About: http://webisa.webdatacommons.org/43015336

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	(C.sub.pF.sub.2p+1O)--, for example, where p is an integer of 1 to 10, 1 to 8, 1 to 6, 1 to 4, or 1 to 3. Some exemplary monovalent perfluoropolyether groups R.sub.f include, but are not limited to,
http://www.w3.org/ns/prov#wasQuotedFrom	docstoc.com