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variable group > trace gas variables > gaseous 2,2',4,4',5-pentabromodiphenyl ether number concentration

PREFERRED TERM

gaseous 2,2',4,4',5-pentabromodiphenyl ether 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 2,2',4,4',5-Pentabromodiphenyl ether is C12H5Br5O. It is a member of the group of persitent organic pollutants (POPs) known as polybrominated diphenyl ethers (PBDEs). The IUPAC name is 1,2,4-tribromo-5-(2,4-dibromophenoxy)benzene

BROADER CONCEPT

ENTRY TERMS

  • 2,2',4,4',5-pentabromodiphenyl ether number concentration
  • gaseous PBDE 99 number concentration

OBSERVATION MATRIX

OBSERVED PROPERTY

URI

https://vocabulary.actris.nilu.no/actris_vocab/PBDE99numberconcentration

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