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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 barrier layer preferably has a thickness from 0.5 to 20 ??m, in particular from 1 to 10 ??m, very preferably from 2 to 7 ??m.
http://www.w3.org/ns/prov#wasQuotedFrom	google.com