PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • wherein R is an organic nitrogen-containing cation derived from pyrrolidone or ethylenediamine and M is an alkali metal ion, and maintaining the mixture until crystals of the zeolite are formed. (The quantity of OH-- is calculated only from the inorganic sources of alkali without any organic base contribution).
http://www.w3.org/ns/prov#wasQuotedFrom
  • google.com