About: http://webisa.webdatacommons.org/171050752

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	highly purified, sterile, and free from contaminants such as endotoxins.
http://www.w3.org/ns/prov#wasQuotedFrom	stanford.edu