PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Organic chemicals include alcohols, alfol esters, glycol ethers, halogenated hydrocarbons, organometallics, silicones, oils, greases, petroleum distillates, waxes, and other hydrocarbon compounds.
http://www.w3.org/ns/prov#wasQuotedFrom
  • globalspec.com