# APPENDIX A-1b CHEMICAL AND PHYSICAL PROPERTIES AND TOXICITY REFERENCE LEVELS

## TABLE A-1b-1 CHEMICAL-SPECIFIC INPUTS FOR ACENAPTHYLENE (208-96-8)

Parameter Reference and Explanation Value Chemical/Physical Properties MW (g/mole) CRC Handbook (1995) 152.20 T

m (K) CRC Handbook (1995) 365.65 Vp (atm)

-­ ND S

(mg/L)

-­ ND H

(atm 

### @ m 3 /mol) H value was cited from CRC Handbook (1995). 8.29E-05 D a (cm 2 /s) D a value was obtained from CHEMDAT8 database (U.S. EPA 1994d). 4.39E-02 D w (cm 2 /s) D w value was obtained from CHEMDAT8 database (U.S. EPA 1994d). 7.53E-06 K

ow

(unitless)

-­ ND K

oc (mL/g)

-­ ND Kd s (cm 3 /g)

-­ ND Kd sw

(L/Kg)

-­ ND Dermal Exposure Factors Kp (cm/hr) Kp value was obtained from U.S. EPA (1992b). 1.55E-01 t t value was obtained from U.S. EPA (1992b). 7.42E-01 t* t* value was obtained from U.S. EPA (1992b). 6.23E+00 B B value was obtained from U.S. EPA (1992b). 1.00E+00 Biotransfer Factors for Animals BCF fish (L/kg FW tissue) - - ND
BAF fish (L/kg FW)

-­ ND



## A-3-2

## TABLE A-1b-1 CHEMICAL-SPECIFIC INPUTS FOR ACENAPTHYLENE (208-96-8)

Parameter Reference and Explanation Value Health Benchmarks RfD (mg/kg/day) U.S. EPA (1997b) 6.00E-02 Oral CSF (mg/kg/day) -1 U.S. EPA (1997b) ND RfC (mg/m 3 ) Calculated from RfD using an inhalation rate of 20 m 3 /day and a human body weight of 70 kg. 2.1E-01
Inhalation CSF (mg/kg/day) -1 U.S. EPA (1997c) ND
MCL National Primary Drinking Water Regulations. ND Aquatic TRV (μg/l)

-­ ND Note: NA = Not applicable, ND = No data available



## A-3-3

## TABLE A-1b-2 CHEMICAL-SPECIFIC INPUTS FOR ACRYLAMIDE (79-06-1)

Parameter Reference and Explanation Value Chemical/Physical Properties MW (g/mole) Budavari, O’Neil, Smith, and Heckelman (1989) 71.08 T

m (K) Budavari, O’Neil, Smith, and Heckelman (1989) 357.65 Vp (atm) Vp value cited in U.S. EPA (1995g) 9.20E-06 S

(g/100ml H 2 O) Geometric mean value cited in U.S. EPA (1994c). 2.15E+02 H

(atm 

### @ m 3 /mol) H value cited in U.S. EPA (1995g) 3.00E-10 D a (cm 2 /s) D a value was obtained from CHEMDAT8 database (U.S. EPA 1994d). 9.70E-02 D w (cm 2 /s) D w value was obtained from CHEMDAT8 database (U.S. EPA 1994d). 1.06E-05 K

ow

(unitless)

-­ 1.10E-01 K

oc (mL/g)

-­ 1.10E-01 Kd s (cm 3 /g) Kd s value was calculated by using the correlation equation with K oc that is cited in U.S. EPA (1993) for an assumed organic carbon fraction of 0.01 in soil. Measured organic carbon in soil, specific to site conditions, should be used to calculate Kd s , because the value varies, depending on the fraction of organic carbon in soil. Recommended Kd s value was calculated by using the K oc value that is provided in this table. 1.10E-03

Kd sw

(L/Kg) Kd sw

value was calculated by using the correlation equation with K oc that is cited in U.S. EPA (1993) for an assumed organic carbon fraction of 0.075 in suspended sediment. Measured organic carbon in suspended sediment, specific to site conditions, should be used to calculate Kd sw , because the value varies, depending on the fraction of organic carbon in suspended sediment. Recommended Kd sw

value was calculated by using the K oc value that is provided in this table. 9.00E-03

Dermal Exposure Factors Kp (cm/hr) Kp value was obtained from U.S. EPA (1992b). 1.50E-04 t t value was obtained from U.S. EPA (1992b). 2.40E-01 t* t* value was obtained from U.S. EPA (1992b). 5.70E-01 B B value was obtained from U.S. EPA (1992b). 1.10E-05 Biotransfer Factors for Animals BCF fish (L/kg FW tissue) BCFs were used for compounds with a log K ow

value below 4.0, as cited in U.S. EPA (1995g). BCF fish value calculated using the correlation equation with K

ow

obtained from Veith, Macek, Petrocelli, and Caroll ( 1980) 7.70E-02
BAF fish (L/kg FW)

- - NA



## A-3-4

## TABLE A-1b-2 CHEMICAL-SPECIFIC INPUTS FOR ACRYLAMIDE (79-06-1)

Parameter Reference and Explanation Value Health Benchmarks RfD (mg/kg/day) U.S.EPA (1997b) 2.00E-04 Oral CSF (mg/kg/day) -1 U.S.EPA (1997b) 4.50E+00 RfC (mg/m 3 ) Calculated from RfD using an inhalation rate of 20 m 3 /day and a human body weight of 70 kg. 7.00E-04
Inhalation CSF (mg/kg/day) -1 U.S.EPA (1997b) 4.55E+00
MCL National Primary Drinking Water Regulations. ND Aquatic TRV (μg/l)

-­ ND Note: NA = Not applicable, ND = No data available



## A-3-5

## TABLE A-1b-3 CHEMICAL-SPECIFIC INPUTS FOR ALLYL CHLORIDE (107-05-1)

Parameter Reference and Explanation Value Chemical/Physical Properties MW (g/mole) Montgomery and Welkom (1991) 76.53 T

m (K) Montgomery and Welkom (1991) 138.65 Vp (atm) Vp value cited in U.S. EPA (1995g). 4.80E-01 S

(mg/L) S value cited in U.S. EPA (1995g). 3.40E+03 H

(atm 

### @ m 3 /mol) H value cited in U.S. EPA (1995g) 1.10E-02 D a (cm 2 /s) D a value was obtained from CHEMDAT8 database (U.S. EPA 1994d). 1.17E-01 D w (cm 2 /s) D w value was obtained from CHEMDAT8 database (U.S. EPA 1994d). 1.08E-05 K

ow

(unitless) K ow

value cited in U.S. EPA (1995g). 2.80E+01 K

oc (mL/g) K cw

value cited in U.S. EPA (1995g). 2.70E+01 Kd s (cm 3 /g) Kd s value was calculated by using the correlation equation with K oc that is cited in U.S. EPA (1993) for an assumed organic carbon fraction of 0.01 in soil. Measured organic carbon in soil, specific to site conditions, should be used to calculate Kd s , because the value varies, depending on the fraction of organic carbon in soil. Recommended Kd s value was calculated by using the K oc value that is provided in this table. 2.70E-01

Kd sw

(L/Kg) Kd sw

value was calculated by using the correlation equation with K oc that is cited in U.S. EPA (1993) for an assumed organic carbon fraction of 0.075 in suspended sediment. Measured organic carbon in suspended sediment, specific to site conditions, should be used to calculate Kd sw , because the value varies, depending on the fraction of organic carbon in suspended sediment. Recommended Kd sw

value was calculated by using the K oc value that is provided in this table. 2.02E+00

Dermal Exposure Factors Kp (cm/hr) Kp value was obtained from U.S. EPA (1992b). 7.00E-03 t t value was obtained from U.S. EPA (1992b). 2.60E-01 t* t* value was obtained from U.S. EPA (1992b). 6.20E-01 B B value was obtained from U.S. EPA (1992b). 2.80E-03 Biotransfer Factors for Animals BCF fish (L/kg FW tissue) BCFs were used for compounds with a log K ow

value below 4.0, as cited in U.S. EPA (1995g). BCF fish value calculated using the correlation equation with K

ow

obtained from Veith, Macek, Petrocelli, and Caroll ( 1980) 3.70E+00

BAF fish (L/kg FW)

-­ NA



## A-3-6

## TABLE A-1b-3 CHEMICAL-SPECIFIC INPUTS FOR ALLYL CHLORIDE (107-05-1)

Parameter Reference and Explanation Value Health Benchmarks RfD (mg/kg/day) Calculated from RfD using an inhalation rate of 20 m 3 /day and a human body weight of 70 kg. 2.86E-04
Oral CSF (mg/kg/day) -1

-­ ND RfC (mg/m 3 )

- ­ 1.0E-03 Inhalation 1 CSF (mg/kg/day) ­ -­ ND
MCL National Primary Drinking Water Regulations. ND Aquatic TRV (μg/l)

-­ ND Note: NA = Not applicable, ND = No data available



## A-3-7

## TABLE A-1b-4 CHEMICAL-SPECIFIC INPUTS FOR BENZIDINE (92-87-5)

Parameter Reference and Explanation Value Chemical/Physical Properties MW (g/mole) Budavari, O’Neil, Smith, and Heckelman (1989) 184.23 T

m (K) Budavari, O’Neil, Smith, and Heckelman (1989) 390.65 Vp (atm)

-­ ND S

(g/2500ml) Geometric mean value cited in U.S. EPA (1994c). 1.0 H

(atm 

### @ m 3 /mol) H value was obtained from CHEMDAT8 database (U.S. EPA 1994d). 3.88E-11 D a (cm 2 /s) D a value was obtained from CHEMDAT8 database (U.S. EPA 1994d). 8.00E-02 D w (cm 2 /s) D w value was obtained from CHEMDAT8 database (U.S. EPA 1994d). 1.50E-05 K

ow

(unitless)

-­ 4.60E+01 K

oc (mL/g)

- - 4.30E+01 Kd s (cm 3 /g) Kd s value was calculated by using the correlation equation with K oc that is cited in U.S. EPA (1993) for an assumed organic carbon fraction of 0.01 in soil. Measured organic carbon in soil, specific to site conditions, should be used to calculate Kd s , because the value varies, depending on the fraction of organic carbon in soil. Recommended Kd s value was calculated by using the K oc value that is provided in this table. 4.30E-01

Kd sw

(L/Kg) Kd sw value was calculated by using the correlation equation with K oc that is cited in U.S. EPA (1993) for an assumed organic carbon fraction of 0.075 in suspended sediment. Measured organic carbon in suspended sediment, specific to site conditions, should be used to calculate Kd sw , because the value varies, depending on the fraction of organic carbon in suspended sediment. Recommended Kd sw value was calculated by using the K oc value that is provided in this table. 3.22E+00

Dermal Exposure Factors Kp (cm/hr) Kp value was obtained from U.S. EPA (1992b). 2.20E-03 t t value was obtained from U.S. EPA (1992b). 1.20E+00 t* t* value was obtained from U.S. EPA (1992b). 2.80E+00 B B value was obtained from U.S. EPA (1992b). 4.60E-03 Biotransfer Factors for Animals BCF fish (L/kg FW tissue) BCFs were used for compounds with a log K ow value below 4.0, as cited in U.S. EPA (1995g). BCF fish value calculated using the correlation equation with K

ow

obtained from Veith, Macek, Petrocelli, and Caroll ( 1980) 3.00E+00
BAF fish (L/kg FW)

- - NA



## A-3-8

## TABLE A-1b-4 CHEMICAL-SPECIFIC INPUTS FOR BENZIDINE (92-87-5)
Parameter Reference and Explanation Value Health Benchmarks RfD (mg/kg/day) U.S.EPA (1997b) 3.00E-03 Oral CSF (mg/kg/day) -1

-­ 2.30E+02 RfC (mg/m 3 ) Calculated from RfD using an inhalation rate of 20 m 3 /day and a human body weight of 70 kg. 1.10E-02
Inhalation CSF (mg/kg/day) -1 -­ 2.35E+02
MCL National Primary Drinking Water Regulations. ND Aquatic TRV (μg/l) U.S. EPA (1995f) 2.5E+01 Note: NA = Not applicable, ND = No data available



## A-3-9

## TABLE A-1b-5 CHEMICAL-SPECIFIC INPUTS FOR

BENZO(GHI)PERYLENE (191-24-2)
Parameter Reference and Explanation Value Chemical/Physical Properties MW (g/mole) CRC Handbook (1995) 276.34
T

m ( o K)

-­ ND Vp (atm)

-­ ND S

(mg/L)

-­ ND H

(atm 

### @ m 3 /mol) H value is assumed to be zero, because the Vp and S values are zero for all metals, except mercury. 7.40229E-07
D a (cm 2 /s) D a value was obtained from CHEMDAT8 database in U.S. EPA (1994f). 2.01E-02 D w (cm 2 /s) D W value was obtained from CHEMDAT8 database in U.S. EPA (1994f). 5.26E-06 K

ow

(unitless)

-­ ND K

oc (mL/g)

-­ ND Kd s (mL/g)

- - ND Dermal Exposure Factors Kp (cm/hr) Kp value was obtained from U.S. EPA (1992b). 1.62E+00 t t value was obtained from U.S. EPA (1992b). 4.24E+00 t* t* value was obtained from U.S. EPA (1992b). 2.00E+01 B B value was obtained from U.S. EPA (1992b). 3.16E+02 Biotransfer Factors for Animals BCF fish (L/kg FW tissue) -­ ND
BAF fish (L/kg FW)

-­ ND



## A-3-10

## TABLE A-1b-5 CHEMICAL-SPECIFIC INPUTS FOR

BENZO(GHI)PERYLENE (191-24-2)
Parameter Reference and Explanation Value Health Benchmarks RfD (mg/kg/day)

-­ ND Oral CSF (mg/kg/day) -1

-­ ND RfC (mg/m 3 )

- ­ ND Inhalation CSF (mg/kg/day) -1 -­ ND
MCL National Primary Drinking Water Regulations. ND Aquatic TRV (μg/l)

-­ ND 

### Note: NA = Not applicable, ND = No data available



## A-3-11

## TABLE A-1b-6 CHEMICAL-SPECIFIC INPUTS FOR BIS-(2-CHLOROETHOXY) METHANE (111-91-1)
Parameter Reference and Explanation Value Chemical/Physical Properties MW (g/mole) Montgomery and Welkom (1990) 173.04 T

m ( o K) Montgomery and Welkom (1990) 240.35 Vp (1mm @53 o C) Montgomery and Welkom (1990) 1.0 S

(mg/L@ 25 o C) All metals, except mercury, are assumed to be insoluble in water. 81,000.00 H

(atm 

### @ m 3 /mol) U.S. EPA (1998c) 3.78E-07 D a (cm 2 /s) D a value was calculated using the equation cited in U.S. EPA (1996a). 3.20E-02 D w (cm 2 /s) D w value was calculated using the equation cited in U.S. EPA (1996a). 8.46E-06 K

ow

(unitless) Montgomery and Welkom (1990) 1.82E+01 K

oc (mL/g) Montgomery and Welkom (1990) 1.14E+02 Kd s (mL/g) Kd s value was calculated by using the correlation equation with K oc that is cited in U.S. EPA (1993) for an assumed organic carbon fraction of 0.01 in soil. Measured organic carbon in soil, specific to site c onditions, should be used to calculate Kd s , because the value varies, depending on the fraction of organic carbon in soil. Recommended Kd s value was calculated by using the K oc value that is provided in this table. 1.14E+00

