ACTRIS Vocabulary
PCB 196
PCB 196 and PCB 203 number concentration
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'. 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).
gaseous PCB 196 and PCB 203 number concentration
PCB 203
gas phase
number concentration
trace gas variables
variable
Observation Matrix
Object Of Interest
Observed Property