About: http://webisa.webdatacommons.org/250834334

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	Suitable membrane filtration systems are available from suppliers such as Koch Membrane Systems, Inc. (Wilmington, Mass.), Osmonics, Inc. (Minnetonka, Minn.), PCI (UK), and SCT (France).
http://www.w3.org/ns/prov#wasQuotedFrom	google.com