About: http://webisa.webdatacommons.org/356141147

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, polyethylene glycol is used, for example PEG 400, which is available from suppliers such as Aldrich, Sigma Chemical Co. and others.
http://www.w3.org/ns/prov#wasQuotedFrom	google.es