@prefix cc: . @prefix void: . @prefix ssd: . @prefix owl: . @prefix xsd: . @prefix skos: . @prefix rdfs: . @prefix version: . @prefix qb: . @prefix dgu: . @prefix dct: . @prefix ui: . @prefix rdf: . @prefix reg: . @prefix ldp: . @prefix time: . @prefix api: . @prefix vann: . @prefix vs: . @prefix prov: . @prefix foaf: . @prefix dc: . a , skos:Concept ; rdfs:label "Particle Number Density [Particles per molecule of air]" ; dct:description "Particle Number Density [Particles per molecule of air]" ; skos:definition "Particle Number Density [Particles per molecule of air]" ; skos:notation 1862 ; skos:prefLabel "Particle Number Density [Particles per molecule of air]" .