About: http://webisa.webdatacommons.org/150882563

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	It may then be optionally purified by chromatography, recrystallization, distillation, or other techniques known in the art.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com.au