Examples of 'phenolphthalein' in a sentence
Meaning of "phenolphthalein"
Phenolphthalein is a chemical compound often used as an acid-base indicator to determine the pH of a solution by changing color at different pH levels
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- A white or yellowish-white crystalline compound C₂₀H₁₄O₄ used in medicine as a laxative and in analysis as an indicator because its solution is brilliant red in alkalies and is decolorized by acids.
How to use "phenolphthalein" in a sentence
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phenolphthalein
Phenolphthalein turns pink in the presence of potatoes.
Alkalinity is expressed as phenolphthalein alkalinity or total alkalinity.
In one application the indicator used is phenolphthalein.
Mixtures of phenolphthalein and thymolphthalein are especially desirable.
After conforming complete neutralization by using a phenolphthalein indicator.
Phenolphthalein also reacts with hydroxide.
Three or four drops of phenolphthalein indicator solution are added.
Phenolphthalein is used as an acid or base indicator.
Particularly preferred is the indicator phenolphthalein.
Phenolphthalein indicated blood on the undercarriage and rims.
Colorimetric endpoints are usually determined with phenolphthalein indicator.
Phenolphthalein changes color depending on the pH of the medium.
Add five drops of phenolphthalein indicator and swirl to mix.
Phenolphthalein test indicates it is blood.
Cyclodextrins are known to be capable of forming inclusion complexes with phenolphthalein.
See also
Several drops of phenolphthalein alcohol solution is added as an indicator.
Cool with an ice bath and add phenolphthalein indicator.
Phenolphthalein excluding iodophenolphthalein.
In particular sunscreen compositions containing as visual indicator phenolphthalein are disclosed.
Phenolphthalein is not magic.
The oil was washed with water until a neutral reaction of phenolphthalein.
Phenolphthalein is a robust chromophore and will colour in most bleach environments.
Neither does phenolphthalein.
Phenolphthalein works somewhat differently as it is naturally colorless but turns pink in alkaline solutions.
This means that they will turn phenolphthalein from colorless to pink.
The reactor product would be neutralized by the addition of acetic acid to a phenolphthalein endpoint.
A reagent such as phenolphthalein or methyl orange will produce such an indication.
I am going to use phenolphthalein.
Certain derivatives of phenolphthalein have also been used as dihydric phenols to prepare polycarbonate resins.
All of these methods are based on a neutralization titration method using phenolphthalein as an indicator.
When grown on a nutrient agar containing phenolphthalein diphosphate the bacterium produces phosphatase.
The resulting fatty acid soaps are titrated with standardized HCl to a phenolphthalein endpoint.
Individuals who may have been exposed to phenolphthalein should consult with their health practitioner.
The distillate was titrated with standard solution of potassium hydroxide using phenolphthalein as indicator.
These phenolphthalein and phenolphthalimidine homo and copolycarbonates have several disadvantages that limit their usefulness.
Titrate the solution with sulphuric acid against phenolphthalein until it becomes colourless.
Donating electrons to hemoglobin converts the phenolphthalin back into the intensely colored phenolphthalein.
Phenolphthalein and Luminol are useless.
The alkali metal detergents titrate basic to both bromophenol blue and phenolphthalein indicators.
Phenolphthalein is an indicator used in acid-base titrations.
Disodium hydrogenphosphate is produced by neutralizing phosphoric acid with soda solution using phenolphthalein as indicator.
Besides being a laxative, phenolphthalein is a sensitive pH indicator.
A similar compound that has been considered for use as a marker is Phenolphthalein.
Phenolphthalein is often used as an indicator in acid-base titrations.
The solution is alkaline and can make Phenolphthalein red.
However, phenolphthalein can induce skin rashes and eruptions.
Neutrality is visualized using a colored indicator, phenolphthalein.
After washing with ether, the phenolphthalein crystallizes easily.
After that, concrete alkalinity was checked by using phenolphthalein.
The phenolphthalein molecule is colorless, and the phenolphthalein ion is pink.
