PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Chemical sensitizers include gold compounds such as chloroaurates, and gold trichloride, etc., the salts of noble metals such as platinum, palladium, iridium or rhodium, sulfur compounds such as sodium thiosulfate which react with silver salts and form silver sulfide, stannous salts, amines and other reducing substances.
http://www.w3.org/ns/prov#wasQuotedFrom
  • google.com.au