About: http://webisa.webdatacommons.org/141963918

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	lead monoxide, oxides of antimony such as Sb.sub.2 O.sub.3, or Sb.sub.2 O.sub.5, vanadium e.g. V.sub.2 O.sub.5 or mixtures thereof.
http://www.w3.org/ns/prov#wasQuotedFrom	patentgenius.com