About: http://webisa.webdatacommons.org/56003617

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	la: wherein R, R and n have the meanings defined for Formula 1 and M is an alkali metal, preferably sodium or potassium.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com