About: http://webisa.webdatacommons.org/62065460

Property	Value
http://www.w3.org/1999/02/22-rdf-syntax-ns#type	http://www.w3.org/ns/prov#Entity
http://www.w3.org/ns/prov#value	The chromatographic column renders the detector 48 selective by spatially separating the butene, or other alkene, from the other components of the ambient air as it passes through the column.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com