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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	Impurity Getterers (Al, Si, Ce, Ca, Y, Mg, La, Be)Appropriate amounts of elements to getter oxygen should be added including aluminum and silicon.
http://www.w3.org/ns/prov#wasQuotedFrom	freepatentsonline.com