What is Universal indicator solution used for?
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The indicator is used to determine acidity or alkalinity of various substances such as soil, sewage, sludge, food etc. Solutions and liquids such as water, waste water, etc. Universal indicator is used more than other indicators because it has a wide range of results.
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A universal indicator is a test to measure the pH value of a liquid. The solution that is used has several chemical indicators in it. This means that the indicator is able to show different colours (and therefore pH value ranges).
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