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variable group > trace gas variables > gaseous PCB 49 mass concentration

PREFERRED TERM

gaseous PCB 49 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. 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 chmical formula for PCB 49 is C12H6Cl4. It is a member of the group of persistent organic pollutants known as polychlorinated biphenyls (PCBs). The IUPAC name is 2,2',4,5'-Tetrachlorobiphenyl

BROADER CONCEPT

ENTRY TERMS

  • PCB 49 mass concentration

OBSERVATION MATRIX

OBJECT OF INTEREST

OBSERVED PROPERTY

URI

https://vocabulary.actris.nilu.no/actris_vocab/PCB49massconcentration

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