About: http://webisa.webdatacommons.org/309834375

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 nature of the materials for such a membrane as well as a method of making it are set forth in greater detail hereinafter.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com