PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • The free bases of the formula I can, if desired, be liberated from their salts by treating with strong bases, such as sodium or potassium hydroxide, or sodium or potassium carbonate.
http://www.w3.org/ns/prov#wasQuotedFrom
  • patents.com