PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • On another note, I am using API freshwater master test kit and my parameters are ph:7.8, ammonia:0.50,
http://www.w3.org/ns/prov#wasQuotedFrom
  • tropicalfishkeeping.com