About: http://webisa.webdatacommons.org/252544254

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 chamber is then purged with an inert gas such as Ar or N2 and then, vacuum purged to remove substantially all of the non-chemically reacted second reactant from the chamber.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com