Kd sw

(L/Kg) Kd sw value was calculated by using the correlation equation with K oc that is cited in U.S. EPA (1993) for an assumed organic carbon fraction of 0.075 in suspended sediment. Measured organic carbon in suspended sediment, specific to site conditions, should be used to calculate Kd sw , because the value varies, depending on the fraction of organic carbon in suspended sediment. Recommended Kd sw

value was calculated by using the K oc value that is provided in this table. 8.55E+00

Dermal Exposure Factors Kp (cm/hr) Kp value was obtained from U.S. EPA (1992b). 131E-03 t t value was obtained from U.S. EPA (1992b). 9.95E-01 t* t* value was obtained from U.S. EPA (1992b). 2.39E+00 B B value was obtained from U.S. EPA (1992b). 1.82E-03 Biotransfer Factors for Animals BCF fish (L/kg FW tissue) - - ND
BAF fish (L/kg FW)

-­ ND



## A-3-12

## TABLE A-1b-6 CHEMICAL-SPECIFIC INPUTS FOR BIS-(2-CHLOROETHOXY) METHANE (111-91-1)
Parameter Reference and Explanation Value Health Benchmarks RfD (mg/kg/day)

-­ ND Oral CSF (mg/kg/day) -1

-­ ND RfC (mg/m 3 )

- ­ ND Inhalation CSF (mg/kg/day) -1 -­ ND
MCL National Primary Drinking Water Regulations. Aquatic TRV (μg/l)

-­ ND 

### Note: NA = Not applicable, ND = No data available



## A-3-13

## TABLE A-1b-7 CHEMICAL-SPECIFIC INPUTS FOR BUTANOL (71-36-3)
Parameter Reference and Explanation Value Chemical/Physical Properties MW (g/mole) U.S. EPA (1995g) 74.12 T

m (K)

-- Vp (atm) U.S. EPA (1995g) 8.60E-03 S

(mg/L) U.S. EPA (1995g) 7.50E+04 H

(atm 

### @ m 3 /mol) U.S. EPA (1995g) 8.81E-06 D a (cm 2 /s) U.S. EPA (1995g) 8.00E-02 D w (cm 2 /s) U.S. EPA (1995g) 9.30E-06 K

ow

(unitless) U.S. EPA (1995g) 6.30E+00 K

oc (mL/g) U.S. EPA (1995g) 6.10E+00 Kd s (cm 3 /g) Kd s value was calculated by using the correlation equation with K oc that is cited in U.S. EPA (1993) for an assumed organic carbon fraction of 0.01 in soil. Measured organic carbon in soil, specific to site c onditions, should be used to calculate Kd s , because the value varies, depending on the fraction of organic carbon in soil. Recommended Kd s value was calculated by using the K oc value that is provided in this table. 6.10E-02

Kd sw

(L/Kg) Kd sw value was calculated by using the correlation equation with K oc that is cited in U.S. EPA (1993) for an assumed organic carbon fraction of 0.075 in suspended sediment. Measured organic carbon in suspended sediment, specific to site conditions, should be used to calculate Kd sw , because the value varies, depending on the fraction of organic carbon in suspended sediment. Recommended Kd sw

value was calculated by using the K oc value that is provided in this table. 4.58E-01

Dermal Exposure Factors Kp (cm/hr) Kp value was obtained from U.S. EPA (1992b). 2.50E-03 t t value was obtained from U.S. EPA (1992b). 2.50E-01 t* t* value was obtained from U.S. EPA (1992b). 5.90E-01 B B value was obtained from U.S. EPA (1992b). 6.30E-04 Biotransfer Factors for Animals BCF fish (L/kg FW tissue) BCFs were used for compounds with a log K ow

value below 4.0, as cited in U.S. EPA (1995g). BCF fish value calculated using the correlation equation with K

ow

obtained from Veith, Macek, Petrocelli, and Caroll ( 1980) 1.20E+00
BAF fish (L/kg FW)

-­ NA



## A-3-14

## TABLE A-1b-7 CHEMICAL-SPECIFIC INPUTS FOR BUTANOL (71-36-3)
Parameter Reference and Explanation Value Health Benchmarks RfD (mg/kg/day) U.S. EPA (1997c) 1.00E-01 Oral CSF (mg/kg/day) -1

-­ ND RfC (mg/m 3 ) Calculated from RfD using an inhalation rate of 20 m 3 /day and a human body weight of 70 kg. 3.50E-01
Inhalation CSF (mg/kg/day) -1 -­ ND
MCL National Primary Drinking Water Regulations. ND Aquatic TRV (μg/l)

-­ ND Note: NA = Not applicable, ND = No data available



## A-3-15

## TABLE A-1b-8 CHEMICAL-SPECIFIC INPUTS FOR BUTYL-4,6-DINITROPHENOL, 2-SEC (DINOSEB) (88-85-7)
Parameter Reference and Explanation Value Chemical/Physical Properties MW (g/mole) Budavari, O’Neil, Smith, and Heckelman (1989) 240.22 T

m (K) U.S. EPA (1995b) 311.15 to 414.15 Vp (atm) U.S. EPA (1995g) 9.90E-05 S

(mg/L) U.S. EPA (1995g) 5.20E+01 H

(atm 

### @ m 3 /mol) U.S. EPA (1995g) 4.56E-07 D a (cm 2 /s) D a value was obtained from CHEMDAT8 database (U.S. EPA 1994d). 8.00E-02 D w (cm 2 /s) D w value was obtained from CHEMDAT8 database (U.S. EPA 1994d). 8.00E-06 K

ow

(unitless) U.S. EPA (1995g) 1.40E+03 K

oc (mL/g) U.S. EPA (1995g) 1.20E+02 Kd s (cm 3 /g) Kd s value was calculated by using the correlation equation with K oc that is cited in U.S. EPA (1993) for an assumed organic carbon fraction of 0.01 in soil. Measured organic carbon in soil, specific to site conditions, should be used to calculate Kd s , because the value varies, depending on the fraction of organic carbon in soil. Recommended Kd s value was calculated by using the K oc value that is provided in this table. 1.20E+00

Kd sw

(L/Kg) Kd sw

value was calculated by using the correlation equation with K oc that is cited in U.S. EPA (1993) for an assumed organic carbon fraction of 0.075 in suspended sediment. Measured organic carbon in suspended sediment, specific to site conditions, should be used to calculate Kd sw , because the value varies, depending on the fraction of organic carbon in suspended sediment. Recommended Kd sw

value was calculated by using the K oc value that is provided in this table. 9.00E+00

Dermal Exposure Factors Kp (cm/hr) Kp value was obtained from U.S. EPA (1992b). 1.10E-02 t t value was obtained from U.S. EPA (1992b). 2.60E+00 t* t* value was obtained from U.S. EPA (1992b). 8.30E+00 B B value was obtained from U.S. EPA (1992b). 1.40E-01 Biotransfer Factors for Animals BCF fish (L/kg FW tissue) BCFs were used for compounds with a log K ow

value below 4.0, as cited in U.S. EPA (1995g). BCF fish value calculated using the correlation equation with K

ow

obtained from Veith, Macek, Petrocelli, and Caroll ( 1980) 8.00E+01
BAF fish (L/kg FW)

-­ NA



## A-3-16

## TABLE A-1b-8 CHEMICAL-SPECIFIC INPUTS FOR BUTYL-4,6-DINITROPHENOL, 2-SEC (DINOSEB) (88-85-7)
Parameter Reference and Explanation Value Health Benchmarks RfD (mg/kg/day) U.S. EPA (1997c) 1.00E-03 Oral CSF (mg/kg/day) -1

-­ ND RfC (mg/m 3 ) Calculated from RfD using an inhalation rate of 20 m 3 /day and a human body weight of 70 kg. 3.50E-03
Inhalation CSF (mg/kg/day) -1 -­ ND
MCL National Primary Drinking Water Regulations. ND Aquatic TRV (μg/l)

-­ ND Note: NA = Not applicable, ND = No data available



## A-3-17

## TABLE A-1b-9 CHEMICAL-SPECIFIC INPUTS FOR 2-CHLORO-1,3-BUTADIENE (CHLOROPRENE) (126-99-8)
Parameter Reference and Explanation Value Chemical/Physical Properties MW (g/mole) U.S. EPA (1995g) 88.54 T

m (K)

-- Vp (atm) U.S. EPA (1995g) 2.80E-01 S

(mg/L) U.S. EPA (1995g) 6.30E+02 H

(atm 

### @ m 3 /mol)

-­ ND D a (cm 2 /s) D a value was obtained from CHEMDAT8 database (U.S. EPA 1994d) 1.04E-01 D w (cm 2 /s) D w value was obtained from CHEMDAT8 database (U.S. EPA 1994d) 1.00E-05 K

ow

(unitless) U.S. EPA (1995g) 1.20E+02 K

oc (mL/g) U.S. EPA (1995g) 1.10E+02 Kd s (cm 3 /g) Kd s value was calculated by using the correlation equation with K oc that is cited in U.S. EPA (1993) for an assumed organic carbon fraction of 0.01 in soil. Measured organic carbon in soil, specific to site c onditions, should be used to calculate Kd s , because the value varies, depending on the fraction of organic carbon in soil. Recommended Kd s value was calculated by using the K oc value that is provided in this table. 5g) 1.10E+00

Kd sw

(L/Kg) Kd sw value was calculated by using the correlation equation with K oc that is cited in U.S. EPA (1993) for an assumed organic carbon fraction of 0.075 in suspended sediment. Measured organic carbon in suspended sediment, specific to site conditions, should be used to calculate Kd sw , because the value varies, depending on the fraction of organic carbon in suspended sediment. Recommended Kd sw

value was calculated by using the K oc value that is provided in this table. 8.25E+00

Dermal Exposure Factors Kp (cm/hr) Kp value was obtained from U.S. EPA (1992b). 1.60E-02 t t value was obtained from U.S. EPA (1992b). 3.00E-01 t* t* value was obtained from U.S. EPA (1992b). 7.30E-01 B B value was obtained from U.S. EPA (1992b). 1.20E-02 Biotransfer Factors for Animals BCF fish (L/kg FW tissue) BCFs were used for compounds with a log K ow

value below 4.0, as cited in U.S. EPA (1995g). BCF fish value calculated using the correlation equation with K

ow

obtained from Veith, Macek, Petrocelli, and Caroll ( 1980) 1.10E+01
BAF fish (L/kg FW)

-­ NA



## A-3-18

## TABLE A-1b-9 CHEMICAL-SPECIFIC INPUTS FOR 2-CHLORO-1,3-BUTADIENE (CHLOROPRENE) (126-99-8)
Parameter Reference and Explanation Value Health Benchmarks RfD (mg/kg/day) U.S. EPA (1997b) 2.00E-02 Oral CSF (mg/kg/day) -1

-­ ND RfC (mg/m 3 ) U.S. EPA (1997b) 2.00E-03 Inhalation CSF (mg/kg/day) -1 -­ ND
MCL National Primary Drinking Water Regulations. ND Aquatic TRV (μg/l)

-­ ND Note: NA = Not applicable, ND = No data available



## A-3-19

## TABLE A-1b-10 CHEMICAL-SPECIFIC INPUTS FOR CHROMIUM (+3) (16065-38-1)
Parameter Reference and Explanation Value Chemical/Physical Properties MW (g/mole) Budavari, O’Neil, Smith, and Heckelman (1989) 51.996 T

m (K) Budavari, O’Neil, Smith, and Heckelman (1989) 2173.15 Vp (atm)

-­ 0 S

(mg/L)

-­ 0 H

(atm 

### @ m 3 /mol)

-­ 0 D a (cm 2 /s) D a value was obtained from CHEMDAT8 database (U.S. EPA 1994d) 1.01E-01 D w (cm 2 /s) D w value was obtained from CHEMDAT8 database (U.S. EPA 1994d) 4.63E-05 K

ow

(unitless)

-­ NA K

oc (mL/g)

-­ NA Kd s (cm 3 /g) Kd s value was obtained from U.S. EPA (1996a), which provides pH-based values that were estimated by using the MINTEQ2 geochemical speciation model. 1.2E+03 at pH=4.9; 1.8E+06 at pH=6.8; 4.3E+06 at pH=8.0 Kd sw

(L/Kg) Kd sw

value is assumed to be the same as the Kd s value, because organic carbon does not play a major role in sorption for the metals, as cited in US. EPA (1994e). 1.2E+03 at pH=4.9; 1.8E+06 at pH=6.8; 4.3E+06 at pH=8.0 Dermal Exposure Factors Kp (cm/hr) Kp value was obtained from U.S. EPA (1992b). 1.00E-03 t t value was obtained from U.S. EPA (1992b). ND t* t* value was obtained from U.S. EPA (1992b). ND B B value was obtained from U.S. EPA (1992b). ND Biotransfer Factors for Animals
BCF fish (L/kg FW tissue) -­ ND
BAF fish (L/kg FW)

-­ ND



## A-3-20

## TABLE A-1b-10 CHEMICAL-SPECIFIC INPUTS FOR CHROMIUM (+3) (16065-38-1)
Parameter Reference and Explanation Value Health Benchmarks RfD (mg/kg/day)

-­ ND Oral CSF (mg/kg/day) -1

-­ ND RfC (mg/m 3 )

- ­ ND Inhalation CSF (mg/kg/day) -1 -­ ND
MCL National Primary Drinking Water Regulations. ND Aquatic TRV (μg/l)

-­ ND Note:NA = Not applicable, ND = No data available



## A-3-21

## TABLE A-1b-11 CHEMICAL-SPECIFIC INPUTS FOR CIS-1,3-DICHLOROPROPENE (10061-01-5)
Parameter Reference and Explanation Value Chemical/Physical Properties MW (g/mole) Budavari, O’Neil, Smith, and Heckelman (1989) 110.97 T

m ( o K)

-- Vp (atm) U.S. EPA (1995g) 4.99E-02 S

(mg/L) U.S. EPA (1995g) 2.70E+03 H

(atm 

### @ m 3 /mol) U.S. EPA (1995g) 1.76E-03 D a (cm 2 /s) U.S. EPA (1995g) 5.85E-02 D w (cm 2 /s) U.S. EPA (1995g) 1.10E-05 K

ow

(unitless) U.S. EPA (1995g) 1.00E+02 K

oc (mL/g) U.S. EPA (1995g) 9.30E+01 Kd s (mL/g) Kd s value was calculated by using the correlation equation with K oc that is cited in U.S. EPA (1993) for an assumed organic carbon fraction of 0.01 in soil. Measured organic carbon in soil, specific to site c onditions, should be used to calculate Kd s , because the value varies, depending on the fraction of organic carbon in soil. Recommended Kd s value was calculated by using the K oc value that is provided in this table. 9.30E-01

Kd sw

(L/Kg) Kd sw value was calculated by using the correlation equation with K oc that is cited in U.S. EPA (1993) for an assumed organic carbon fraction of 0.075 in suspended sediment. Measured organic carbon in suspended sediment, specific to site conditions, should be used to calculate Kd sw , because the value varies, depending on the fraction of organic carbon in suspended sediment. Recommended Kd sw

value was calculated by using the K oc value that is provided in this table. 6.97E+00

