About: http://webisa.webdatacommons.org/144013440

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	Preferred anions are methyl-sulphate, p-toluene-sulphonate and especially the halides such as chloride, bromide and iodide.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com