mass concentration
precipitation phase
heptafluorobutyric acid
Observed Property
precipitation variables
Observation Matrix
Object Of Interest
variable
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. Precipitation is liquid or frozen water that forms in the atmosphere and falls to the earth. It comes in many forms, like rain, snow, and sleet. The chmical formula for heptafluorobutyric acid is C4HF7O2. It belongs to the group of persitent organic pollutants (POPs) known as polyfluoroalkyl substances (PFAS). The IUPAC name is 2,2,3,3,4,4,4-heptafluorobutanoic acid
ACTRIS Vocabulary
precipitation heptafluorobutyric acid mass concentration