Concept: Gradko 3.5cm membrane diffusion tubes in the samplingequipment vocabulary

Concept URI	http://dd.eionet.europa.eu/vocabulary/aq/samplingequipment/gradko3.5memb
Preferred label	Gradko 3.5cm membrane diffusion tubes
Definition	Modified diffusion tube by Gradko to measure NH3
Notation	Gradko 3.5cm with Membrane
Status	Valid
Status Modified	2022-12-02
Accepted Date	2022-12-02
Not Accepted Date

European Environment Agency
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