About: http://webisa.webdatacommons.org/133296920

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	Even the ion trap mass spectrometer (21, 22, 23) can be replaced by other types of mass spectrometer.
http://www.w3.org/ns/prov#wasQuotedFrom	google.es