Dermal Exposure Factors Kp (cm/hr) Kp value was obtained from U.S. EPA (1992b). 1.10E-02 t t value was obtained from U.S. EPA (1992b). 4.20E-01 t* t* value was obtained from U.S. EPA (1992b). 1.00E+00 B B value was obtained from U.S. EPA (1992b). 1.00E-02 Biotransfer Factors for Animals BCF fish (L/kg FW) BCFs were used for compounds with a log K ow

value below 4.0, as cited in U.S. EPA (1995g). BCF fish value calculated using the correlation equation with K

ow

obtained from Veith, Macek, Petrocelli, and Caroll ( 1980) 5.30E+00
BAF fish (L/kg FW)

-­ NA



## A-3-22

## TABLE A-1b-11 CHEMICAL-SPECIFIC INPUTS FOR CIS-1,3-DICHLOROPROPENE (10061-01-5)
Parameter Reference and Explanation Value Health Benchmarks RfD (mg/kg/day)

-­ ND Oral CSF (mg/kg/day) -1 U.S. EPA (1997c) 1.75E-01 RfC (mg/m 3 )

- ­ ND Inhalation CSF (mg/kg/day) -1 -­ 1.75E-01
MCL National Primary Drinking Water Regulations. ND Aquatic TRV (μg/l) U.S. EPA (1995f) 2.40E+01
Note: Not applicable, ND = No data available



## A-3-23

## TABLE A-1b-12 CHEMICAL-SPECIFIC INPUTS FOR COBALT (7440-48-4)
Parameter Reference and Explanation Value Chemical/Physical Properties MW (g/mole) Montgomery and Welkom (1991) 58.93 T

m (K) Montgomery and Welkom (1991) 1766.15 Vp (atm)

-­ NA S

(mg/L)

-­ NA H

(atm 

### @ m 3 /mol)

-­ NA D a (cm 2 /s)

-­ NA D w (cm 2 /s)

-­ NA K

ow

(unitless)

-­ NA K

oc (mL/g)

-­ NA Kd s (cm 3 /g)

-­ NA Kd sw

(L/Kg)

-­ NA Dermal Exposure Factors Kp (cm/hr) Kp value was obtained from U.S. EPA (1992b). 1.00E-03 t t value was obtained from U.S. EPA (1992b). ND t* t* value was obtained from U.S. EPA (1992b). ND B B value was obtained from U.S. EPA (1992b). ND Biotransfer Factors for Animals BCF fish (L/kg, FW tissue) -­ ND
BAF fish (L/kg FW)

-­ ND



## A-3-24

## TABLE A-1b-12 CHEMICAL-SPECIFIC INPUTS FOR COBALT (7440-48-4)
Parameter Reference and Explanation Value Health Benchmarks RfD (mg/kg/day) U.S.EPA (1997b) 6.00E-02 Oral CSF (mg/kg/day) -1

-­ ND RfC (mg/m 3 ) Calculated from RfD using an inhalation rate of 20 m 3 /day and a human body weight of 70 kg. 2.10E-01
Inhalation CSF (mg/kg/day) -1 . ND
MCL National Primary Drinking Water Regulations. ND Aquatic TRV (μg/l)

-­ ND
Note: NA = Not applicable, ND = No data available



## A-3-25

## TABLE A-1b-13 CHEMICAL-SPECIFIC INPUTS FOR COPPER (744-050-8)
Parameter Reference and Explanation Value Chemical/Physical Properties MW (g/mole) Montgomery and Welkom (1991) 63.55 T

m (K) Montgomery and Welkom (1991) 1356.15 Vp (atm)

-­ NA S

(mg/L)

-­ NA H

(atm 

### @ m 3 /mol)

-­ NA D a (cm 2 /s)

-­ NA D w (cm 2 /s)

-­ NA K

ow

(unitless)

-­ NA K

oc (mL/g)

-­ NA Kd s (cm 3 /g)

-­ 2.20E+01 Kd sw

(L/Kg)

-­ 2.20E+01 Dermal Exposure Factors Kp (cm/hr) Kp value was obtained from U.S. EPA (1992b). 1.00E-03 t t value was obtained from U.S. EPA (1992b). ND t* t* value was obtained from U.S. EPA (1992b). ND B B value was obtained from U.S. EPA (1992b). ND 

### Biotransfer Factors for Animals BCF fish (L/kg, FW tissue) BCFs were used for compounds with a log K ow value below 4.0, as cited in U.S. EPA (1995g). BCF fish value calculated using the correlation equation with K

ow

obtained from Veith, Macek, Petrocelli, and Caroll ( 1980) 0.0E+00

BAF fish (L/kg FW)

-­ NA



## A-3-26

## TABLE A-1b-13 CHEMICAL-SPECIFIC INPUTS FOR COPPER (744-050-8)
Parameter Reference and Explanation Value 

### Health Benchmarks RfD (mg/kg/day) U.S.EPA (1997b) 4.00E-02 Oral CSF (mg/kg/day) -1

-­ ND RfC (mg/m 3 ) Calculated from RfD using an inhalation rate of 20 m 3 /day and a human body weight of 70 kg. 1.40E-01
Inhalation CSF (mg/kg/day) -1 -­ ND
MCL National Primary Drinking Water Regulations. 1.3 Aquatic TRV (μg/l) Ambient Water Quality Criteria, U.S. EPA, Office of Water. 9.00E+00
Note: NA = Not applicable, ND = No data available



## A-3-27

## TABLE A-1b-14 CHEMICAL-SPECIFIC INPUTS FOR CYCLOTETRAMETHYLENETETRANITRAMINE (HMX) (2691-41-0)
Parameter Reference and Explanation Value Chemical/Physical Properties MW (g/mole) CRC Handbook (1995) 296.16 T

m (K) CRC Handbook (1995) 559.15 Vp (atm)

-­ ND S

(mg/L)

-­ ND H

(atm 

### @ m 3 /mol) H value was obtained from WATER8 model database (U.S. EPA 1995d). 2.60E-15 D a (cm 2 /s) D a value was obtained from WATER8 model database (U.S. EPA 1995d). 8.00E-02 D w (cm 2 /s) D w value was obtained from WATER8 model database (U.S. EPA 1995d). 8.00E-06 K

ow (unitless)

-­ ND K

oc (mL/g)

-­ ND Kd s (cm 3 /g)

-­ ND Kd sw

(L/Kg)

-­ ND Dermal Exposure Factors Kp (cm/hr) Kp value was obtained from U.S. EPA (1992b). 3.28E-05 t t value was obtained from U.S. EPA (1992b). 6.90E-01 t* t* value was obtained from U.S. EPA (1992b). ND B B value was obtained from U.S. EPA (1992b). ND Biotransfer Factors for Animals BCF fish (L/kg FW tissue) - - ND
BAF fish (L/kg FW)

-­ ND



## A-3-28

## TABLE A-1b-14 CHEMICAL-SPECIFIC INPUTS FOR CYCLOTETRAMETHYLENETETRANITRAMINE (HMX) (2691-41-0)
Parameter Reference and Explanation Value Health Benchmarks RfD (mg/kg/day) U.S. EPA (1997b) 5.00E-02 Oral CSF (mg/kg/day) -1

-­ ND RfC (mg/m 3 ) Calculated from RfD using an inhalation rate of 20 m 3 /day and a human body weight of 70 kg. 1.75E-01
Inhalation CSF (mg/kg/day) -1 -­ ND
MCL National Primary Drinking Water Regulations. ND Aquatic TRV (μg/l)

-­ ND
Note: NA = Not applicable, ND = No data available



## A-3-29

## TABLE A-1b-15 CHEMICAL-SPECIFIC INPUTS FOR DIALLATE (2303-16-4)
Parameter Reference and Explanation Value Chemical/Physical Properties MW (g/mole) Budavari, O’Neil, Smith, and Heckelman (1989) 270.24 T

m (K)

-­ ND Vp (atm) Vp value cited in U.S. EPA (1995g). 2.00E-07 S

(ppm) S value cited in U.S. EPA (1995b). 40 H

(atm 

### @ m 3 /mol) H value was obtained from CHEMDAT8 database (U.S. EPA 1994d). 4.83E-05 D a (cm 2 /s) D a value was obtained from CHEMDAT8 database (U.S. EPA 1994d). 8.00E-02 D w (cm 2 /s) D w value was obtained from CHEMDAT8 database (U.S. EPA 1994d). 8.00E-06 K

ow

(unitless) Value cited in U.S. EPA (1995g). 3.10E+04 K

oc (mL/g) Value cited in U.S. EPA (1995g). 2.60E+04 Kd s (cm 3 /g) Kd s value was calculated by using the correlation equation with K oc that is cited in U.S. EPA (1993) for an assumed organic carbon fraction of 0.01 in soil. Measured organic carbon in soil, specific to site c onditions, should be used to calculate Kd s , because the value varies, depending on the fraction of organic carbon in soil. Recommended Kd s value was calculated by using the K oc value that is provided in this table. 2.60E+02

Kd sw

(L/Kg) Kd sw value was calculated by using the correlation equation with K oc that is cited in U.S. EPA (1993) for an assumed organic carbon fraction of 0.075 in suspended sediment. Measured organic carbon in suspended sediment, specific to site conditions, should be used to calculate Kd sw , because the value varies, depending on the fraction of organic carbon in suspended sediment. Recommended Kd sw

value was calculated by using the K oc value that is provided in this table. 1.82E+03

Dermal Exposure Factors Kp (cm/hr) Kp value was obtained from U.S. EPA (1992b). 6.60E-02 t t value was obtained from U.S. EPA (1992b). 3.90E+00 t* t* value was obtained from U.S. EPA (1992b). 2.00E+01 B B value was obtained from U.S. EPA (1992b). 3.10E+00 Biotransfer Factors for Animals BCF fish (L/kg FW tissue) -­ NA
BAF fish (L/kg FW) BAFs were used for compounds with a log K ow

value above 4.0, as cited in U.S. EPA (1995g). BAF values were predicted values calculated by multiplying a food chain multiplier ( FCM ) with an estimated BCF
. BCF s were estimated using the correlation equation obtained from Veith, Macek, Petrocelli, and Caroll (1980). FCM s were obtained from U.S. EPA (1995g) 1.80E+04



## A-3-30

## TABLE A-1b-15 CHEMICAL-SPECIFIC INPUTS FOR DIALLATE (2303-16-4)
Parameter Reference and Explanation Value Health Benchmarks RfD (mg/kg/day)

-­ ND Oral CSF (mg/kg/day) -1 U.S. EPA (1997c) 6.10E-02 RfC (mg/m 3 )

- ­ ND Inhalation URF (μg/m 3 ) -1 -­ ND
Inhalation CSF (mg/kg/day) -1 Value based on Oral CSF assuming route-to-route extrapolation. 6.10E-01
MCL National Primary Drinking Water Regulations. ND Aquatic TRV (μg/l)

-­ ND
Note: NA= Not applicable, ND= No data available



## A-3-31

## TABLE A-1b-16 CHEMICAL-SPECIFIC INPUTS FOR DIBENZOFURAN (132-64-9)
Parameter Reference and Explanation Value Chemical/Physical Properties MW (g/mole) CRC Handbook (1995) 168.19 T

m (K) CRC Handbook (1995) 359.65 Vp (atm)

-­ ND S

(mg/L)

-­ ND H

(atm 

### @ m 3 /mol) H value was obtained from CHEMDAT8 database (U.S. EPA 1994d). 1.056E-04 D a (cm 2 /s) D a value was obtained from CHEMDAT8 database (U.S. EPA 1994d). 8.00E-02 D w (cm 2 /s) D w value was obtained from CHEMDAT8 database (U.S. EPA 1994d). 8.00E-06 K

ow

(unitless)

-­ ND K

oc (mL/g)

-­ ND Kd s (cm 3 /g)

-­ ND Kd sw

(L/Kg)

-­ ND Dermal Exposure Factors Kp (cm/hr) Kp value was obtained from U.S. EPA (1992b). 2.06E-01 t t value was obtained from U.S. EPA (1992b). 6.90E-01 t* t* value was obtained from U.S. EPA (1992b). ND B B value was obtained from U.S. EPA (1992b). 2.04E+00 Biotransfer Factors for Animals BCF fish (L/kg FW tissue) -­ ND
BAF fish (L/kg FW)

-­ ND



## A-3-32

## TABLE A-1b-16 CHEMICAL-SPECIFIC INPUTS FOR DIBENZOFURAN (132-64-9)
Parameter Reference and Explanation Value Health Benchmarks RfD (mg/kg/day) U.S.EPA (1997a) ND Oral CSF (mg/kg/day) -1

-­ ND RfC (mg/m 3 ) Calculated from RfD using an inhalation rate of 20 m 3 /day and a human body weight of 70 kg. ND
Inhalation CSF (mg/kg/day) -1 -­ ND
MCL National Primary Drinking Water Regulations. ND Aquatic TRV (μg/l) U.S. EPA (1996c) 2.00E+1
Note: NA = Not applicable, ND = No data available



## A-3-33

## TABLE A-1b-17 CHEMICAL-SPECIFIC INPUTS FOR

2,6-DICHLOROPHENOL (87-65-0)
Parameter Reference and Explanation Value Chemical/Physical Properties MW (g/mole) Budavari, O’Neil, Smith, and Heckelman (1989) 163.01 T

m (K) Howard (1989-1993) 337.65 to 338.65 Vp (atm)

-­ ND S

(mg/L)

-­ ND H

(atm 

### @ m 3 /mol) H value was obtained from CHEMDAT8 database (U.S. EPA 1994d). 2.96E-06 D a (cm 2 /s) D a value was obtained from CHEMDAT8 database (U.S. EPA 1994d). 3.47E-02 D w (cm 2 /s) D w value was obtained from CHEMDAT8 database (U.S. EPA 1994d). 8.77E-06 K

ow

(unitless)

-­ ND
K

oc (mL/g)

-­ ND Kd s (cm 3 /g)

-­ ND Kd sw

(L/Kg)

-­ ND Dermal Exposure Factors Kp (cm/hr) Kp value was obtained from U.S. EPA (1992b). 2.07E-02 t t value was obtained from U.S. EPA (1992b). 8.63E-01 t* t* value was obtained from U.S. EPA (1992b). 2.07E+00 B B value was obtained from U.S. EPA (1992b). 7.24E-02 Biotransfer Factors for Animals BCF fish (L/kg FW tissue) -­ ND
BAF fish (L/kg FW)

-­ ND



## A-3-34

## TABLE A-1b-17 CHEMICAL-SPECIFIC INPUTS FOR

2,6-DICHLOROPHENOL (87-65-0)
Parameter Reference and Explanation Value Health Benchmarks RfD (mg/kg/day)

-­ ND Oral CSF (mg/kg/day) -1

-­ ND RfC (mg/m 3 )

- ­ ND Inhalation CSF (mg/kg/day) -1 -­ ND
MCL National Primary Drinking Water Regulations. ND Aquatic TRV (μg/l)

-­ ND Note: NA = Not applicable, ND = No data available



## A-3-35

## TABLE A-1b-18 CHEMICAL-SPECIFIC INPUTS FOR 2,4-DICHLOROPHENOXYACETIC ACID (94-75-7)
Parameter Reference and Explanation Value Chemical/Physical Properties MW (g/mole) U.S. EPA (1995g) 221.04 T

m (K)

