About: http://webisa.webdatacommons.org/184612494

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	Preferably the composition has been filtered through a filter having a mean pore size below 10 ??m, more preferably below 2 ??m, especially below 1 ??m, more especially below 0.45 ??m.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com