Cumulative Risk Calculator

Chemical Specifics


Chemical Name
Heptachlor Epoxide
CASRN
001024-57-3
Cancer Group
B
Vapor Pressure (mg of Hg)
1.95E-05
Henry's Law Constant (unitless)
0.000859
Drinking Water Maximum Contaminant Level (mg/l)
0.0002
Drinking Water Lifetime Health Advisory Level (mg/l)
Universal Background Groundwater Concentration (mg/l)
Universal Background Soil Concentration (mg/l)
Universal Background Air Concentration (mg/m3)
Oral Reference Dose (mg/kg/day)
1.3E-05
Oral Slope Factor (mg/kg/day)-1
9.1
Dermal Reference Dose (mg/kg/day)
1.3E-05
Dermal Slope Factor (mg/kg/day)-1
9.1
Dermal Absorp Factor (unitless)
0.1
Inhalation Reference Concentration (mg/m3)
Inhalation Unit Risk (mg/m3)-1
2.6
Target Organ(s) for Air (Inhalation)
---
Target Organ (Oral)
Liver
Liver

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