PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • We prepare the sample for nutrient analysis to measure nutrients such as nitrate, nitrite, phosphate, ammonium and silicate in the water.
http://www.w3.org/ns/prov#wasQuotedFrom
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