PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Suitable chemical sensitizers include gold compounds such as gold trichloride, salts of noble metals such iridium and rhodium; sulfur compounds capable of forming silver sulfide by causing reaction with a silver salt such as sodium thiosulfate; amines, stannous salts, and other reducing compounds.
http://www.w3.org/ns/prov#wasQuotedFrom
  • google.com.au