-­ ND Vp (atm) U.S. EPA (1995g) 1.40E-05 S

(mg/L) U.S. EPA (1995g) 6.80E+02 H

(atm 

### @ m 3 /mol) U.S. EPA (1995g) 4.50E-06 D a (cm 2 /s) U.S. EPA (1995g) 5.88E-02 D w (cm 2 /s) U.S. EPA (1995g) 6.49E-06 K

ow

(unitless) U.S. EPA (1995g) 5.05E+02 K

oc (mL/g) U.S. EPA (1995g) 4.50E+02 Kd s (mL/g) Kd s value was calculated by using the correlation equation with K oc that is cited in U.S. EPA (1993) for an assumed organic carbon fraction of 0.01 in soil. Measured organic carbon in soil, specific to site c onditions, should be used to calculate Kd s , because the value varies, depending on the fraction of organic carbon in soil. Recommended Kd s value was calculated by using the K oc value that is provided in this table.-­ 4.50E+00

Kd sw

(L/Kg) Kd sw value was calculated by using the correlation equation with K oc that is cited in U.S. EPA (1993) for an assumed organic carbon fraction of 0.075 in suspended sediment. Measured organic carbon in suspended sediment, specific to site conditions, should be used to calculate Kd sw , because the value varies, depending on the fraction of organic carbon in suspended sediment. Recommended Kd sw

value was calculated by using the K oc value that is provided in this table. 3.37E+01

Dermal Exposure Factors Kp (cm/hr) Kp value was obtained from U.S. EPA (1992b). 7.10E-03 t t value was obtained from U.S. EPA (1992b). 2.00E+00 t* t* value was obtained from U.S. EPA (1992b). 4.70E+00 B B value was obtained from U.S. EPA (1992b). 5.00E-02 Biotransfer Factors for Animals BCF fish (L/kg FW tissue) BCFs were used for compounds with a log K ow

value below 4.0, as cited in U.S. EPA (1995g). BCF fish value calculated using the correlation equation with K

ow

obtained from Veith, Macek, Petrocelli, and Caroll ( 1980) 6.10E+01
BAF fish (L/kg FW)

-­ NA



## A-3-36

## TABLE A-1b-18 CHEMICAL-SPECIFIC INPUTS FOR 2,4-DICHLOROPHENOXYACETIC ACID (94-75-7)
Parameter Reference and Explanation Value Health Benchmarks RfD (mg/kg/day) U.S. EPA (1997c) 1.00E-02 Oral CSF (mg/kg/day) -1 Calculated by multiplying the Oral CSF for Benzo(a)pyrene by the relative potency factor for Dibenz(a,h)anthracene of 1.0 (U.S.EPA 1993e). ND RfC (mg/m 3 ) Calculated from RfD using an inhalation rate of 20 m 3 /day and a human body weight of 70 kg. 3.50E-02
Inhalation CSF (mg/kg/day) -1 ND
MCL National Primary Drinking Water Regulations. ND Aquatic TRV (μg/l)

-­ ND Note: NA = Not applicable, ND = No data available



## A-3-37

## TABLE A-1b-19 CHEMICAL-SPECIFIC INPUTS FOR 1,3-DICHLOROPROPENE-TRANS (10061-02-6)
Parameter Reference and Explanation Value Chemical/Physical Properties MW (g/mole) Budavari, O’Neil, Smith, and Heckelman (1989) 110.98 T

m (K)

-- Vp (atm) U.S. EPA (1995g) 4.00E-02 S

(mg/L) U.S. EPA (1995g) 2.80E+03 H

(atm 

### @ m 3 /mol) U.S. EPA (1995g) 1.25E-03 D a (cm 2 /s) D a value was obtained from CHEMDAT8 database (U.S. EPA 1994d). 5.85E-02 D w (cm 2 /s) D w value was obtained from CHEMDAT8 database (U.S. EPA 1994d). 1.10E-05 K

ow

(unitless) U.S. EPA (1995g) 1.00E+02 K

oc (mL/g) U.S. EPA (1995g) 9.30E+01 Kd s (cm 3 /g) Kd s value was calculated by using the correlation equation with K oc that is cited in U.S. EPA (1993) for an assumed organic carbon fraction of 0.01 in soil. Measured organic carbon in soil, specific to site c onditions, should be used to calculate Kd s , because the value varies, depending on the fraction of organic carbon in soil. Recommended Kd s value was calculated by using the K oc value that is provided in this table. 9.30E-01

Kd sw

(L/Kg) Kd sw value was calculated by using the correlation equation with K oc that is cited in U.S. EPA (1993) for an assumed organic carbon fraction of 0.075 in suspended sediment. Measured organic carbon in suspended sediment, specific to site conditions, should be used to calculate Kd sw , because the value varies, depending on the fraction of organic carbon in suspended sediment. Recommended Kd sw

value was calculated by using the K oc value that is provided in this table. 6.97E+00

Dermal Exposure Factors Kp (cm/hr) Kp value was obtained from U.S. EPA (1992b). 1.10E-02 t t value was obtained from U.S. EPA (1992b). 4.20E-01 t* t* value was obtained from U.S. EPA (1992b). 1.00E+00 B B value was obtained from U.S. EPA (1992b). 1.00E-02 Biotransfer Factors for Animals BCF fish (L/kg FW tissue) BCFs were used for compounds with a log K ow

value below 4.0, as cited in U.S. EPA (1995g). BCF fish value calculated using the correlation equation with K

ow

obtained from Veith, Macek, Petrocelli, and Caroll ( 1980) 5.30E+00
BAF fish (L/kg FW)

-­ NA



## A-3-38

## TABLE A-1b-19 CHEMICAL-SPECIFIC INPUTS FOR 1,3-DICHLOROPROPENE-TRANS (10061-02-6)
Parameter Reference and Explanation Value Health Benchmarks RfD (mg/kg/day)

-­ ND Oral CSF (mg/kg/day) -1 U.S. EPA (1997b) 1.75E-01 RfC (mg/m 3 )

- ­ ND Inhalation CSF (mg/kg/day) -1 Value based on Oral CSF assuming route-to-route extrapolation. 1.75E-01
MCL National Primary Drinking Water Regulations. ND Aquatic TRV (μg/l) U.S. EPA (1995f) 2.40E+01 Note: NA= Not applicable, ND= No data available



## A-3-39

## TABLE A-1b-20 CHEMICAL-SPECIFIC INPUTS FOR

DIETHYLSTILBESTROL (56-53-1)
Parameter Reference and Explanation Value Chemical/Physical Properties MW (g/mole) Budavari, O’Neil, Smith, and Heckelman (1989) 268.34 T

m (K) Budavari, O’Neil, Smith, and Heckelman (1989) 443.65 Vp (atm) U.S. EPA (1995g) 1.40E-12 S

(mg/L) S value cited in U.S. EPA (1995b). 1.30E+04 H

(atm 

### @ m 3 /mol) U.S. EPA (1995g) 3.00E-14 D a (cm 2 /s) U.S. EPA (1995g) 8.00E-02 D w (cm 2 /s) U.S. EPA (1995g) 8.00E-06 K

ow

(unitless) U.S. EPA (1995g) 1.20E+05 K

oc (mL/g) U.S. EPA (1995g) 9.60E+04 Kd s (cm 3 /g) Kd s value was calculated by using the correlation equation with K oc that is cited in U.S. EPA (1993) for an assumed organic carbon fraction of 0.01 in soil. Measured organic carbon in soil, specific to site c onditions, should be used to calculate Kd s , because the value varies, depending on the fraction of organic carbon in soil. Recommended Kd s value was calculated by using the K oc value that is provided in this table. 9.60E+02

Kd sw

(L/Kg) Kd sw value was calculated by using the correlation equation with K oc that is cited in U.S. EPA (1993) for an assumed organic carbon fraction of 0.075 in suspended sediment. Measured organic carbon in suspended sediment, specific to site conditions, should be used to calculate Kd sw , because the value varies, depending on the fraction of organic carbon in suspended sediment. Recommended Kd sw

value was calculated by using the K oc value that is provided in this table. 7.20E+03

Dermal Exposure Factors Kp (cm/hr) Kp value was obtained from U.S. EPA (1992b). 1.70E-01 t t value was obtained from U.S. EPA (1992b). 3.80E+00 t* t* value was obtained from U.S. EPA (1992b). 1.80E+01 B B value was obtained from U.S. EPA (1992b). 1.20E+01 Biotransfer Factors for Animals BCF fish (L/kg, FW tissue) -­ NA
BAF fish (L/kg FW) BAFs were used for compounds with a log K ow

value above 4.0, as cited in U.S. EPA (1995g). BAF values were predicted values calculated by multiplying a food chain multiplier ( FCM ) with a geometric mean of various laboratory measured BCF s obtained from various experimental studies cited in U.S. EPA (1998). FCM s were obtained from U.S. EPA (1995g) 6.80E+03



## A-3-40

## TABLE A-1b-20 CHEMICAL-SPECIFIC INPUTS FOR

DIETHYLSTILBESTROL (56-53-1)
Parameter Reference and Explanation Value Health Benchmarks RfD (mg/kg/day) U.S.EPA (1996d) ND Oral CSF (mg/kg/day) -1 U.S. EPA (1997b) 4.70E+03 RfC (mg/m 3 ) U.S. EPA (1997b) ND Inhalation CSF (mg/kg/day) -1 Value based on Oral CSF assuming route-to-route extrapolation. ND
MCL National Primary Drinking Water Regulations. ND Aquatic TRV (μg/l) Ambient Water Quality Criteria, U.S. EPA, Office of Water. ND Note: NA = Not applicable, ND = No data available



## A-3-41

## TABLE A-1b-21 CHEMICAL-SPECIFIC INPUTS FOR DIMETHOATE (60-51-5)
Parameter Reference and Explanation Value Chemical/Physical Properties MW (g/mole) Budavari, O’Neil, Smith, and Heckelman (1989) 229.28 T

m (K)

-- Vp (atm) U.S. EPA (1995g) 6.70E-09 S

(mg/L) U.S. EPA (1995g) 2.50E+04 H

(atm 

### @ m 3 /mol) U.S. EPA (1995g) 6.15E-11 D a (cm 2 /s) D a value was obtained from CHEMDAT8 database (U.S. EPA 1994d). 2.58E-02 D w (cm 2 /s) D w value was obtained from CHEMDAT8 database (U.S. EPA 1994d). 5.82E-06 K

ow (unitless) Geometric mean value cited in U.S. EPA (1994c). 4.90E+00 K

oc (mL/g) K oc value was calculated by using the correlation equation with K ow

for phthalates and PAHs, cited in U.S. EPA (1994c). K oc value was calculated by using the recommended K ow

value that is provided in this table. 4.80E+00

Kd s (cm 3 /g) Kd s value was calculated by using the correlation equation with K oc that is cited in U.S. EPA (1993) for an assumed fraction organic carbon of 0.01 in soil. Measured organic carbon in soil, specific to site c onditions, s hould be used to calculate Kd s , because the value varies, depending on the fraction of organic carbon in soil. Recommended Kd s value was calculated by using the K oc value that is provided in this table. 4.80E-02

Kd sw

(L/Kg) Kd sw

value was calculated by using the correlation equation with K oc that is cited in U.S. EPA (1993) for an assumed organic carbon fraction of 0.075 in suspended sediment. Measured organic carbon in suspended sediment, specific to site conditions, should be used to calculate Kd sw , because the value varies, depending on the fraction of organic carbon in suspended sediment. Recommended Kd sw

value was calculated by using the K oc value that is provided in this table. 3.60E-01

Dermal Exposure Factors Kp (cm/hr) Kp value was obtained from U.S. EPA (1992b). 2.40E-04 t t value was obtained from U.S. EPA (1992b). 2.20E+00 t* t* value was obtained from U.S. EPA (1992b). 5.30E+00 B B value was obtained from U.S. EPA (1992b). 4.90E-04 Biotransfer Factors for Animals BCF fish (L/kg FW tissue) BCFs were used for compounds with a log K ow

value below 4.0, as cited in U.S. EPA (1995g). BCF fish value calculated using the correlation equation with K

ow

obtained from Veith, Macek, Petrocelli, and Caroll ( 1980) 8.40E-01
BAF fish (L/kg FW)

-­ NA



## A-3-42

## TABLE A-1b-21 CHEMICAL-SPECIFIC INPUTS FOR DIMETHOATE (60-51-5)
Parameter Reference and Explanation Value Health Benchmarks RfD (mg/kg/day) U.S.EPA (1997c) 2.00E-04 Oral CSF (mg/kg/day) -1

-­ ND RfC (mg/m 3 ) Calculated from RfD using an inhalation rate of 20 m 3 /day and a human body weight of 70 kg. 7.00E-04 Inhalation CSF (mg/kg/day) -1 -­ ND
MCL National Primary Drinking Water Regulations. ND Aquatic TRV (μg/l)

-­ ND Note: NA= Not applicable, ND= No data available



## A-3-43

## TABLE A-1b-22 CHEMICAL-SPECIFIC INPUTS FOR 7,12-DIMETHYLBENZ[A]ANTHRACENE (57-97-6)
Parameter Reference and Explanation Value Chemical/Physical Properties MW (g/mole) Budavari, O’Neil, Smith, and Heckelman (1989) 256.35 T

m (K)

-- Vp (atm) Geometric mean value cited in U.S. EPA (1994c). 3.80E-12 S

(mg/L) Geometric mean value cited in U.S. EPA (1994c). 5.00E-02 H

(atm 

### @ m 3 /mol) H value was calculated by using the theoretical equation from Lyman, Reehl, and Rosenblatt (1982), which defines the constant. Recommended value was calculated by using the MW , S , and Vp values that are provided in this table. 3.11E-08

D a (cm 2 /s) D a value was obtained from CHEMDAT8 database (U.S. EPA 1994d). 4.61E-02 D w (cm 2 /s) D w value was obtained from CHEMDAT8 database (U.S. EPA 1994d). 4.98E-06 K

ow (unitless) Geometric mean value cited in U.S. EPA (1994c). 4.20E+06 K

oc (mL/g) K oc value was calculated by using the correlation equation with K ow for all nonionizing organics except phthalates, PAHs, dioxins, and furans as cited in U.S. EPA (1994c). K oc value was calculated by using the recommended K ow

value that is provided in this table. 3.20E+06

Kd s (cm 3 /g) Kd s value was calculated by using the correlation equation with K oc that is cited in U.S. EPA (1993) for an assumed fraction organic carbon of 0.01 in soil. Measured organic carbon in soil, specific to site c onditions, should be used to calculate Kd s , because the value varies, depending on the fraction of organic carbon in soil. Recommended Kd s value was calculated by using the K oc value that is provided in this table. 3.20E+04

Kd sw

(L/Kg) Kd sw value was calculated by using the correlation equation with K oc that is cited in U.S. EPA (1993) for an assumed organic carbon fraction of 0.075 in suspended sediment. Measured organic carbon in suspended sediment, specific to site conditions, should be used to calculate Kd sw , because the value varies, depending on the fraction of organic carbon in suspended sediment. Recommended Kd sw value was calculated by using the K oc value that is provided in this table. 2.40E+05

Dermal Exposure Factors Kp (cm/hr) Kp value was obtained from U.S. EPA (1992b). 2.60E+00 t t value was obtained from U.S. EPA (1992b). 3.20E+00 t* t* value was obtained from U.S. EPA (1992b). 1.50E+01 B B value was obtained from U.S. EPA (1992b). 4.20E+02 Biotransfer Factors for Animals BCF fish (L/kg FW tissue) -­ NA
BAF fish (L/kg FW) BAFs were used for compounds with a log K ow value above 4.0, as cited in U.S. EPA (1995g). BAF values were predicted values calculated by multiplying a food chain multiplier ( FCM ) with an estimated BCF
. BCF s were estimated using the correlation equation obtained from Veith, Macek, Petrocelli, and Caroll (1980). FCM s were obtained from U.S. EPA (1995g)­ 1.00E+03



