About: http://webisa.webdatacommons.org/451531242

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	Ammonium sulfate, sodium sulfate, and other sulfate salts are commonly used for precipitation of proteins, or to cause proteins to bind to hydrophobic interaction chromatography media.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com