@prefix nalt: <https://lod.nal.usda.gov/nalt/> .
@prefix skos: <http://www.w3.org/2004/02/skos/core#> .
@prefix dc: <http://purl.org/dc/terms/> .
@prefix xsd: <http://www.w3.org/2001/XMLSchema#> .
@prefix ns0: <https://lod.nal.usda.gov/naltv#> .
@prefix rdf: <http://www.w3.org/1999/02/22-rdf-syntax-ns#> .
@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> .
@prefix owl: <http://www.w3.org/2002/07/owl#> .

nalt:289330
  a <https://lod.nal.usda.gov/naltv#Chemical>, skos:Concept ;
  dc:modified "2017-11-10"^^xsd:date ;
  skos:hiddenLabel "Congo-red"@en, "Congo red-based"@en ;
  skos:altLabel "Congo red dye"@en ;
  skos:definition nalt:289330_def ;
  skos:prefLabel "rojo congo"@es, "Congo red"@en ;
  skos:related nalt:174, nalt:277626 ;
  skos:inScheme <https://lod.nal.usda.gov/nalt> ;
  skos:broader nalt:7335 ;
  dc:created "2017-01-05"^^xsd:date ;
  ns0:marc001 "80795" .

nalt:289330_def
  rdf:value "Sal de sodio de ácido bencidina diazo-bis-1-naftilamina-4-sulfónico, un colorante diazoico que es rojo en una disolución alcalina y azul en una disolución ácida y que es utilizado especialmente como indicador y colorante biológico."@es, "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."@en ;
  dc:source "NCI Thesaurus" ;
  a ns0:Definition .

ns0:Chemical
  rdfs:label "Chemical"@en ;
  a owl:Class .

nalt:174
  skos:prefLabel "unión de colorante"@es, "dye binding"@en ;
  a ns0:Topic, skos:Concept ;
  skos:related nalt:289330 .

nalt:277626
  skos:prefLabel "coloración"@es, "staining"@en ;
  a ns0:Topic, skos:Concept ;
  skos:related nalt:289330 .

<https://lod.nal.usda.gov/nalt>
  rdfs:label "NALT Full"@en ;
  a skos:ConceptScheme .

nalt:7335
  skos:prefLabel "colorantes azo"@es, "azo dyes"@en ;
  a ns0:Chemical, skos:Concept ;
  skos:narrower nalt:289330 .