gas phase
Observed Property
Observation Matrix
gaseous PCB 172 and PCB 197 amount fraction
PCB 172 and PCB 197 amount fraction
Amount fraction is used in the construction mole_fraction_of_X_in_Y, where X is a material constituent of Y. PCB 172 and PCB 197 is a mixture of two compunds and belongs to the group of persistent organic pollutants known as polychlorinated biphenyls (PCBs).
Object Of Interest
ACTRIS Vocabulary
trace gas variables
PCB 172
amount fraction
variable
PCB 197