PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • The alkaline materials may include, for example, alkali metal hydroxides such as sodium hydroxide and potassium hydroxide, amines such as mono-, di- or triethanolamine, and alkali metal carbonates or hydrogencarbonate such as sodium carbonate, potassium carbonate and sodium hydrogencarbonate.
http://www.w3.org/ns/prov#wasQuotedFrom
  • google.com