Syrer, baser, salter
type: Concept
narrower: Ammoniumsalter
notation: 661.2-661.6

Ammoniumsalter
type: Concept
created: 2010-02-04
modified: 2014-05-09
alternative label: Ammoniumsalter--kjemiteknikk
broader: Syrer, baser, salter
in scheme: Norsk WebDewey
notation: 661.5

Norsk WebDewey
type: ConceptScheme