bn:00000905n
Noun Concept
Categories: Equilibrium chemistry, Titration, Indicators
EN
acid-base indicator  pH indicator  acid-base indicators  Acid base indicator  acidity or alkalinity
EN
An indicator that changes color on going from acidic to basic solutions WordNet 3.0
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EN
An indicator that changes color on going from acidic to basic solutions WordNet 3.0 & Open English WordNet
A pH indicator is a halochromic chemical compound added in small amounts to a solution so the pH of the solution can be determined visually or spectroscopically by changes in absorption and/or emission properties. Wikipedia
A chemical detector for protons in acid-base titrations. Wikipedia Disambiguation
Halochromic chemical compound added in small amounts to a solution so the pH of the solution can be determined visually Wikidata
A substance that shows the acidity or alkalinity of a solution by its colour. Wiktionary