PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • The reaction is generally carried out at temperatures from about 40??? C. to about 70??? C., and preferably from about 50??? C. to about 60??? C. The most preferred temperature is about 55??? C., at which maximum yields are obtained.
http://www.w3.org/ns/prov#wasQuotedFrom
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