HyperDic: methyl_orange

English > 1 sense of the expression methyl orange:
NOUNsubstancemethyl orangean azo dye used as an acid-base indicator
English > methyl orange: 1 sense > noun 1, substance
MeaningAn azo dye used as an acid-base indicator; used for titrations involving weak bases.
Broaderacid-base indicatorAn indicator that changes color on going from acidic to basic solutions
azo dyeAny dye containing one or more azo groups

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