Exposure Concentration
Exposure Concentration : (a) The concentration of a chemical or other pollutant representing a health threat in a given environment. [USEPA, 1997a: EPA Terms of Environment] [USDOE, 2000: RAIS Glossary]; (b) The concentration of a chemical in its transport or carrier medium at the point of contact. [USEPA, 1992: GL for Exposure Assessment] [USEPA, 1997b: Exposure Factors Handbook]
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