About: http://webisa.webdatacommons.org/8379930

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 mean particle size includes all values and subvalues therebetween, especially including 20, 40, 60, 80, 100, 120, 140, 160, 180 ??m.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com