PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • In order to meet these standards, a portion of the leachable materials must be removed from the polymer composition which removal is typically achieved by several washings of the ophthalmic devices using water, ethanol, or other suitable solvents.
http://www.w3.org/ns/prov#wasQuotedFrom
  • google.com