About: http://webisa.webdatacommons.org/39186786

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	But ion exchanged salt is refined by removing bittern, resulting in a higher concentration of sodium chloride than in natural salt and lower amounts of most other substances, including magnesium and calcium.
http://www.w3.org/ns/prov#wasQuotedFrom	tokyofoundation.org