About: http://webisa.webdatacommons.org/402413642

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	In natural and drinking water these are mainly carbonates, chlorides and sulphates of calcium, magnesium, sodium and potassium.
http://www.w3.org/ns/prov#wasQuotedFrom	myronlmeters.com