About: http://webisa.webdatacommons.org/355101120

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 another embodiment, the colorant or other material may not be a metal-oxide compound.
http://www.w3.org/ns/prov#wasQuotedFrom	freepatentsonline.com