gas phase
type: Concept

elemental
type: Concept

mercury
type: Concept

Observed Property

Observation Matrix

number concentration
type: Concept

gaseous elemental mercury number concentration
type: Concept
Observation Matrix: gas phase
Object Of Interest: mercury
broader: variable
broader: trace gas variables
Constraint: elemental
Observed Property: number concentration
definition: Number concentration means number of molecule per unit volume, and is used in the construction molecular_concentration_of_X_in_Y, where X is a material constituent of Y. A chemical species denoted by X may be described by a single term such as 'nitrogen' or a phrase such as 'nox_expressed_as_nitrogen'. The chemical formula for elemental mercury is Hg.
alternative label: elemental mercury number concentration
in scheme: ACTRIS Vocabulary
creator: https://orcid.org/0000-0002-8981-0805

variable
type: Concept
narrower: gaseous elemental mercury number concentration

trace gas variables
type: Concept
narrower: gaseous elemental mercury number concentration

ACTRIS Vocabulary
type: ConceptScheme

Object Of Interest

Constraint