## A-3-44

## TABLE A-1b-22 CHEMICAL-SPECIFIC INPUTS FOR 7,12-DIMETHYLBENZ[A]ANTHRACENE (57-97-6)
Parameter Reference and Explanation Value Health Benchmarks RfD (mg/kg/day)

-­ ND Oral CSF (mg/kg/day) -1 U.S. EPA (1997c) 2.50E+01 RfC (mg/m 3 )

- ­ ND Inhalation CSF (mg/kg/day) -1 Value based on Oral CSF assuming route-to-route extrapolation. 2.50E+01
MCL National Primary Drinking Water Regulations. ND Aquatic TRV (μg/l)

-­ ND Note: NA= Not applicable, ND= No data available



## A-3-45

## TABLE A-1b-23 CHEMICAL-SPECIFIC INPUTS FOR 3-3'-DIMETHYLBENZIDINE (119-93-7)
Parameter Reference and Explanation Value Chemical/Physical Properties MW (g/mole) Budavari, O’Neill, Smith, and Heckelman (1989) 212.28 T

m (K) Budavari, O’Neill, Smith, and Heckelman (1989) Vp (atm) Geometric mean value cited in U.S. EPA (1994c). 4.90E-10 S

(mg/L) Geometric mean value cited in U.S. EPA (1994c). 1.20E+03 H

(atm 

### @ m 3 /mol) H value was calculated by using the theoretical equation from Lyman, Reehl, and Rosenblatt (1982), which defines the constant. Recommended value was calculated by using the MW , S , and Vp values that are provided in this table. 6.29E-11

D a (cm 2 /s) D a value was obtained from CHEMDAT8 database (U.S. EPA 1994d). 2.83E-02 D w (cm 2 /s) D w value was obtained from CHEMDAT8 database (U.S. EPA 1994d). 6.17E-06 K

ow

(unitless) Geometric mean value cited in U.S. EPA (1994c). 4.80E+02 K

oc (mL/g) K oc value was calculated by using the correlation equation with K ow for all nonionizing organics except phthalates, PAHs, dioxins, and furans as cited in U.S. EPA (1994c). K oc value was calculated by using the recommended K ow

value that is provided in this table. 4.30E+02

Kd s (cm 3 /g) Kd s value was calculated by using the correlation equation with K oc that is cited in U.S. EPA (1993) for an assumed fraction organic carbon of 0.01 in soil. Measured organic carbon in soil, specific to site c onditions, should be used to calculate Kd s , because the value varies, depending on the fraction of organic carbon in soil. Recommended Kd s value was calculated by using the K oc value that is provided in this table. 4.30E+00

Kd sw

(L/Kg) Kd sw value was calculated by using the correlation equation with K oc that is cited in U.S. EPA (1993) for an assumed organic carbon fraction of 0.075 in suspended sediment. Measured organic carbon in suspended sediment, specific to site conditions, should be used to calculate Kd sw , because the value varies, depending on the fraction of organic carbon in suspended sediment. Recommended Kd sw value was calculated by using the K oc value that is provided in this table. 3.22E+01

Dermal Exposure Factors Kp (cm/hr) Kp value was obtained from U.S. EPA (1992b). 7.70E-03 t t value was obtained from U.S. EPA (1992b). 1.70E+00 t* t* value was obtained from U.S. EPA (1992b). 4.10E+00 B B value was obtained from U.S. EPA (1992b). 4.80E-02 Biotransfer Factors for Animals BCF fish (L/kg FW tissue) BCFs were used for compounds with a log K ow

value below 4.0, as cited in U.S. EPA (1995g). BCF fish value calculated using the correlation equation with K

ow

obtained from Veith, Macek, Petrocelli, and Caroll ( 1980) 1.80E+01
BAF fish (L/kg FW)

-­ NA



## A-3-46

## TABLE A-1b-23 CHEMICAL-SPECIFIC INPUTS FOR 3-3'-DIMETHYLBENZIDINE (119-93-7)
Parameter Reference and Explanation Value Health Benchmarks RfD (mg/kg/day)

-­ ND Oral CSF (mg/kg/day) -1 U.S. EPA (1997c) 9.20E+00 RfC (mg/m 3 )

- ­ ND Inhalation CSF (mg/kg/day) -1 Value based on Oral CSF assuming route-to-route extrapolation. 9.20E+00
MCL National Primary Drinking Water Regulations. ND Aquatic TRV (μg/l)

-­ ND Note: NA= Not applicable, ND= No data available



## A-3-47

## TABLE A-1b-24 CHEMICAL-SPECIFIC INPUTS FOR 2,4-DINITRO-6-METHYLPHENOL (534-52-1)

Parameter Reference and Explanation Value Chemical/Physical Properties MW (g/mole) Budavari, O’Neil, Smith, and Heckelman (1989) 198.13 T

m (K) Budavari, O’Neil, Smith, and Heckelman (1989) 360.65 Vp (atm)

-­ ND S

(mg/L)

-­ ND H

(atm 

### @ m 3 /mol) H value was obtained from CHEMDAT8 database (U.S. EPA 1994d). 4.26E-07 D a (cm 2 /s) D a value was obtained from CHEMDAT8 database (U.S. EPA 1994d). 2.93E-02 D w (cm 2 /s) D w value was obtained from CHEMDAT8 database (U.S. EPA 1994d). 6.91E-06 K

ow

(unitless)

-­ ND K

oc (mL/g)

-­ ND Kd s (cm 3 /g)

-­ ND Kd sw

(L/Kg)

-­ ND Dermal Exposure Factors Kp (cm/hr) Kp value was obtained from U.S. EPA (1992b). 3.78E-03 t t value was obtained from U.S. EPA (1992b). 1.41E+00 t* t* value was obtained from U.S. EPA (1992b). 3.39E+00 B B value was obtained from U.S. EPA (1992b). 1.32E-02 Biotransfer Factors for Animals BCF fish (L/kg FW tissue) -­ ND
BAF fish (L/kg FW)

-­ ND



## A-3-48

## TABLE A-1b-24 CHEMICAL-SPECIFIC INPUTS FOR 2,4-DINITRO-6-METHYLPHENOL (534-52-1)
Parameter Reference and Explanation Value Health Benchmarks RfD (mg/kg/day)

-­ ND Oral CSF (mg/kg/day) -1

-­ ND RfC (mg/m 3 )

- ­ ND Inhalation CSF (mg/kg/day) -1 -­ ND
MCL National Primary Drinking Water Regulations. ND Aquatic TRV (μg/l)

-­ ND Note: NA = Not applicable, ND = No data available



## A-3-49

## TABLE A-1b-25 CHEMICAL-SPECIFIC INPUTS FOR DIPHENYLAMINE (122-39-4)
Parameter Reference and Explanation Value Chemical/Physical Properties MW (g/mole) Budavari, O’Neill, Smith, and Heckelman (1989) 169.23 T

m (K) Budavari, O’Neill, Smith, and Heckelman (1989) Vp (atm) Geometric mean value cited in U.S. EPA (1994c). 5.60E-06 S (mg/L) Geometric mean value cited in U.S. EPA (1994c). 3.00E+02 H

(atm 

### @ m 3 /mol) H value was calculated by using the theoretical equation from Lyman, Reehl, and Rosenblatt (1982), which defines the constant. Recommended value was calculated by using the MW , S , and Vp values that are provided in this table. 4.96E-07

D a (cm 2 /s) D a value was obtained from CHEMDAT8 database (U.S. EPA 1994d). 6.80E-02 D w (cm 2 /s) D w value was obtained from CHEMDAT8 database (U.S. EPA 1994d). 6.31E-06 K

ow

(unitless) Geometric mean value cited in U.S. EPA (1994c). 3.00E+03 K

oc (mL/g) K oc value was calculated by using the correlation equation with K ow for all nonionizing organics except phthalates, PAHs, dioxins, and furans as cited in U.S. EPA (1994c). K oc value was calculated by using the recommended K ow

value that is provided in this table. 2.60E+03

Kd s (cm 3 /g) Kd s value was calculated by using the correlation equation with K oc that is cited in U.S. EPA (1993) for an assumed fraction organic carbon of 0.01 in soil. Measured organic carbon in soil, specific to site c onditions, should be used to calculate Kd s , because the value varies, depending on the fraction of organic carbon in soil. Recommended Kd s value was calculated by using the K oc value that is provided in this table. 2.60E+01

Kd sw

(L/Kg) Kd sw value was calculated by using the correlation equation with K oc that is cited in U.S. EPA (1993) for an assumed organic carbon fraction of 0.075 in suspended sediment. Measured organic carbon in suspended sediment, specific to site conditions, should be used to calculate Kd sw , because the value varies, depending on the fraction of organic carbon in suspended sediment. Recommended Kd sw value was calculated by using the K oc value that is provided in this table. 1.95E+00

Dermal Exposure Factors Kp (cm/hr) Kp value was obtained from U.S. EPA (1992b). 5.20E-02 t t value was obtained from U.S. EPA (1992b). 9.40E-01 t* t* value was obtained from U.S. EPA (1992b). 5.00E+00 B B value was obtained from U.S. EPA (1992b). 3.00E-01 Biotransfer Factors for Animals BCF fish (L/kg FW tissue) BCFs were used for compounds with a log K ow

value below 4.0, as cited in U.S. EPA (1995g). BCF fish value calculated using the correlation equation with K

ow

obtained from Veith, Macek, Petrocelli, and Caroll ( 1980) 8.30E+01
BAF fish (L/kg FW)

-­ NA



## A-3-50

## TABLE A-1b-25 CHEMICAL-SPECIFIC INPUTS FOR DIPHENYLAMINE (122-39-4)
Parameter Reference and Explanation Value Health Benchmarks RfD (mg/kg/day) U.S. EPA (1997c) 2.50E-02 Oral CSF (mg/kg/day) -1

-­ ND RfC (mg/m 3 ) Calculated from RfD using an inhalation rate of 20 m 3 /day and a human body weight of 70 kg. 8.82E-02 Inhalation CSF (mg/kg/day) -1 -­ ND
MCL National Primary Drinking Water Regulations. ND Aquatic TRV (μg/l)

-­ ND Note: NA = Not applicable, ND = No data available



## A-3-51

## TABLE A-1b-26 CHEMICAL-SPECIFIC INPUTS FOR 2-ETHOXYETHANOL (110-80-5)
Parameter Reference and Explanation Value Chemical/Physical Properties MW (g/mole) Budavari, O’Neill, Smith, and Heckelman (1989) 90.12 T

m (K) Budavari, O’Neill, Smith, and Heckelman (1989) Vp (atm) Geometric mean value cited in U.S. EPA (1994c). 7.00E-03 S

(mg/L) Geometric mean value cited in U.S. EPA (1994c). 1.20E+01 H

(atm 

### @ m 3 /mol) H value was calculated by using the theoretical equation from Lyman, Reehl, and Rosenblatt (1982), which defines the constant. Recommended value was calculated by using the MW , S , and Vp values that are provided in this table. 1.23E-07

D a (cm 2 /s) D a value was obtained from CHEMDAT8 database (U.S. EPA 1994d). 9.47E-02 D w (cm 2 /s) D w value was obtained from CHEMDAT8 database (U.S. EPA 1994d). 9.57E-06 K

ow

(unitless) Geometric mean value cited in U.S. EPA (1994c). 7.90E-01 K

oc (mL/g) K oc value was calculated by using the correlation equation with K ow for all nonionizing organics except phthalates, PAHs, dioxins, and furans as cited in U.S. EPA (1994c). K oc value was calculated by using the recommended K ow

value that is provided in this table. 8.00E-01

Kd s (cm 3 /g) Kd s value was calculated by using the correlation equation with K oc that is cited in U.S. EPA (1993) for an assumed fraction organic carbon of 0.01 in soil. Measured organic carbon in soil, specific to site c onditions, should be used to calculate Kd s , because the value varies, depending on the fraction of organic carbon in soil. Recommended Kd s value was calculated by using the K oc value that is provided in this table. 8.00E-03

Kd sw

(L/Kg) Kd sw value was calculated by using the correlation equation with K oc that is cited in U.S. EPA (1993) for an assumed organic carbon fraction of 0.075 in suspended sediment. Measured organic carbon in suspended sediment, specific to site conditions, should be used to calculate Kd sw , because the value varies, depending on the fraction of organic carbon in suspended sediment. Recommended Kd sw value was calculated by using the K oc value that is provided in this table. 6.00E-02

Dermal Exposure Factors Kp (cm/hr) Kp value was obtained from U.S. EPA (1992b). 4.60E-04 t t value was obtained from U.S. EPA (1992b). 3.10E-01 t* t* value was obtained from U.S. EPA (1992b). 7.40E-01 B B value was obtained from U.S. EPA (1992b). 7.90E-05 Biotransfer Factors for Animals BCF fish (L/kg FW tissue) BCFs were used for compounds with a log K ow

value below 4.0, as cited in U.S. EPA (1995g). BCF fish value calculated using the correlation equation with K

ow

obtained from Veith, Macek, Petrocelli, and Caroll ( 1980) 2.20E-01
BAF fish (L/kg FW)

-­ NA



## A-3-52

## TABLE A-1b-26 CHEMICAL-SPECIFIC INPUTS FOR 2-ETHOXYETHANOL (110-80-5)
Parameter Reference and Explanation Value Health Benchmarks RfD (mg/kg/day) Calculated from RfC using an inhalation rate of 20 m 3 /day and a human body weight of 70 kg. 5.70E-02 Oral CSF (mg/kg/day) -1

-­ ND RfC (mg/m 3 ) U.S. EPA (1997c) 2.00E-01 Inhalation CSF (mg/kg/day) -1 -­ ND
MCL National Primary Drinking Water Regulations. ND Aquatic TRV (μg/l)

-­ ND Note: NA = Not applicable, ND = No data available



## A-3-53

## TABLE A-1b-27 CHEMICAL-SPECIFIC INPUTS FOR ETHYL ACETATE (141-78-6)
Parameter Reference and Explanation Value Chemical/Physical Properties MW (g/mole) Budavari, O’Neill, Smith, and Heckelman (1989) 88.1 T

m (K) Budavari, O’Neill, Smith, and Heckelman (1989) Vp (atm) Geometric mean value cited in U.S. EPA (1994c). 1.20E-01 S

(mg/L) Geometric mean value cited in U.S. EPA (1994c). 6.40E+04 H

(atm 

### @ m 3 /mol) H value was calculated by using the theoretical equation from Lyman, Reehl, and Rosenblatt (1982), which defines the constant. Recommended value was calculated by using the MW , S , and Vp values that are provided in this table. 1.38E-04

D a (cm 2 /s) D a value was obtained from CHEMDAT8 database (U.S. EPA 1994d). 7.32E-02 D w (cm 2 /s) D w value was obtained from CHEMDAT8 database (U.S. EPA 1994d). 9.66E-06 K

ow

(unitless) Geometric mean value cited in U.S. EPA (1994c). 4.90E+00 K

oc (mL/g) K oc value was calculated by using the correlation equation with K ow for all nonionizing organics except phthalates, PAHs, dioxins, and furans as cited in U.S. EPA (1994c). K oc value was calculated by using the recommended K ow

value that is provided in this table. 4.80E+00

Kd s (cm 3 /g) Kd s value was calculated by using the correlation equation with K oc that is cited in U.S. EPA (1993) for an assumed fraction organic carbon of 0.01 in soil. Measured organic carbon in soil, specific to site c onditions, should be used to calculate Kd s , because the value varies, depending on the fraction of organic carbon in soil. Recommended Kd s value was calculated by using the K oc value that is provided in this table. 4.80E-02

