About: http://webisa.webdatacommons.org/407096535

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	These catalysts are prepared by thermal decomposition of the halides under oxidizing conditions, followed by comminution, washing, reduction, e.g. with hydrogen or carbon monoxide, and further comminution, and washing.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com