estimated exposure concentration

initialism: EEC
https://doi.org/10.1351/goldbook.15681
Measured or calculated amount or mass concentration of a substance to which an organism is likely to be exposed, considering exposure by all sources and routes.
Source:
PAC, 2007, 79, 1153. (Glossary of terms used in toxicology, 2nd edition (IUPAC Recommendations 2007)) on page 1217 [Terms] [Paper]