Kd sw

(L/Kg) Kd sw value was calculated by using the correlation equation with K oc that is cited in U.S. EPA (1993) for an assumed organic carbon fraction of 0.075 in suspended sediment. Measured organic carbon in suspended sediment, specific to site conditions, should be used to calculate Kd sw , because the value varies, depending on the fraction of organic carbon in suspended sediment. Recommended Kd sw value was calculated by using the K oc value that is provided in this table. 3.60E-01

Dermal Exposure Factors Kp (cm/hr) Kp value was obtained from U.S. EPA (1992b). 1.70E-03 t t value was obtained from U.S. EPA (1992b). 3.00E-01 t* t* value was obtained from U.S. EPA (1992b). 7.20E-01 B B value was obtained from U.S. EPA (1992b). 4.90E-04 Biotransfer Factors for Animals BCF fish (L/kg FW tissue) BCFs were used for compounds with a log K ow

value below 4.0, as cited in U.S. EPA (1995g). BCF fish value calculated using the correlation equation with K

ow

obtained from Veith, Macek, Petrocelli, and Caroll ( 1980) 9.90E-01

BAF fish (L/kg FW)

-­ NA



## A-3-54

## TABLE A-1b-27 CHEMICAL-SPECIFIC INPUTS FOR ETHYL ACETATE (141-78-6)
Parameter Reference and Explanation Value Health Benchmarks RfD (mg/kg/day) U.S. EPA (1997c) 9.00E-01 Oral CSF (mg/kg/day) -1

-­ ND RfC (mg/m 3 ) Calculated from RfD using an inhalation rate of 20 m 3 /day and a human body weight of 70 kg. 1997c) 3.15E+00 Inhalation CSF (mg/kg/day) -1 -­ ND
MCL National Primary Drinking Water Regulations. ND Aquatic TRV (μg/l) Ambient Water Quality Criteria, U.S. EPA, Office of Water. ND Note: NA = Not applicable, ND = No data available



## A-3-55

## TABLE A-1b-28 CHEMICAL-SPECIFIC INPUTS FOR ETHYL ETHER (60-29-7)
Parameter Reference and Explanation Value Chemical/Physical Properties MW (g/mole) Budavari, O’Neill, Smith, and Heckelman (1989) 74.12 T

m (K) Budavari, O’Neill, Smith, and Heckelman (1989) Vp (atm) Geometric mean value cited in U.S. EPA (1994c). 7.10E-01 S

(mg/L) Geometric mean value cited in U.S. EPA (1994c). 6.10E+04 H

(atm 

### @ m 3 /mol) U.S. EPA (1995g) 8.70E-04 D a (cm 2 /s) D a value was obtained from CHEMDAT8 database (U.S. EPA 1994d). 7.40E-02 D w (cm 2 /s) D w value was obtained from CHEMDAT8 database (U.S. EPA 1994d). 9.30E-06 K

ow

(unitless) Geometric mean value cited in U.S. EPA (1994c). 6.80E+00 K

oc (mL/g) K oc value was calculated by using the correlation equation with K ow for all nonionizing organics except phthalates, PAHs, dioxins, and furans as cited in U.S. EPA (1994c). K oc value was calculated by using the recommended K ow

value that is provided in this table. 6.50E+00

Kd s (cm 3 /g) Kd s value was calculated by using the correlation equation with K oc that is cited in U.S. EPA (1993) for an assumed fraction organic carbon of 0.01 in soil. Measured organic carbon in soil, specific to site conditions, should be used to calculate Kd s , because the value varies, depending on the fraction of organic carbon in soil. Recommended Kd s value was calculated by using the K oc value that is provided in this table. 6.50E-02

Kd sw

(L/Kg) Kd sw

value was calculated by using the correlation equation with K oc that is cited in U.S. EPA (1993) for an assumed organic carbon fraction of 0.075 in suspended sediment. Measured organic carbon in suspended sediment, specific to site conditions, should be used to calculate Kd sw , because the value varies, depending on the fraction of organic carbon in suspended sediment. Recommended Kd sw

value was calculated by using the K oc value that is provided in this table. 4.88E-01

Dermal Exposure Factors Kp (cm/hr) Kp value was obtained from U.S. EPA (1992b). 2.60E-03 t t value was obtained from U.S. EPA (1992b). 2.50E-01 t* t* value was obtained from U.S. EPA (1992b). 5.90E-01 B B value was obtained from U.S. EPA (1992b). 6.80E-04 Biotransfer Factors for Animals BCF fish (L//kg FW tissue) BCFs were used for compounds with a log K ow

value below 4.0, as cited in U.S. EPA (1995g). BCF fish value calculated using the correlation equation with K

ow

obtained from Veith, Macek, Petrocelli, and Caroll ( 1980) 1.30E+00
BAF fish (L/kg FW)

-­ NA



## A-3-56

## TABLE A-1b-28 CHEMICAL-SPECIFIC INPUTS FOR ETHYL ETHER (60-29-7)
Parameter Reference and Explanation Value Health Benchmarks RfD (mg/kg/day) U.S.EPA (1996b) 2.00E-01 Oral CSF (mg/kg/day) -1

-­ ND RfC (mg/m 3 ) Calculated from RfD using an inhalation rate of 20 m 3 /day and a human body weight of 70 kg. 7.00E-01 Inhalation CSF (mg/kg/day) -1 -­ ND
MCL National Primary Drinking Water Regulations. ND Aquatic TRV (μg/l)

-­ ND Note: NA= Not applicable, ND= No data available



## A-3-57

## TABLE A-1b-29 CHEMICAL-SPECIFIC INPUTS FOR ETHYLENE THIOUREA (ETU) (96-45-7)
Parameter Reference and Explanation Value Chemical/Physical Properties MW (g/mole) Budavari, O’Neill, Smith, and Heckelman (1989) 102.17 T

m ( o K) Budavari, O’Neill, Smith, and Heckelman (1989) 476.65 Vp Geometric mean value cited in U.S. EPA (1994c). 1.10E-04 

### S

(mg/L) Geometric mean value cited in U.S. EPA (1994c). 1.20E+04 H

(atm 

### @ m 3 /mol) H value was calculated by using the theoretical equation from Lyman, Reehl, and Rosenblatt (1982), which defines the constant. Recommended value was calculated by using the MW , S , and Vp values that are provided in this table. 3.08E-10

D a (cm 2 /s) D a value was obtained from CHEMDAT8 database (U.S. EPA 1994d). 7.15E-02 D w (cm 2 /s) D w value was obtained from CHEMDAT8 database (U.S. EPA 1994d). 1.02E-05 K

ow

(unitless) Geometric mean value cited in U.S. EPA (1994c). 2.20E-01 K

oc (mL/g) K oc value was calculated by using the correlation equation with K ow for all nonionizing organics except phthalates, PAHs, dioxins, and furans as cited in U.S. EPA (1994c). K oc value was calculated by using the recommended K ow

value that is provided in this table. 2.20E-01

Kd s (mL/g) Kd s value was calculated by using the correlation equation with K oc that is cited in U.S. EPA (1993) for an assumed organic carbon fraction of 0.01 in soil. Measured organic carbon in soil, specific to site conditions, should be used to calculate Kd s , because the value varies, depending on the fraction of organic carbon in soil. Recommended Kd s value was calculated by using the K oc value that is provided in this table. 2.20E-03

Kd sw

(L/Kg) Kd sw

value was calculated by using the correlation equation with K oc that is cited in U.S. EPA (1993) for an assumed organic carbon fraction of 0.075 in suspended sediment. Measured organic carbon in suspended sediment, specific to site conditions, should be used to calculate Kd sw , because the value varies, depending on the fraction of organic carbon in suspended sediment. Recommended Kd sw value was calculated by using the K oc value that is provided in this table. 1.65E-02

Dermal Exposure Factors Kp (cm/hr) Kp value was obtained from U.S. EPA (1992b). 1.50E-04 t t value was obtained from U.S. EPA (1992b). 3.70E-01 t* t* value was obtained from U.S. EPA (1992b). 8.80E-01 B B value was obtained from U.S. EPA (1992b). 2.20E-05 Biotransfer Factors for Animals
BCF fish (L/kg FW tissue) BCFs were used for compounds with a log K ow

value below 4.0, as cited in U.S. EPA (1995g). BCF fish value calculated using the correlation equation with K

ow

obtained from Veith, Macek, Petrocelli, and Caroll ( 1980) 7.90E-02
BAF fish (L/kg FW)

-­ NA


## A-3-58Parameter Reference and Explanation Value Health Benchmarks RfD (mg/kg/day)

-­ ND Oral CSF (mg/kg/day) -1 Value based on Inhalation CSF assuming route-to-route extrapolation. 1.10E-01 RfC (mg/m 3 )

- ­ ND Inhalation CSF (mg/kg/day) -1 U.S. EPA (1997c) 1.10E-01
MCL National Primary Drinking Water Regulations. ND Aquatic TRV (μg/l)

-­ ND 

### Note: ND= Not applicable, ND= No data available



## A-3-59

## TABLE A-1b-30 CHEMICAL-SPECIFIC INPUTS FOR FURAN (110-00-9)
Parameter Reference and Explanation Value Chemical/Physical Properties MW (g/mole) Budavari, O’Neill, Smith, and Heckelman (1989) 68.08 T

m (K) Budavari, O’Neill, Smith, and Heckelman (1989) Vp (atm) Geometric mean value cited in U.S. EPA (1994c). 7.90E-01 

### S

(mg/L) Geometric mean value cited in U.S. EPA (1994c). 1.00E+04 H

(atm 

### @ m 3 /mol) U.S. EPA (1995g) 5.40E-03 D a (cm 2 /s) D a value was obtained from CHEMDAT8 database (U.S. EPA 1994d). 1.04E-01 D w (cm 2 /s) D w value was obtained from CHEMDAT8 database (U.S. EPA 1994d). 1.22E-05 K

ow

(unitless) Geometric mean value cited in U.S. EPA (1994c). 2.20E+01 K

oc (mL/g) K oc value was calculated by using the correlation equation with K ow for all nonionizing organics except phthalates, PAHs, dioxins, and furans as cited in U.S. EPA (1994c). K oc value was calculated by using the recommended K ow

value that is provided in this table. 2.10E+01

Kd s (cm 3 /g) Kd s value was calculated by using the correlation equation with K oc that is cited in U.S. EPA (1993) for an assumed organic carbon fraction of 0.01 in soil. Measured organic carbon in soil, specific to site conditions, s hould be used to calculate Kd s , because the value varies, depending on the fraction of organic carbon in soil. Recommended Kd s value was calculated by using the K oc value that is provided in this table. 2.10E-01

Kd sw

(L/Kg) Kd sw

value was calculated by using the correlation equation with K oc that is cited in U.S. EPA (1993) for an assumed organic carbon fraction of 0.075 in suspended sediment. Measured organic carbon in suspended sediment, specific to site conditions, should be used to calculate Kd sw , because the value varies, depending on the fraction of organic carbon in suspended sediment. Recommended Kd sw value was calculated by using the K oc value that is provided in this table. 1.57E+00

Dermal Exposure Factors Kp (cm/hr) Kp value was obtained from U.S. EPA (1992b). 6.50E-03 t t value was obtained from U.S. EPA (1992b). 2.30E-01 t* t* value was obtained from U.S. EPA (1992b). 5.50E-01 B B value was obtained from U.S. EPA (1992b). 2.20E-03 Biotransfer Factors for Animals BCF fish (unitless, FW tissue) BCFs were used for compounds with a log K ow value below 4.0, as cited in U.S. EPA (1995g). BCF fish value calculated using the correlation equation with K

ow

obtained from Veith, Macek, Petrocelli, and Caroll ( 1980) 3.00E+00
BAF fish (L/kg FW)

-­ NA



## A-3-60

## TABLE A-1b-30 CHEMICAL-SPECIFIC INPUTS FOR FURAN (110-00-9)
Parameter Reference and Explanation Value Health Benchmarks RfD (mg/kg/day) U.S. EPA (1997b) 1.00-03 Oral CSF (mg/kg/day) -1

-­ ND RfC (mg/m 3 ) Calculated from RfD using an inhalation rate of 20 m 3 /day and a human body weight of 70 kg. 3.50E-03 Inhalation CSF (mg/kg/day) -1 -­ ND
MCL National Primary Drinking Water Regulations. ND Aquatic TRV (μg/l)

-­ ND Note: NA = Not applicable, ND = No data available



## A-3-61

## TABLE A-1b-31 CHEMICAL-SPECIFIC INPUTS FOR GAMMA-HEXACHLOROCYCLOHEXANE (LINDANE) (58-89-9)
Parameter Reference and Explanation Value Chemical/Physical Properties MW (g/mole) Montgomery and Welkom (1991) 290.85 T

m (K) Montgomery and Welkom (1991) 385.65 Vp (mmHG) Geometric mean value cited in U.S. EPA (1994c). 9.40 E-06 S

(in water) U.S. EPA (1995g) 4.20E+00 H

(atm 

### @ m 3 /mol) U.S. EPA (1995g). 3.40E-06 D a (cm 2 /s) D a value was calculated using the equation cited in U.S. EPA (1996a). 1.42E-02 D w (cm 2 /s) D w value was calculated using the equation cited in U.S. EPA (1996a). 7.34E-06 K

ow

(unitless) Geometric mean value cited in U.S. EPA (1994c) 5.40E+03 K

oc (mL/g) Geometric mean of measured values obtained from U.S. EPA (1996b). 4.60E+03 Kd s (cm 3 /g) Kd s value was calculated by using the correlation equation with K oc that is cited in U.S. EPA (1993) for an assumed organic carbon fraction of 0.01 in soil. Measured organic carbon in soil, specific to site conditions, s hould be used to calculate Kd s , because the value varies, depending on the fraction of organic carbon in soil. Recommended Kd s value was calculated by using the K oc value that is provided in this table. 4.60E+01

Kd sw

(L/Kg) Kd sw

value was calculated by using the correlation equation with K oc that is cited in U.S. EPA (1993) for an assumed organic carbon fraction of 0.075 in suspended sediment. Measured organic carbon in suspended sediment, specific to site conditions, should be used to calculate Kd sw , because the value varies, depending on the fraction of organic carbon in suspended sediment. Recommended Kd sw

value was calculated by using the K oc value that is provided in this table. 3.45E+02

Dermal Exposure Factors Kp (cm/hr) Kp value was obtained from U.S. EPA (1992b). 1.40E-02 t t value was obtained from U.S. EPA (1992b). 5.20E+00 t* t* value was obtained from U.S. EPA (1992b). 3.50E+01 B B value was obtained from U.S. EPA (1992b). 5.40E-01 Biotransfer Factors for Animals BCF fish (L/kg FW tissue) -­ NA
BAF fish (L/kg FW) BAFs were used for compounds with a log K ow

value above 4.0, as cited in U.S. EPA (1995g). BAF values were predicted values calculated by multiplying a food chain multiplier ( FCM ) with an estimated BCF
. BCF s were estimated using the correlation equation obtained from Veith, Macek, Petrocelli, and Caroll (1980). FCM s were obtained from U.S. EPA (1995g) 1.60E+03



