Orcein (noun) Definition, Meaning & Examples

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noun Chemistry.
  1. a red dye, the principal coloring matter of cudbear and orchil, obtained by oxidizing an ammoniacal solution of orcinol.
noun
  1. a brown crystalline material formed by the action of ammonia on orcinol and present in orchil: used as a dye, biological stain, and antiseptic. Formula: C 28 H 24 O 7 N 2
Orcein (noun) Definition, Meaning & Examples

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