About: http://webisa.webdatacommons.org/34994684

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	Thus, the thickness of the membrane may be between 10 to 100 ??m, in particular about 30 to 60 ??m, whilst the internal diameter of the hollow fibre is 100 to 500 ??m, especially about 150 to 300 ??m.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com