Gruppe 15
type: Concept
narrower: Arsen
notation: 546.71

Arsen
type: Concept
created: 2010-02-04
modified: 2012-09-18
alternative label: Arsen--kjemi
broader: Gruppe 15
in scheme: Norsk WebDewey
notation: 546.715

Norsk WebDewey
type: ConceptScheme