gas phase
Observed Property
Observation Matrix
number concentration
alpha-methylstyrene
alpha-methylstyrene 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 chemical formula for alpha-methylstyrene is C9H10. Alpha-methylstyrene is a member of the group of hydrocarbons known as aromatics. The IUPAC name for alpha-methylstyrene is prop-1-en-2-ylbenzene.
Object Of Interest
ACTRIS Vocabulary
trace gas variables
variable