About: http://webisa.webdatacommons.org/171616838

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 copolymer of styrene and maleic anhydride may contain minor amounts, up to about 30 wt. %, of other monomers, such as acrylonitrile, methyl acrylate and the like or imides.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com