Bromothymol blue is the pH indicator used in the citrate test. It turns blue at an alkaline pH, indicating that citrate has been utilized by the bacteria.
If you are testing with Universal Indicator or the Litmus Test it will turn red.
The test used for detecting chemicals with carcinogenic potential is the Ames test. This test uses bacteria to detect mutations induced by the chemical being tested, which can indicate its carcinogenic potential.
Benedict solution is the chemical indicator for simple sugars.
urinary analysis
An indicator does not need to indicate for only one substance. Depending on the field, sometimes it does and sometimes it does not. If it is a drug test where an artificial drug is similar to a natural substance, then an indicator should test for just the illegal substance. In a mine, a number of valuable chemicals are found together. In that case a broad test can be used. You do not care if the chemical reaction shows if any of the desired chemicals are present. If the test is positive, you want to mine the ore. If it is negative, you will save your money.
White vinegar or citric acid can be used as household chelating agents to help remove metal stains from a pool. These chemicals can bind to metal ions and prevent them from staining pool surfaces. Follow manufacturer guidelines and test the water regularly to ensure proper balance.
we use test tube to hold chemicals and heat and chemicals.
It is the Meyers-Briggs Type Indicator personality test.
with some poo
to test and hold chemicals in
Bromothymol blue is the pH indicator used in the citrate test. It turns blue at an alkaline pH, indicating that citrate has been utilized by the bacteria.
A universal indicator or pH paper can be used to test if something is acidic. This test is based on a color change in the indicator or paper when it comes into contact with acidic substances.
Chemicals are often mixed in test tubes
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Aspire.
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