About: http://webisa.webdatacommons.org/60076761

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 esd may be from 0.3 ??m to 0.8 ??m, especially from 0.5 ??m to 0.7 ??m.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com