Concept information
PREFERRED TERM
gas and particle 4,8-dioxa-3h-perfluorononanoic acid mass concentration
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). The chmical formula for 4,8-dioxa-3h-perfluorononanoic acid is C7H2F12O4. It belongs to the group of persitent organic pollutants (POPs) known as polyfluoroalkyl substances (PFAS). The IUPAC name is 2,2,3-trifluoro-3-[1,1,2,2,3,3-hexafluoro-3-(trifluoromethoxy)propoxy]propanoic acid
BROADER CONCEPT
OBSERVATION MATRIX
OBJECT OF INTEREST
OBSERVED PROPERTY
URI
https://vocabulary.actris.nilu.no/actris_vocab/gasandparticle4-8-dioxa-3h-perfluorononanoicacidmassconcentration
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