein is commonly used as an acid- base indicator, 8.2 (colorless) - 10 (red). It comes packed in a convenient squeeze ...

phenolphthalein | chemical compound | Britannica.com


Sep 25, 2015 ... (C 20 H 14 O 4), an organic compound of the phthalein family that is widely employed as an acid - base indicator. As an indicator of a solution's ...

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acid-base indicators - Chemguide


Describes how indicators work, and their use in various acid-base titrations. ... Phenolphthalein is another commonly used indicator for titrations, and is another  ...

phenolphthalein | C20H14O4 - PubChem


Phenolphthalein is an organic compound used as a laboratory reagent and pH indicator. Phenolphthalein exerts laxative effects by stimulating the intestinal ...



Indicators are substances whose solutions change color due to changes in pH. These are called acid-base ... Phenolphthalein, Colorless, 8.2 - 10.0, Pink.