About: http://webisa.webdatacommons.org/354148162

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	Cost is an important one, for the pH apparatus commonly seen is sensitive, rather complex to build, and delicate to use.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com