PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • In response, many CHEMIDplus records now provide boiling point, melting point, solubility, molecular weight, and other data.
http://www.w3.org/ns/prov#wasQuotedFrom
  • nih.gov