72
TABLE 6.1 (continued)

Toxicity Factors of TRI Chemicals

USEPA Toxicity Values:
USEPA Toxicity Values:
Toxicity Factor:
Toxicity Factor:
Toxicity Factor:
Carcinogenic
Noncarcinogenic
Carcinogenic
Noncarcinogenic
Combined (TF)
Ingestion
Inhalation Ingestion Inhalation
(SFO)
(IUR)
(RfDo)
(RfCi)
Ingestion Inhalation Ingestion Inhalation
(Doses/
Chemical
(mg/kg-day) −1
(μg/m 3
) −1
(mg/kg-day) (mg/m 3
) (Doses/lb) (Doses/lb) (Doses/lb) (Doses/lb)
Capita-lb)
Beryllium and beryllium compounds
—
2.40E–03
2.00E–03
2.00E–05
—
2.25E+08 8.88E+03 4.69E+06
7.52E–01
Bifenthrin
—
—
1.00E–02
—
—
—
1.78E+03
—
5.81E–06
Biphenyl
—
—
5.00E–02
—
—
—
3.55E+02
—
1.16E–06
Bis(2-chloro-1-methylethyl) ether
7.00E–02
1.00E–05
4.00E–02
—
1.24E+06 9.39E+05 4.44E+02
—
7.13E–03
Bis(2-chloroethoxy)methane
—
—
3.00E–03
—
—
—
5.92E+03
—
1.94E–05
Bis(2-chloroethyl) ether
1.10E+00
3.30E–04
—
—
1.95E+07 3.10E+07
—
1.65E–01
Bis(2-ethylhexyl) adipate
1.20E–03
—
6.00E–01
—
2.13E+04
2.96E+01
—
6.98E–05
Bis(2-ethylhexyl)phthalate
1.40E–02
2.40E–06
2.00E–02
—
2.49E+05 2.25E+05 8.88E+02
—
1.55E–03
Bis(chloromethyl) ether
2.20E+02
6.20E–02
—
—
3.91E+09 5.82E+09
—
—
3.18E+01
Bis(tributyltin) oxide
—
—
3.00E–04
—
—
—
5.92E+04
—
1.94E–04
Boron trichloride
—
—
—
—
—
—
—
—
—
Boron trifluoride
—
—
—
7.00E–04
—
—
—
1.34E+05
4.38E–04
Bromacil
—
—
—
1.00E+00
—
—
—
9.39E+01
3.07E–07
Bromine
—
—
—
—
—
—
—
—
—
Bromochlorodifluoromethane
—
—
—
1.00E+00
—
—
—
9.39E+01
3.07E–07
Bromotrifluoromethane
—
—
—
1.50E+00
—
—
—
6.26E+01
2.05E–07
Bromoxynil
—
—
2.00E–02
—
—
—
8.88E+02
—
2.90E–06
Bromoxynil octanoate
—
—
2.00E–02
—
—
—
8.88E+02
—
2.90E–06
Brucine
—
—
—
—
—
—
—
—
—
Butyl acrylate
—
—
—
1.80E+00 0.00E+00
—
—
5.22E+01
1.70E–07
Toxic Chemicals