PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Parameters affecting the molecular and structural development, and chemistry of hydroxyapatite such as reaction and aging temperature, aging time, addition rate of Ca(NO3)2 to the basic (NH4)2HPO4 solution, NH4OH concentration during chemical precipitation, and precursor concentration were examined.
http://www.w3.org/ns/prov#wasQuotedFrom
  • google.es