gas phase
type: Concept

tolualdehyde and C9-aromatics number concentration
Object Of Interest: tolualdehydeandC9-aromatics
broader: trace gas variables
broader: variable
Observed Property: number concentration
creator: https://orcid.org/0000-0001-5158-8703
contributor: 0000-0002-1490-169X
type: Concept
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 tolualdehyde is C8H8O. Tolualdehyde and C9-aromatics are members of the isobaric groups.
in scheme: ACTRIS Vocabulary
Observation Matrix: gas phase

Observed Property

Observation Matrix

number concentration
type: Concept

Object Of Interest

ACTRIS Vocabulary
type: ConceptScheme

trace gas variables
type: Concept
narrower: tolualdehyde and C9-aromatics number concentration

variable
type: Concept
narrower: tolualdehyde and C9-aromatics number concentration