PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • The Group IVB or VB metal precursor is a halogen-containing compound of the formula MXa wherein M is a Group IVB or VB metal, i.e., Ti, Zr, Hf, V, Nb or Ta, X is a halogen such as Cl, Br, I or a mixture thereof, and a is the valence state of the Group IVB or VB metal i.e., 4 or 5.
http://www.w3.org/ns/prov#wasQuotedFrom
  • google.com