About: http://webisa.webdatacommons.org/413644161

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	A group of organic phosphonic acid esters of the general formula are employed to particular advantage, wherein n is a whole number from 1 to 10.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com