About: http://webisa.webdatacommons.org/142188169

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	Sulfonates preferred for use in the invention are those having the structural formula: ##STR4## where M is a monovalent cation and R is a hydrocarbon radical selected from alkyl, alkenyl and alkaryl radicals.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com