About: http://webisa.webdatacommons.org/33314628

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	M is a cation which is capable of making the compound water-soluble, especially an alkali metal such as sodium or magnesium or an ammonium or substituted-ammonium cation.
http://www.w3.org/ns/prov#wasQuotedFrom	google.es