Work in progress

<rdf:RDF
    xmlns:rdf="http://www.w3.org/1999/02/22-rdf-syntax-ns#"
    xmlns:j.0="http://qudt.org/schema/qudt/"
    xmlns:j.1="http://purl.org/dc/terms/"
    xmlns:owl="http://www.w3.org/2002/07/owl#"
    xmlns:rdfs="http://www.w3.org/2000/01/rdf-schema#"
    xmlns:xsd="http://www.w3.org/2001/XMLSchema#" > 
  <rdf:Description rdf:about="http://qudt.org/vocab/quantitykind/PH">
    <rdf:type rdf:resource="http://qudt.org/schema/qudt/QuantityKind"/>
    <j.1:description rdf:datatype="http://www.w3.org/1999/02/22-rdf-syntax-ns#HTML">Chemicals or substances having a pH less than 7 are said to be acidic; more than 7 means basic.</j.1:description>
    <j.0:applicableUnit rdf:resource="http://qudt.org/vocab/unit/PH"/>
    <j.0:hasDimensionVector rdf:resource="http://qudt.org/vocab/dimensionvector/A0E0L0I0M0H0T0D1"/>
    <j.0:informativeReference rdf:datatype="http://www.w3.org/2001/XMLSchema#anyURI">https://en.wikipedia.org/wiki/Acid</j.0:informativeReference>
    <j.0:informativeReference rdf:datatype="http://www.w3.org/2001/XMLSchema#anyURI">https://en.wikipedia.org/wiki/PH</j.0:informativeReference>
    <j.0:plainTextDescription>Chemicals or substances having a pH less than 7 are said to be acidic; more than 7 means basic.</j.0:plainTextDescription>
    <rdfs:isDefinedBy rdf:resource="http://qudt.org/2.1/vocab/quantitykind"/>
    <rdfs:label xml:lang="en">PH</rdfs:label>
  </rdf:Description>
</rdf:RDF>

@prefix owl: <http://www.w3.org/2002/07/owl#> .
@prefix rdf: <http://www.w3.org/1999/02/22-rdf-syntax-ns#> .
@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> .
@prefix xsd: <http://www.w3.org/2001/XMLSchema#> .

<http://qudt.org/vocab/quantitykind/PH>
  rdf:type <http://qudt.org/schema/qudt/QuantityKind> ;
  <http://purl.org/dc/terms/description> "Chemicals or substances having a pH less than 7 are said to be acidic; more than 7 means basic."^^rdf:HTML ;
  <http://qudt.org/schema/qudt/applicableUnit> <http://qudt.org/vocab/unit/PH> ;
  <http://qudt.org/schema/qudt/hasDimensionVector> <http://qudt.org/vocab/dimensionvector/A0E0L0I0M0H0T0D1> ;
  <http://qudt.org/schema/qudt/informativeReference> "https://en.wikipedia.org/wiki/Acid"^^xsd:anyURI ;
  <http://qudt.org/schema/qudt/informativeReference> "https://en.wikipedia.org/wiki/PH"^^xsd:anyURI ;
  <http://qudt.org/schema/qudt/plainTextDescription> "Chemicals or substances having a pH less than 7 are said to be acidic; more than 7 means basic." ;
  rdfs:isDefinedBy <http://qudt.org/2.1/vocab/quantitykind> ;
  rdfs:label "PH"@en ;
.

{"resource":"PH" 
 ,"qname":"quantitykind:PH" 
 ,"uri":"http:\/\/qudt.org\/vocab\/quantitykind\/PH" 
 ,"properties":["applicable unit":"unit:PH" 
    ,"description":"Chemicals or substances having a pH less than 7 are said to be acidic; more than 7 means basic." 
    ,"description (plain text)":"Chemicals or substances having a pH less than 7 are said to be acidic; more than 7 means basic." 
    ,"has dimension vector":"dimension:A0E0L0I0M0H0T0D1" 
    ,"informative reference":"https:\/\/en.wikipedia.org\/wiki\/Acid" 
    ,"informative reference":"https:\/\/en.wikipedia.org\/wiki\/PH" 
    ,"isDefinedBy":"<http:\/\/qudt.org\/2.1\/vocab\/quantitykind>" 
    ,"label":"PH" 
    ,"type":"qudt:QuantityKind" 
    ]}

{
  "@id" : "http://qudt.org/vocab/quantitykind/PH",
  "@type" : "http://qudt.org/schema/qudt/QuantityKind",
  "description" : "Chemicals or substances having a pH less than 7 are said to be acidic; more than 7 means basic.",
  "applicableUnit" : "http://qudt.org/vocab/unit/PH",
  "hasDimensionVector" : "http://qudt.org/vocab/dimensionvector/A0E0L0I0M0H0T0D1",
  "informativeReference" : [ "https://en.wikipedia.org/wiki/Acid", "https://en.wikipedia.org/wiki/PH" ],
  "plainTextDescription" : "Chemicals or substances having a pH less than 7 are said to be acidic; more than 7 means basic.",
  "isDefinedBy" : "http://qudt.org/2.1/vocab/quantitykind",
  "label" : {
    "@language" : "en",
    "@value" : "PH"
  },
  "@context" : {
    "description" : {
      "@id" : "http://purl.org/dc/terms/description",
      "@type" : "http://www.w3.org/1999/02/22-rdf-syntax-ns#HTML"
    },
    "applicableUnit" : {
      "@id" : "http://qudt.org/schema/qudt/applicableUnit",
      "@type" : "@id"
    },
    "hasDimensionVector" : {
      "@id" : "http://qudt.org/schema/qudt/hasDimensionVector",
      "@type" : "@id"
    },
    "informativeReference" : {
      "@id" : "http://qudt.org/schema/qudt/informativeReference",
      "@type" : "http://www.w3.org/2001/XMLSchema#anyURI"
    },
    "plainTextDescription" : {
      "@id" : "http://qudt.org/schema/qudt/plainTextDescription"
    },
    "isDefinedBy" : {
      "@id" : "http://www.w3.org/2000/01/rdf-schema#isDefinedBy",
      "@type" : "@id"
    },
    "label" : {
      "@id" : "http://www.w3.org/2000/01/rdf-schema#label"
    },
    "rdf" : "http://www.w3.org/1999/02/22-rdf-syntax-ns#",
    "owl" : "http://www.w3.org/2002/07/owl#",
    "xsd" : "http://www.w3.org/2001/XMLSchema#",
    "rdfs" : "http://www.w3.org/2000/01/rdf-schema#"
  }
}