@prefix isq: <https://w3id.org/standards/isq/ontologies/core/> .
@prefix smart: <https://example.org/smart-sdu/> .
@prefix rdf: <http://www.w3.org/1999/02/22-rdf-syntax-ns#> .
@prefix dcterms: <http://purl.org/dc/terms/> .
@prefix skos: <http://www.w3.org/2004/02/skos/core#> .

<isq:t4-4>
  a isq:Entry ;
  rdf:type isq:Quantity ;
  rdf:type smart:TermEntry ;
  dcterms:identifier "4-4" ;
  skosxl:prefLabel "relative mass density"@en ;
  skosxl:altLabel "relative density"@en ;
  skosxl:altLabel "d"@en ;
  skos:definition "quotient of mass density of a substance stem:[rho] and mass density of a\nreference substance stem:[rho_0]:\n\nstem:[d = rho/rho_0]\n"@en ;
  smart:hasBindingnessType "bindingness-type:normative" ;
  dcterms:isPartOf <isq:part-4> ;
  isq:hasUnit [
    skos:notation "1" ;
    skosxl:prefLabel "one"@en
  ] ;
  skos:note "Conditions and material should be specified for the reference substance."@en ;
  iso:urn <urn:iso:std:iso:80000:-4:ed-2:en:item:4-4> .