PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Whether the need is a single sampling instrument for temperature and pH for wastewater, surface water, aquaculture, hydroponics, pools, or education the pH10 is perfect.
http://www.w3.org/ns/prov#wasQuotedFrom
  • farrwestenv.com