ACTRIS Vocabulary
type: ConceptScheme

PCB 196
type: Concept

PCB 203
type: Concept

gas and particle PCB 196 and PCB 203 mass concentration
type: Concept
creator: https://orcid.org/0000-0002-8981-0805
broader: variable
broader: gas and particle variables
definition: Mass concentration means mass per unit volume and is used in the construction mass_ concentration_ of_ X_ in_ Y, where X is a material constituent of Y. "Gas and particle" means a system consisting of both gas and suspended liquid or solid particles in air (except cloud droplets). PCB 196 and PCB 203 is a mixture of two compunds and belongs to the group of persistent organic pollutants known as polychlorinated biphenyls (PCBs).
in scheme: ACTRIS Vocabulary
Observation Matrix: gas and particle phase
Object Of Interest: PCB 196
Object Of Interest: PCB 203
Observed Property: mass concentration

gas and particle phase
type: Concept

gas and particle variables
type: Concept

mass concentration
type: Concept

variable
type: Concept

Observation Matrix

Object Of Interest

Observed Property