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: Different '''indicators''' will have a different range of colours for different [[pH]] values.
: A good '''indicator''' can be added to [[solution]] without affecting the [[pH]] of the [[solution]]. If an '''indicator''' change the [[pH]] of a [[solution]] it could not give an [[accurate]] [[reading]].
Some '''indicators''' you should know:
*[[Litmus Paper]]
*[[Red Cabbage Indicator]]
*[[Universal Indicator]]
*[[Phenolphthalein]]
*[[Methyl Organge]]
*[[Bromothymol Blue]]
===Examples===