About: http://webisa.webdatacommons.org/448037135

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	In addition it is desirable for the chelating agent to be completely non toxic and to have no pharmacological effect on the body except for its chelating effect.
http://www.w3.org/ns/prov#wasQuotedFrom	freepatentsonline.com