methyl orange ExamplesWord Origin noun Chemistry.
- an orange-yellow, slightly water-soluble powder, C14H14N3NaO3S, used chiefly as an acid-base indicator.
Compare. Origin of methyl orange First recorded in 1880–85 Also called gold orange, , orange III, tropaeolin D, tropeolin D. Examples from the Web for gold orange Historical Examples of gold orange
Tint with methyl-orange and titrate with semi-normal ammonia.
Cornelius Beringer and John Jacob Beringer