About: http://webisa.webdatacommons.org/51391503

Property	Value
http://www.w3.org/1999/02/22-rdf-syntax-ns#type	http://www.w3.org/ns/prov#Entity
http://www.w3.org/ns/prov#value	The anhydrides of these acids, where the anhydrides exist, are, of course, embraced under the term acid, since the polyesters obtained therefrom are essentially the same whether the acid or anhydride is utilized in the reaction.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com.au