About: http://webisa.webdatacommons.org/224601244

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	The pH level is important because when the solution is more alkaline, such as pH 10, the chlorine would change to a form that would be less effective against bacteria.
http://www.w3.org/ns/prov#wasQuotedFrom	usda.gov