About: http://webisa.webdatacommons.org/325432002

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	Not required if test material is corrosive to skin or has a pH of less than 2 or greater than 11.5.
http://www.w3.org/ns/prov#wasQuotedFrom	cornell.edu