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nitroso dye [1 record]

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Filter results by subject field

Alphabetical list of terms

Record 1 1986-12-23

English

Subject field(s)
  • Dyes and Pigments (Industries)
  • Textiles: Preparation and Processing
CONT

Nitroso dyes. By treating beta-naphthol with nitrous acid, alpha-nitroso- beta-naphthol is obtained, which reacts with an iron salt such as ferrous sulfate to give Pigment Green B ....

DEF

Dyes whose molecules contain the -NO or =NOH chromophore group.

French

Domaine(s)
  • Teintures et pigments (Industries)
  • Apprêt et traitements divers (Textiles)
CONT

Colorants nitrosés. Ils sont caractérisés par la présence d'au moins un groupe nitroso -N=O [...]. Il s'agit donc de phénols ou de naphtols nitrosés qui, traités par des sels métalliques (par exemple de fer), donnent des chélates vert olive ou bruns [...]

Spanish

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