gas phase
variable
trace gas variables
ACTRIS Vocabulary
hydrochloric acid
number concentration
gaseous hydrochloric acid 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'. The chmical formula for hydrochloric acid is HCl. It is a member of the group of inorganics. The IUPAC name is chlorane
Observed Property
Observation Matrix
Object Of Interest