PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • Moreover, since the polyamine reactant is a mixture of various commercially available ethylene polyamine mixtures and includes diethylene triamine, triethylene tetramine, tetraethylene pentamine, pentaethylene hexamine, aminoethyl piperazine, and the like, it is impossible to establish the exact identity of the reaction products.
http://www.w3.org/ns/prov#wasQuotedFrom
  • google.com