About: http://webisa.webdatacommons.org/84455431

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	facilitate reduction, or reaction between hydrogen and the desired component, such as sulfur. Therefore, oxidation and reduction may provide a more efficient conversion of the sulfur in the aromatic compound to a detectable component.
http://www.w3.org/ns/prov#wasQuotedFrom	docstoc.com