PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • The Hg/As removal media described herein is effective on all sources of mercury and arsenic including organic types of mercury and arsenic, including organic mercury and arsenic compounds, mercury metal (zero valent); arsenite and arsenate compounds; arsenic ions (both III and V valent); and mercury ions (both I and II valent).
http://www.w3.org/ns/prov#wasQuotedFrom
  • google.com