PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • In general, we find it convenient to carry out the reaction at a temperature in the range of from -20??? C. to 120??? C., more preferably from 0??? C. to 80??? C. The time required for the reaction may likewise vary widely, depending on many factors, notably the reaction temperature and the nature of the reagents.
http://www.w3.org/ns/prov#wasQuotedFrom
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