PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Accordingly, there is a need for a method of producing stable ferrous nitrate solutions and stable nitrate solutions comprising a desired ratio of ferric to ferrous iron.
http://www.w3.org/ns/prov#wasQuotedFrom
  • freshpatents.com