About: http://webisa.webdatacommons.org/408891503

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	ds, such as the methyl, ethyl, propyl, or butyl esters of vi-nylphosphonic acid, and the like as well as the alkali metal, ammonium or amine salts of such acids.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com