About: http://webisa.webdatacommons.org/413994260

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	Likewise, in order to facilitate removal chromium from solution, it is recommended that a reducing agent such as hydrazine or sodium metabisulfite be used.
http://www.w3.org/ns/prov#wasQuotedFrom	google.es