About: http://webisa.webdatacommons.org/230384002

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	The Cr3+ /Cr6+ ratio may be adjusted to a desired value by using an ordinary organic reducing agent such as a saccharide or an alcohol or an ordinary inorganic reducing agent.
http://www.w3.org/ns/prov#wasQuotedFrom	google.es