@prefix envthes: <http://vocabs.lter-europe.net/EnvThes/> .
@prefix skos: <http://www.w3.org/2004/02/skos/core#> .
@prefix dc: <http://purl.org/dc/terms/> .

envthes:
  skos:prefLabel "EnvThes"@en ;
  a skos:ConceptScheme .

envthes:20882
  skos:inScheme envthes: ;
  a skos:Concept ;
  skos:note "[source of definition ] Compendium of Chemical Terminology, 2nd edition McNaught, A.D. and Wilkinson, A. Blackwell Science, 1997 [ISBN 0-86542-684-8]\" , \"[controlled by ] Mauro Bastianini 6.6.13"@en ;
  skos:scopeNote "US LTER controlled vocabulary"@en ;
  skos:exactMatch <https://vocab.lternet.edu/vocab/vocab/?tema=257> ;
  skos:definition "is recommended by IUPAC as a general term for all ions of hydrogen and its isotopes."@en ;
  skos:broader envthes:20748 ;
  skos:prefLabel "hydrogen ion"@en ;
  dc:creator "herbert.schentz@umweltbundesamt.at"@en .

envthes:20748
  skos:prefLabel "chemical substance"@en ;
  a skos:Concept ;
  skos:narrower envthes:20882 .