@prefix cpm: . @prefix dc: . @prefix dcat: . @prefix dce: . @prefix dct: . @prefix dcterms: . @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 sdo: . @prefix semapv: . @prefix skos: . @prefix sssom: . @prefix void: . @prefix xsd: . rdf:type sdo:DefinedTerm ; sdo:description "The standard error of the mean (defined as the standard deviation divided by the square root of the sample size) of multiple determinations of the specified phenomenon." ; sdo:inDefinedTermSet ; sdo:name "Activity standard error of protactinium-231 {231Pa CAS 14331-85-2} per unit mass of the water body [particulate 0.8-51um phase] by filtration"@en ; sdo:termCode "PAKG1ER5" .