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Halochromism

A halochromic material is a material which changes colour when pH changes occur. The term ‘chromic’ is defined for materials that can change colour reversibly with the presence of an external factor. In this case, the factor is pH. One class of compounds with this property are pH indicators.

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Halochromism

Nodes7
Edges6
Triples0
Avg. degree1.71
Density0.285714
Components1

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ph halochromic colour substances change changes occur solutions unknown conjugated factor indicators used solution result systems range acidity material term

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