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Page Title:
Ingestion of Chemicals in Soil (and Sediment) |
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 Ingestion of Chemicals in Soil (and Sediment)
EPC S IR CF FI EF ED
Intake(mg / kg - day) =
(E4)
BW AT
where
EPCs =
Chemical concentration in soil (mg/kg)
IR
=
Ingestion rate (mg soil/day)
Conversion factor (10-6 kg/mg)
CF
=
FI
=
Fraction ingested from contaminated source (unitless)
EF
=
Exposure frequency (days/year)
ED
=
Exposure duration (years)
BW
=
Body weight (kg)
AT
=
Averaging time (period over which exposure is averaged:
days)
E4
Appendix E Human Exposure Equations
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