About: http://webisa.webdatacommons.org/76275158

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 the description and the appended claims, percentages, ratios and parts, including ppm, are expressed on a volume basis.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com