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Parameter | Symbol | Units | Distribution-AT | Distribution-CT | Distribution-AR | Distribution-CR |
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Concentration of 7 PAHs in sediment | CS | mg/kg | 0.283 | 0.283 | 0.283 | 0.283 |
Average time-Cancer | AT | days | 25550 | 25550 | 25550 | 25550 |
Age-dependent adjustment factor | ADAF | Unitless | 1 | 10 | 1 | 10 |
Conversion factor | CF | Unitless | 0.000001 | 0.000001 | 0.000001 | 0.000001 |
Body weight | BW | kg | 80 ± 20 | 15 ± 3.75 | 80 ± 20 | 15 ± 3.75 |
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Oral exposure | | | | | | |
Benzo(a)anthracene cancer slope factor | BaA | mg/kg-day | 7.30E − 01 | 7.30E − 01 | 7.30E − 01 | 7.30E − 01 |
Benzo(a)pyrene cancer slope factor | BaP | mg/kg-day | 7.30E + 00 | 7.30E + 00 | 7.30E + 00 | 7.30E + 00 |
Benzo(b)fluoranthene cancer slope factor | BbF | mg/kg-day | 7.30E − 01 | 7.30E − 01 | 7.30E − 01 | 7.30E − 01 |
Benzo(k)fluoranthene cancer slope factor | BkF | mg/kg-day | 7.30E − 02 | 7.30E − 02 | 7.30E − 02 | 7.30E − 02 |
Chrysene cancer slope factor | Chr | mg/kg-day | 7.30E − 03 | 7.30E − 03 | 7.30E − 03 | 7.30E − 03 |
Dibenz(a,h)anthracene cancer slope factor | Dib | mg/kg-day | 7.30E + 00 | 7.30E + 00 | 7.30E + 00 | 7.30E + 00 |
Indeno(1,2,3-c,d)pyrene cancer slope factor | Ind | mg/kg-day | 7.30E − 01 | 7.30E − 01 | 7.30E − 01 | 7.30E − 01 |
Exposure frequency | EF | days/year | 40 ± 10 | 52 ± 13 | 32 ± 8 | 48 ± 12 |
Exposure duration | ED | years | 20 ± 5 | 6 ± 1.5 | 20 ± 5 | 6 ± 1.5 |
Ingestion rate-sediment | IR-S | mg/day | 20 ± 5 | 50 ± 12.5 | 20 ± 5 | 50 ± 12.5 |
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Dermal exposure | | | | | | |
Benzo(a)anthracene cancer slope factor | BaA | mg/kg-day | 2.50E + 00 | 2.50E + 00 | 2.50E + 00 | 2.50E + 00 |
Benzo(a)pyrene cancer slope factor | BaP | mg/kg-day | 2.50E + 01 | 2.50E + 01 | 2.50E + 01 | 2.50E + 01 |
Benzo(b)fluoranthene cancer slope factor | BbF | mg/kg-day | 2.50E + 00 | 2.50E + 00 | 2.50E + 00 | 2.50E + 00 |
Benzo(k)fluoranthene cancer slope factor | BkF | mg/kg-day | 2.50E − 01 | 2.50E − 01 | 2.50E − 01 | 2.50E − 01 |
Chrysene cancer slope factor | Chr | mg/kg-day | 2.50E − 02 | 2.50E − 02 | 2.50E − 02 | 2.50E − 02 |
Dibenz(a,h)anthracene cancer slope factor | Dib | mg/kg-day | 2.50E + 01 | 2.50E + 01 | 2.50E + 01 | 2.50E + 01 |
Indeno(1,2,3-c,d)pyrene cancer slope factor | Ind | mg/kg-day | 2.50E + 00 | 2.50E + 00 | 2.50E + 00 | 2.50E + 00 |
Exposure frequency | EF | days/year | 40 ± 10 | 52 ± 13 | 32 ± 8 | 48 ± 12 |
Exposure duration | ED | years | 20 ± 5 | 6 ± 1.5 | 20 ± 5 | 6 ± 1.5 |
Soil to skin adherence factor | AF | mg/cm2-day | 0.07 ± 0.0175 | 0.2 ± 0.05 | 0.2 ± 0.05 | 0.07 ± 0.0175 |
Dermal absorption fraction | ABSd | Unitless | 0.13 | 0.13 | 0.13 | 0.13 |
Skin surface area available for contact | SA | cm2 | 6032 ± 1508 | 2373 ± 593.25 | 6032 ± 1508 | 2373 ± 593.25 |
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