About: http://webisa.webdatacommons.org/57071887

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	As for cerium, zirconium, and other metal compounds used in the present invention, they are preferably in salt forms.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com