Saxon blue

English

Etymology

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Noun

Saxon blue (uncountable)

  1. A solution of indigo in concentrated sulphuric acid, used as a dye

Synonyms
  • Saxony blue, Großenhainer Blau, Hayner Blau, indigo carmine, FD&C Blue #2 in the US, and E132 in the EU

See also

References
  • OED 2nd Edition
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