Hydrogen og hydrogenforbindelser
type: Concept
narrower: Grunnstoffet hydrogen
notation: 546.2

Grunnstoffet hydrogen
type: Concept
created: 2010-02-04
modified: 2013-02-18
broader: Hydrogen og hydrogenforbindelser
in scheme: Norsk WebDewey
narrower: Deuterium
narrower: Tritium
notation: 546.21

Deuterium
type: Concept
broader: Grunnstoffet hydrogen
notation: 546.212

Tritium
type: Concept
broader: Grunnstoffet hydrogen
notation: 546.213

Norsk WebDewey
type: ConceptScheme