About: http://webisa.webdatacommons.org/52657375

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 membrane is made from a polymer material, for example a material chosen from high-density polyethylene (PE-HD), polyamide, nitrocellulose, polyester, phenol-formol resin (PF resin), perfluoroalkoxy resin (PFA) and fluorocarbon resin.
http://www.w3.org/ns/prov#wasQuotedFrom	google.es