Examples of using Ph indicator in English and their translations into Vietnamese
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It is also a pH indicator.
Because acidity and alkalinity relate to pH, they may also be known as pH indicators.
Method of pH indicator.
Purple andwine red flowers can be used as pH indicators.
This is a property of pH indicators, whose molecular structure changes upon certain changes in the surrounding pH. .
Many home chemicals are natural pH indicators.
Bromophenol blue is a pH indicator- that is, it changes colour depending on the surrounding acidity or alkalinity.
Perhaps the best known pH indicator is litmus.
Peptone metabolism by Shigella and Salmonella alkalises the medium, turning a pH indicator blue.
Phenol red(also known as phenolsulfonphthalein or PSP) is a pH indicator frequently used in cell biology laboratories.
It is an important synthesis intermediates for pharmaceuticals,pesticides and also PH indicator.
A solution of phenol red is used as a pH indicator, often in cell culture.
These anthocyanins are peculiar in that they're pH-sensitive,and this allows them to be used as pH indicators.
A solution of phenol red is used as a pH indicator, often in cell culture.
It is a pH indicator regularly used during titration as it has a distinct colour change at different pH values.
Vinegar contains acetic acid that affects the pH indicator in red cabbage water.
Phenolphthalein, commonly used as a pH indicator, turns pink in the presence of a base such as ammonia fumes or sodium carbonate.
For example,lactose fermenters turn a deep red when this pH indicator is used.
You can alsomeasure the pH using test strips or pH indicator fluids, although there are advantages of using a pH meter.
During fermentation of the sugar, acid is formed and the pH of the medium drops,changing the color of the pH indicator.
It is quite easy to measure the pH- you need some pH indicators such as litmus paper or a pH testing set.
The nanoflower is able to recognize the bacteria and amplify its signal so thatit can be seen with a simple handheld pH meter or pH indicator paper strip.
Furthermore, the juice of redcabbage can be used as a home-made pH indicator, turning red in acid and green/yellow in basic solutions.
This raises the pH of the medium, allowing the pathogenic strain to be differentiated from othernon-pathogenic E. coli strains through the action of the pH indicator in the medium.
The universal indicator and any other liquid pH indicator are destroyed by bleach, rendering them useless for testing the pH. .
Phenol red, sometimes labelled with a different name, such as"Guardex Solution 2",is used as a pH indicator in home swimming pool test kits.[13].
Due to its color changes on pH value and its intense colouring,red cabbage dye has been used as a pH indicator in pharmaceutical formulations or as a antioxidants and colorants in food systems, respectively.
A Universal indicator is a pH indicator composed of a blend of several compounds that exhibits several smooth colour changes over a pH value range from 1-14 to indicate the acidity or basicity of solutions.
Several plants and household chemicals can be used as pH indicators, but in a lab setting, these are the most common chemicals used as indicators: .