@prefix cpm: . @prefix dc: . @prefix dcat: . @prefix dce: . @prefix dct: . @prefix grg: . @prefix iop: . @prefix ns0: . @prefix ns1: . @prefix owl: . @prefix pav: . @prefix prov: . @prefix puv: . @prefix qudt: . @prefix rdf: . @prefix rdfs: . @prefix reg: . @prefix semapv: . @prefix skos: . @prefix sssom: . @prefix void: . rdf:type skos:Concept ; dce:identifier "SDN:S04::S04384" ; dc:date "2006-10-06 13:47:30.0" ; dc:identifier "SDN:S04::S04384" ; dc:isVersionOf ; pav:authoredOn "2006-10-06 13:47:30.0" ; pav:version "1" ; void:inDataset ; owl:deprecated "false" ; owl:versionInfo "1" ; skos:altLabel "" ; skos:broader ; skos:definition "An ice core dating technique based on counting annual layers identified by chemical analysis. The analytical technique used is a form of chromatography using a conductivity detector where a combination of weak ionic solvents are used to separate anions and cations of a solution, with the contribution of the solvent to conductivity suppressed just prior to detection."@en ; skos:notation "SDN:S04::S04384" ; skos:note "accepted"@en ; skos:prefLabel "annual layer counting based on ion chromatography chemistry"@en .