Water, propan-1-ol, phenolphthalein sodium salt, sodium hydroxide, methyl red, bromothymol blue monosodium salt, thymol blue monosodium salt.
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Universal indicator is a mixture of several different dyes that change color in response to different pH levels. This allows it to provide a visual indication of the acidity or alkalinity of a solution across a wide range of pH values.
Universal indicator is just that - an indicator. It is not intended as an accurate measurement system.
Water is NOT Universal Indicator. Water is often referred to as a Universal Solvent as a large number of substances are soluble in it. Universal Indicator is a chemical agent that can be used to test the pH of a liquid.
A neutral solution will turn universal indicator green.
The color of universal indicator solution in a neutral solution is green.
An acidic substance will turn universal indicator orange. This occurs because universal indicator contains a mixture of dyes that change color based on the pH of the solution. In an acidic environment, the indicator will shift towards the orange end of the color spectrum.