## A-3-62

## TABLE A-1b-31 CHEMICAL-SPECIFIC INPUTS FOR GAMMA-HEXACHLOROCYCLOHEXANE (LINDANE) (58-89-9)
Parameter Reference and Explanation Value Health Benchmarks RfD (mg/kg/day) U.S.EPA (1997b) 3.00E-04 Oral CSF (mg/kg/day) -1 U.S.EPA (1997b) 1.30E+00 RfC (mg/m 3 ) Calculated from RfD using an inhalation rate of 20 m 3 /day and a human body weight of 70 kg. 1.05E-03 Inhalation CSF (mg/kg/day) -1 Value based on Oral CSF assuming route-to-route extrapolation. 1.30E+00
MCL National Primary Drinking Water Regulations. 2E-04 Aquatic TRV (μg/l) U.S. EPA (1995f) 8E-02 Note: NA = Not applicable, ND = No data available



## A-3-63

## TABLE A-1b-32 CHEMICAL-SPECIFIC INPUTS FOR HEXACHLOROPROPENE (1888-71-7)
Parameter Reference and Explanation Value Chemical/Physical Properties MW (g/mole) CRC Handbook (1995) 248.75 T

m (K) CRC Handbook (1995) 200.25 Vp (atm)

-­ ND S

(mg/L)

-­ ND H

(atm 

### @ m 3 /mol) H value was obtained from WATER8 model database (U.S. EPA 1995d). 4.70E-03 D a (cm 2 /s) D a value was obtained from WATER8 model database (U.S. EPA 1995d). 8.00E-02 D w (cm 2 /s) D w value was obtained from WATER8 model database (U.S. EPA 1995d). 8.00E-06 K

ow

(unitless)

-­ ND K

oc (mL/g)

-­ ND Kd s (cm 3 /g)

-­ ND Kd sw

(L/Kg)

-­ ND Dermal Exposure Factors Kp (cm/hr) Kp value was obtained from U.S. EPA (1992b). ND t t value was obtained from U.S. EPA (1992b). 2.88E+00 t* t* value was obtained from U.S. EPA (1992b). ND B B value was obtained from U.S. EPA (1992b). ND Biotransfer Factors for Animals BCF fish (L/kg FW tissue) - - ND
BAF fish (L/kg FW)

-­ ND



## A-3-64

## TABLE A-1b-32 CHEMICAL-SPECIFIC INPUTS FOR HEXACHLOROPROPENE (1888-71-7)
Parameter Reference and Explanation Value Health Benchmarks RfD (mg/kg/day)

-­ ND Oral CSF (mg/kg/day) -1

-­ ND RfC (mg/m 3 )

- ­ ND Inhalation CSF (mg/kg/day) -1 -­ ND
MCL National Primary Drinking Water Regulations. ND Aquatic TRV (μg/l)

-­ ND Note: NA= Not applicable, ND= No data available



## A-3-65

## TABLE A-1b-33 CHEMICAL-SPECIFIC INPUTS FOR IRON (7439-89-6)
Parameter Reference and Explanation Value Chemical/Physical Properties MW (g/mole) Budavari, O’Neill, Smith, and Heckelman (1989) 55.84 T

m (K) Budavari, O’Neill, Smith, and Heckelman (1989) 1808.15 Vp (atm)

-­ NA S

(mg/L)

-­ NA H

(atm 

### @ m 3 /mol)

-­ NA D a (cm 2 /s)

-­ NA D w (cm 2 /s)

-­ NA K

ow

(unitless)

-­ NA K

oc (mL/g)

-­ NA Kd s (cm 3 /g)

-­ NA Kd sw

(L/Kg)

-­ NA Dermal Exposure Factors Kp (cm/hr) Kp value was obtained from U.S. EPA (1992b). ND t t value was obtained from U.S. EPA (1992b). 1.00E-03 t* t* value was obtained from U.S. EPA (1992b). ND B B value was obtained from U.S. EPA (1992b). ND Biotransfer Factors for Animals BCF fish (L/kg, FW tissue) -­ ND
BAF fish (L/kg FW)

-­ ND



## A-3-66

## TABLE A-1b-33 CHEMICAL-SPECIFIC INPUTS FOR IRON (7439-89-6)
Parameter Reference and Explanation Value Health Benchmarks RfD (mg/kg/day) U.S.EPA (1997b) 3.00E-01 Oral CSF (mg/kg/day) -1

-­ ND RfC (mg/m 3 ) Calculated from RfD using an inhalation rate of 20 m 3 /day and a human body weight of 70 kg. 1.05E+00 Inhalation CSF (mg/kg/day) -1 --. ND
MCL National Primary Drinking Water Regulations. ND Aquatic TRV (μg/l) Ambient Water Quality Criteria, U.S. EPA, Office of Water. 1.0E+03 Note: NA = Not applicable, ND = No data available



## A-3-67

## TABLE A-1b-34 CHEMICAL-SPECIFIC INPUTS FOR ISOBUTYL ALCOHOL (78-83-1)
Parameter Reference and Explanation Value Chemical/Physical Properties MW (g/mole) Budavari, O’Neill, Smith, and Heckelman (1989) 74.14 T

m (K) Budavari, O’Neill, Smith, and Heckelman (1989) Vp (atm) Geometric mean value cited in U.S. EPA (1994c). 1.40E-02 

### S

(mg/L) Geometric mean value cited in U.S. EPA (1994c). 7.60E+04 H

(atm 

### @ m 3 /mol) U.S. EPA (1995g) 1.30E-05 D a (cm 2 /s) D a value was obtained from CHEMDAT8 database (U.S. EPA 1994d). 8.60E-02 D w (cm 2 /s) D w value was obtained from CHEMDAT8 database (U.S. EPA 1994d). 9.30E-06 K

ow

(unitless) Geometric mean value cited in U.S. EPA (1994c). 5.60E+00 K

oc (mL/g) K oc value was calculated by using the correlation equation with K ow for all nonionizing organics except phthalates, PAHs, dioxins, and furans as cited in U.S. EPA (1994c). K oc value was calculated by using the recommended K ow

value that is provided in this table. 5.50E+00

Kd s (cm 3 /g) Kd s value was calculated by using the correlation equation with K oc that is cited in U.S. EPA (1993) for an assumed fraction organic carbon of 0.01 in soil. Measured organic carbon in soil, specific to site conditions, s hould be used to calculate Kd s , because the value varies, depending on the fraction of organic carbon in soil. Recommended Kd s value was calculated by using the K oc value that is provided in this table. 5.50E-02

Kd sw

(L/Kg) Kd sw

value was calculated by using the correlation equation with K oc that is cited in U.S. EPA (1993) for an assumed organic carbon fraction of 0.075 in suspended sediment. Measured organic carbon in suspended sediment, specific to site conditions, should be used to calculate Kd sw , because the value varies, depending on the fraction of organic carbon in suspended sediment. Recommended Kd sw value was calculated by using the K oc value that is provided in this table. 4.13E-01

Dermal Exposure Factors Kp (cm/hr) Kp value was obtained from U.S. EPA (1992b). 2.30E-03 t t value was obtained from U.S. EPA (1992b). 2.50E-01 t* t* value was obtained from U.S. EPA (1992b). 5.90E-01 B B value was obtained from U.S. EPA (1992b). 5.60E-04 Biotransfer Factors for Animals BCF fish (L/kg FW tissue) BCFs were used for compounds with a log K ow

value below 4.0, as cited in U.S. EPA (1995g). BCF fish value calculated using the correlation equation with K

ow

obtained from Veith, Macek, Petrocelli, and Caroll ( 1980) 1.00E+00

BAF fish (L/kg FW)

-­ NA



## A-3-68

## TABLE A-1b-34 CHEMICAL-SPECIFIC INPUTS FOR ISOBUTYL ALCOHOL (78-83-1)
Parameter Reference and Explanation Value Health Benchmarks RfD (mg/kg/day) U.S. EPA (1997b) 3.00E-01 Oral CSF (mg/kg/day) -1

-­ ND RfC (mg/m 3 ) Calculated from RfD using an inhalation rate of 20 m 3 /day and a human body weight of 70 kg. 

### 1.05E+00 Inhalation CSF (mg/kg/day) -1 

### -­ ND MCL National Primary Drinking Water Regulations. ND Aquatic TRV (μg/l) -­ ND
Note: NA = Not applicable, ND = No data available



## A-3-69

## TABLE A-1b-35 CHEMICAL-SPECIFIC INPUTS FOR KEPONE (143-50-0)
Parameter Reference and Explanation Value Chemical/Physical Properties MW (g/mole) Budavari, O’Neill, Smith, and Heckelman (1989) 490.68 T

m (K) Budavari, O’Neill, Smith, and Heckelman (1989) Vp (atm) Geometric mean value cited in U.S. EPA (1994c). 3.90E-10 

### S

(mg/L) Geometric mean value cited in U.S. EPA (1994c). 7.60E+00 H

(atm 

### @ m 3 /mol) U.S. EPA (1995g) 2.55E-08 D a (cm 2 /s) D a value was obtained from CHEMDAT8 database (U.S. EPA 1994d). 8.00E-02 D w (cm 2 /s) D w value was obtained from CHEMDAT8 database (U.S. EPA 1994d). 8.00E-06 K

ow

(unitless) Geometric mean value cited in U.S. EPA (1994c). 2.00E+05 K

oc (mL/g) K oc value was calculated by using the correlation equation with K ow for all nonionizing organics except phthalates, PAHs, dioxins, and furans as cited in U.S. EPA (1994c). K oc value was calculated by using the recommended K ow

value that is provided in this table. 1.60E+05

Kd s (mL/g) Kd s value was calculated by using the correlation equation with K oc that is cited in U.S. EPA (1993) for an assumed fraction organic carbon of 0.01 in soil. Measured organic carbon in soil, specific to site conditions, s hould be used to calculate Kd s , because the value varies, depending on the fraction of organic carbon in soil. Recommended Kd s value was calculated by using the K oc value that is provided in this table. 1.60E+03

Kd sw

(L/Kg) Kd sw

value was calculated by using the correlation equation with K oc that is cited in U.S. EPA (1993) for an assumed organic carbon fraction of 0.075 in suspended sediment. Measured organic carbon in suspended sediment, specific to site conditions, should be used to calculate Kd sw , because the value varies, depending on the fraction of organic carbon in suspended sediment. Recommended Kd sw value was calculated by using the K oc value that is provided in this table. 1.20E+04

Dermal Exposure Factors Kp (cm/hr) Kp value was obtained from U.S. EPA (1992b). 1.10E-02 t t value was obtained from U.S. EPA (1992b). 8.60E+01 t* t* value was obtained from U.S. EPA (1992b). 4.10E+02 B B value was obtained from U.S. EPA (1992b). 2.00E+01 Biotransfer Factors for Animals BCF fish (L/kg FW tissue) -­ NA
BAF fish (L/kg FW) BAFs were used for compounds with a log K ow

value above 4.0, as cited in U.S. EPA (1995g). BAF values were predicted values calculated by multiplying a food chain mu ltiplier ( FCM ) with an estimated BCF
. BCF s were estimated using the correlation equation obtained from Veith, Macek, Petrocelli, and Caroll (1980). FCM s were obtained from U.S. EPA (1995g) 1.80E+03



## A-3-70

## TABLE A-1b-35 CHEMICAL-SPECIFIC INPUTS FOR KEPONE (143-50-0)
Parameter Reference and Explanation Value Health Benchmarks RfD (mg/kg/day)

-­ ND Oral CSF (mg/kg/day) -1 U.S. EPA (1997b) 1.80E+01 RfC (mg/m 3 )

- ­ ND Inhalation CSF (mg/kg/day) -1 Value based on Oral CSF assuming route-to-route extrapolation. 1.80E+01
MCL National Primary Drinking Water Regulations. ND Aquatic TRV (μg/l)

-­ ND Note: NA = Not applicable, ND = No data available



## A-3-71

## TABLE A-1b-36 CHEMICAL-SPECIFIC INPUTS FOR MAGNESIUM (7439-95-4)
Parameter Reference and Explanation Value Chemical/Physical Properties MW (g/mole) Budavari, O’Neil, Smith, and Heckelman (1989) 24.30 T

m (K) Budavari, O’Neil, Smith, and Heckelman (1989) 924.15 Vp (atm)

-­ NA S

(mg/L)

-­ NA H

(atm 

### @ m 3 /mol)

-­ NA D a (cm 2 /s)

-­ NA D w (cm 2 /s)

-­ NA K

ow

(unitless)

-­ NA K

oc (mL/g)

-­ NA Kd s (cm 3 /g)

-­ NA Kd sw

(L/Kg)

-­ NA Dermal Exposure Factors Kp (cm/hr) Kp value was obtained from U.S. EPA (1992b). 1.00E-03 t
- - ND t*

-­ ND B

- - ND Biotransfer Factors for Animals BCF fish (L/kg, FW tissue) - - ND
BAF fish (L/kg FW)

-­ ND



## A-3-72

## TABLE A-1b-36 CHEMICAL-SPECIFIC INPUTS FOR MAGNESIUM (7439-95-4)
Parameter Reference and Explanation Value Health Benchmarks RfD (mg/kg/day)

-­ ND Oral CSF (mg/kg/day) -1

-­ ND RfC (mg/m 3 )

- ­ ND Inhalation CSF (mg/kg/day) -1 -­ ND
MCL National Primary Drinking Water Regulations. ND Aquatic TRV (μg/l)

-­ ND Note: NA = Not applicable, ND = No data available



## A-3-73

## TABLE A-1b-37 CHEMICAL-SPECIFIC INPUTS FOR MANGANESE (7439-96-5)
Parameter Reference and Explanation Value Chemical/Physical Properties MW (g/mole) Budavari, O’Neil, Smith, and Heckelman (1989) 54.94 T

m (K) Budavari, O’Neil, Smith, and Heckelman (1989) 1517.15 Vp (atm)

-­ ND S

(mg/L)

-­ ND H

(atm 

### @ m 3 /mol)

- - ND D a (cm 2 /s) D a value was obtained from CHEMDAT8 database (U.S. EPA 1994d) 8.00E-02 D w (cm 2 /s) D w value was obtained from CHEMDAT8 database (U.S. EPA 1994d) 8.00E-06 K

ow

(unitless)

-­ ND K

oc (mL/g)

-­ ND Kd s (cm 3 /g)

-­ ND Kd sw

(L/Kg)

-­ ND Dermal Exposure Factors Kp (cm/hr) Kp value was obtained from U.S. EPA (1992b). 1.00E-03 t
- - ND t*

-­ ND B

- - ND Biotransfer Factors for Animals BCF fish (L/kg FW tissue) -­ ND
BAF fish (L/kg FW)

- ­ ND



## A-3-74

## TABLE A-1b-37 CHEMICAL-SPECIFIC INPUTS FOR MANGANESE (7439-96-5)
Parameter Reference and Explanation Value Health Benchmarks RfD (mg/kg/day)

-­ ND Oral CSF (mg/kg/day) -1

-­ ND RfC (mg/m 3 )

- ­ ND Inhalation CSF (mg/kg/day) -1 -­ ND
MCL National Primary Drinking Water Regulations. ND Aquatic TRV (μg/l) U.S. EPA (1996c) 8.00E+01 Note: NA = Not applicable, ND = No data available



