About: http://webisa.webdatacommons.org/436216884

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 first step is a first separation membrane 18, the second step is a second separation membrane 20 and the third step is an analytical membrane 22.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com