About: http://webisa.webdatacommons.org/429771207

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	Accordingly, in a preferred embodiment of the present invention, an ion-chelating agent binds ions such as magnesium and calcium.
http://www.w3.org/ns/prov#wasQuotedFrom	freepatentsonline.com