About: http://webisa.webdatacommons.org/320246903

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	Typically the membrane comprises a flexible, nonwoven paper-like sheet of material such as nitrocellulose, nylon and combinations thereof, or other materials having similar immobilizing properties.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com