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NALT Concept Space
U.S. Department of Agriculture

NALT Full

Concept information

  1. Research, Technology, Methods
  2. chemical substances
  3. technical chemicals
  4. dyes
  5. azo dyes
  6. Congo red

Preferred term

Congo red

Type

  • Chemical

Definition

  • Information The sodium salt of benzidinediazo-bis-1-naphthylamine-4-sulfonic acid; a diazo dye that is red in alkaline solution and blue in acid solution and used especially as an indicator and as a biological stain.

    Source: NCI Thesaurus

    Type: Concept definition

Broader concept

Related concepts

Synonyms

  • Congo red dye

In other languages

URI

https://lod.nal.usda.gov/nalt/289330

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RDF/XML TURTLE JSON-LD Created 1/5/17, last modified 11/10/17