About: http://webisa.webdatacommons.org/422158110

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	Useful active rare earth dopant precursors include active rare earth halogen salts, active rare earth nitrates, sulfates, ketonates, alkoxides, carboxylates including acetates, ??-diketonates, and fluoro -??-diketonates.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com