About: http://webisa.webdatacommons.org/262683991

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 molecular weight of these polymers may range, for example, from 200,000 to 300,000, such as from 240,000 to 260 000 g/mol.
http://www.w3.org/ns/prov#wasQuotedFrom	google.fr