About: http://webisa.webdatacommons.org/397025722

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 of the layered mineral filler is generally not more than 20 ??m, preferably 0.1 to 15 ??m, especially 0.1 to 8 ??m.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com