## A-3-75

## TABLE A-1b-38 CHEMICAL-SPECIFIC INPUTS FOR 3-METHYLCHOLANTHRENE (56-49-5)
Parameter Reference and Explanation Value Chemical/Physical Properties MW (g/mole) Budavari, O’Neil, Smith, and Heckelman (1989) 268.34 T

m (K) Budavari, O’Neil, Smith, and Heckelman (1989) 452.65 Vp (atm)

-­ ND S

(mg/L)

-­ ND H

(atm 

### @ m 3 /mol) H value was obtained from CHEMDAT8 database (U.S. EPA 1994d). 9.4E-07 D a (cm 2 /s) D a value was obtained from CHEMDAT8 database (U.S. EPA 1994d). 2.09E-02 D w (cm 2 /s) D w value was obtained from CHEMDAT8 database (U.S. EPA 1994d). 5.36E-06 K

ow

(unitless)

-­ ND K

oc (mL/g)

-­ ND Kd s (cm 3 /g)

-­ ND Kd sw

(L/Kg)

-­ ND Dermal Exposure Factors Kp (cm/hr) Kp value was obtained from U.S. EPA (1992b). 1.60E+00 t t value was obtained from U.S. EPA (1992b). 3.80E+00 t* t* value was obtained from U.S. EPA (1992b). 1.80E+01 B B value was obtained from U.S. EPA (1992b). 2.60E+02 Biotransfer Factors for Animals BCF fish (L/kg FW tissue) -­ NA

BAF fish (L/kg FW) BAFs were used for compounds with a log K ow

value above 4.0, as cited in U.S. EPA (1995g). BAF values were predicted values calculated by multiplying a food chain multiplier ( FCM ) with an estimated BCF
. BCF s were estimated using the correlation equation obtained from Veith, Macek, Petrocelli, and Caroll (1980). FCM s were obtained from U.S. EPA (1995g) 1.96E+06



## A-3-76

## TABLE A-1b-38 CHEMICAL-SPECIFIC INPUTS FOR 3-METHYLCHOLANTHRENE (56-49-5)
Parameter Reference and Explanation Value Health Benchmarks RfD (mg/kg/day)

-­ ND Oral CSF (mg/kg/day) -1 U.S. EPA (1997c) 2.60E+01 RfC (mg/m 3 )

- ­ ND Inhalation CSF (mg/kg/day) -1 Value based on Oral CSF assuming route-to-route extrapolation. 2.60E+01
MCL National Primary Drinking Water Regulations. ND Aquatic TRV (μg/l)

-­ ND Note: NA = Not applicable, ND = No data available



## A-3-77

## TABLE A-1b-39 CHEMICAL-SPECIFIC INPUTS FOR METHYL METHACRYLATE (80-62-6)
Parameter Reference and Explanation Value Chemical/Physical Properties MW (g/mole) Budavari, O’Neill, Smith, and Heckelman (1989) 100.13 T

m (K) Budavari, O’Neill, Smith, and Heckelman (1989) Vp (atm) Geometric mean value cited in U.S. EPA (1994c). 5.10E-02 

### S

(mg/L) Geometric mean value cited in U.S. EPA (1994c). 1.60E+04 H

(atm 

### @ m 3 /mol) U.S. EPA (1995g) 3.20E-04 D a (cm 2 /s) D a value was obtained from CHEMDAT8 database (U.S. EPA 1994d). 7.70E-02 D w (cm 2 /s) D w value was obtained from CHEMDAT8 database (U.S. EPA 1994d). 8.60E-06 K

ow (unitless) Geometric mean value cited in U.S. EPA (1994c). 2.40E+01 K

oc (mL/g) K oc value was calculated by using the correlation equation with K ow for all nonionizing organics except phthalates, PAHs, dioxins, and furans as cited in U.S. EPA (1994c). K oc value was calculated by using the recommended K ow

value that is provided in this table. 2.30E+01

Kd s (cm 3 /g) Kd s value was calculated by using the correlation equation with K oc that is cited in U.S. EPA (1993) for an assumed fraction organic carbon of 0.01 in soil. Measured organic carbon in soil, specific to site conditions, s hould be used to calculate Kd s , because the value varies, depending on the fraction of organic carbon in soil. Recommended Kd s value was calculated by using the K oc value that is provided in this table. 2.30E-01

Kd sw

(L/Kg) Kd sw

value was calculated by using the correlation equation with K oc that is cited in U.S. EPA (1993) for an assumed organic carbon fraction of 0.075 in suspended sediment. Measured organic carbon in suspended sediment, specific to site conditions, should be used to calculate Kd sw , because the value varies, depending on the fraction of organic carbon in suspended sediment. Recommended Kd sw value was calculated by using the K oc value that is provided in this table. 1.72E+00

Dermal Exposure Factors Kp (cm/hr) Kp value was obtained from U.S. EPA (1992b). 4.50E-03 t t value was obtained from U.S. EPA (1992b). 3.60E-01 t* t* value was obtained from U.S. EPA (1992b). 8.60E-01 B B value was obtained from U.S. EPA (1992b). 2.40E-03 Biotransfer Factors for Animals BCF fish (L/kg FW tissue) BCFs were used for compounds with a log K ow

value below 4.0, as cited in U.S. EPA (1995g). BCF fish value calculated using the correlation equation with K

ow

obtained from Veith, Macek, Petrocelli, and Caroll ( 1980) 3.2E+00

BAF fish (L/kg FW)

-­ NA



## A-3-78

## TABLE A-1b-39 CHEMICAL-SPECIFIC INPUTS FOR METHYL METHACRYLATE (80-62-6)
Parameter Reference and Explanation Value Health Benchmarks RfD (mg/kg/day) U.S. EPA (1997b) 8.00E-02 Oral CSF (mg/kg/day) -1

-­ ND RfC (mg/m 3 ) Calculated from RfD using an inhalation rate of 20 m 3 /day and a human body weight of 70 kg. 2.80E-01 Inhalation CSF (mg/kg/day) -1 -­ ND
MCL National Primary Drinking Water Regulations. ND Aquatic TRV (μg/l)

-­ ND Note: NA = Not applicable, ND = No data available



## A-3-79

## TABLE A-1b-40 CHEMICAL-SPECIFIC INPUTS FOR

2-METHYLNAPTHALENE (91-57-6)

Parameter Reference and Explanation Value Chemical/Physical Properties MW (g/mole) CRC Handbook (1995) 142.20 T

m (K) CRC Handbook (1995) 307.55 Vp (atm)

-­ ND S

(mg/L)

-­ ND H

(atm 

### @ m 3 /mol) H value was obtained from CHEMDAT8 database (U.S. EPA 1994d). 5.05E-04 D a (cm 2 /s) D a value was obtained from CHEMDAT8 database (U.S. EPA 1994d). 4.80E-02 D w (cm 2 /s) D w value was obtained from CHEMDAT8 database (U.S. EPA 1994d). 7.84E-06 K

ow

(unitless)

-­ ND K

oc (mL/g)

-­ ND Kd s (cm 3 /g)

-­ ND Kd sw

(L/Kg)

-­ ND Dermal Exposure Factors Kp (cm/hr) Kp value was obtained from U.S. EPA (1992b). 1.42E-01 t t value was obtained from U.S. EPA (1992b). 6.44E-01 t* t* value was obtained from U.S. EPA (1992b). 4.87E+00 B B value was obtained from U.S. EPA (1992b). 7.24E-01 Biotransfer Factors for Animals BCF fish (L/kg FW tissue) -­ ND

BAF fish (L/kg FW)

-­ ND



## A-3-80

## TABLE A-1b-40 CHEMICAL-SPECIFIC INPUTS FOR

2-METHYLNAPTHALENE (91-57-6)
Parameter Reference and Explanation Value Health Benchmarks RfD (mg/kg/day)

-­ ND Oral CSF (mg/kg/day) -1

-­ ND RfC (mg/m 3 )

- ­ ND Inhalation CSF (mg/kg/day) -1 -­ ND
MCL National Primary Drinking Water Regulations. ND Aquatic TRV (μg/l)

-­ ND Note: NA = Not applicable, ND = No data available



## A-3-81

## TABLE A-1b-41 CHEMICAL-SPECIFIC INPUTS FOR MOLYBDENUM (7439-98-7)
Parameter Reference and Explanation Value Chemical/Physical Properties MW (g/mole) CRC Handbook (1995) 95.94 T

m (K)

-­ N/A Vp (atm)

-­ N/A S

(mg/L)

-­ N/A H

(atm 

### @ m 3 /mol)

-­ N/A D a (cm 2 /s)

-­ N/A D w (cm 2 /s)

-­ N/A K

ow

(unitless)

-­ N/A K

oc (mL/g)

-­ N/A Kd s (cm 3 /g) U.S. EPA (1995g) 2.00E+01 Kd sw

(L/Kg)

-­ 2.00E+01 Dermal Exposure Factors Kp (cm/hr) Kp value was obtained from U.S. EPA (1992b). 1.00E-03 t t value was obtained from U.S. EPA (1992b). ND t* t* value was obtained from U.S. EPA (1992b). ND B B value was obtained from U.S. EPA (1992b). ND Biotransfer Factors for Animals BCF fish (L/kg FW tissue) -­ ND

BAF fish (L/kg FW)

-­ ND



## A-3-82

## TABLE A-1b-41 CHEMICAL-SPECIFIC INPUTS FOR MOLYBDENUM (7439-98-7)
Parameter Reference and Explanation Value Health Benchmarks RfD (mg/kg/day) U.S. EPA (1997c) 5.00E-03 Oral CSF (mg/kg/day) -1

-­ ND RfC (mg/m 3 )

- ­ ND Inhalation CSF (mg/kg/day) -1 -­ ND
MCL National Primary Drinking Water Regulations. ND Aquatic TRV (μg/l) U.S. EPA (1996c) 2.40E+00 Note: NA= Not applicable, ND= No data available



## A-3-83

## TABLE A-1b-42 CHEMICAL-SPECIFIC INPUTS FOR

1,4-NAPHTHAQUINONE (130-15-4)
Parameter Reference and Explanation Value Chemical/Physical Properties MW (g/mole) Budavari, O’Neil, Smith, and Heckelman (1989) 158.15 T

m (K) Budavari, O’Neil, Smith, and Heckelman (1989) 399.15 Vp (atm)

-­ NA S

(mg/L)

-­ NA H

(atm 

### @ m 3 /mol)

-­ NA D a (cm 2 /s) D a value was obtained from CHEMDAT8 database (U.S. EPA 1994d). 3.60E-02 D w (cm 2 /s) D w value was obtained from CHEMDAT8 database (U.S. EPA 1994d). 8.98E-06 K

ow

(unitless)

-­ NA K

oc (mL/g)

-­ NA Kd s (cm 3 /g)

-­ NA Kd sw

(L/Kg)

-­ NA Dermal Exposure Factors Kp (cm/hr) Kp value was obtained from U.S. EPA (1992b). 3.39E-03 t t value was obtained from U.S. EPA (1992b). 8.05E-01 t* t* value was obtained from U.S. EPA (1992b). 1.93E+00 B B value was obtained from U.S. EPA (1992b). 5.13E-03 Biotransfer Factors for Animals BCF fish (L/kg FW tissue) - - NA
BAF fish (L/kg FW)

-­ NA



## A-3-84

## TABLE A-1b-42 CHEMICAL-SPECIFIC INPUTS FOR

1,4-NAPHTHAQUINONE (130-15-4)
Parameter Reference and Explanation Value Health Benchmarks RfD (mg/kg/day)

-­ ND Oral CSF (mg/kg/day) -1

-­ ND RfC (mg/m 3 )

- ­ ND Inhalation CSF (mg/kg/day) -1 -­ ND
MCL National Primary Drinking Water Regulations. ND Aquatic TRV (μg/l)

-­ ND Note: NA = Not applicable, ND = No data available



## A-3-85

## TABLE A-1b-43 CHEMICAL-SPECIFIC INPUTS FOR 2-NAPHTHYLAMINE (91-59-8)
Parameter Reference and Explanation Value Chemical/Physical Properties MW (g/mole) Budavari, O’Neil, Smith, and Heckelman (1989) 143.18 T

m (K) Budavari, O’Neil, Smith, and Heckelman (1989) 323.15 Vp (atm)

-­ ND
S

(mg/L)

-­ ND H

(atm 

### @ m 3 /mol) U.S. EPA (1995g) 6.03E-07 D a (cm 2 /s) D a value was obtained from CHEMDAT8 database (U.S. EPA 1994d). 4.51E-02 D w (cm 2 /s) D w value was obtained from CHEMDAT8 database (U.S. EPA 1994d). 8.39E-06 K

ow

(unitless)

-­ ND K

oc (mL/g)

-­ ND Kd s (cm 3 /g)

-­ ND Kd sw

(L/Kg)

-­ ND Dermal Exposure Factors Kp (cm/hr) Kp value was obtained from U.S. EPA (1992b). 1.10E-02 t t value was obtained from U.S. EPA (1992b). 6.50E-01 t* t* value was obtained from U.S. EPA (1992b). 1.60E+00 B B value was obtained from U.S. EPA (1992b). 1.90E-02 Biotransfer Factors for Animals BCF fish (L/kg FW tissue) BCFs were used for compounds with a log K ow

value below 4.0, as cited in U.S. EPA (1995g). BCF fish value calculated using the correlation equation with K

ow

obtained from Veith, Macek, Petrocelli, and Caroll ( 1980) 1.70E+01
BAF fish (L/kg FW)

-­ NA



## A-3-86

## TABLE A-1b-43 CHEMICAL-SPECIFIC INPUTS FOR 2-NAPHTHYLAMINE (91-59-8)
Parameter Reference and Explanation Value Health Benchmarks RfD (mg/kg/day)

-­ ND Oral CSF (mg/kg/day) -1

-­ ND RfC (mg/m 3 )

- ­ ND Inhalation CSF (mg/kg/day) -1 -­ ND
MCL National Primary Drinking Water Regulations. ND Aquatic TRV (μg/l)

-­ ND Note: NA = Not applicable, ND = No data available



## A-3-87

## TABLE A-1b-44 CHEMICAL-SPECIFIC INPUTS FOR 5-NITRO-O-TOLUIDINE (2-METHYL-5-NITROANILINE) (99-55-8)
Parameter Reference and Explanation Value Chemical/Physical Properties MW (g/mole) CRC Handbook (1995) 152.15 T

m (K) CRC Handbook (1995) 378.65 Vp (atm)

-­ NA S

(mg/L)

-­ NA H

(atm 

### @ m 3 /mol)

-- NA D a (cm 2 /s) D a value was obtained from CHEMDAT8 database (U.S. EPA 1994d). 8.00E-02 D w (cm 2 /s) D w value was obtained from CHEMDAT8 database (U.S. EPA 1994d). 8.00E-06 K

ow

(unitless)

-­ NA K

oc (mL/g)

-­ NA Kd s (cm 3 /g)

-­ NA Kd sw

(L/Kg)

-­ NA Dermal Exposure Factors Kp (cm/hr) Kp value was obtained from U.S. EPA (1992b). 4.78E-03 t t value was obtained from U.S. EPA (1992b). 7.41E-01 t* t* value was obtained from U.S. EPA (1992b). 1.78E+00 B B value was obtained from U.S. EPA (1992b). 7.41E-03 Biotransfer Factors for Animals BCF fish (L/kg FW tissue) -­ NA

BAF fish (L/kg FW)

-­ NA



## A-3-88

## TABLE A-1b-44 CHEMICAL-SPECIFIC INPUTS FOR 5-NITRO-O-TOLUIDINE (2-METHYL-5-NITROANILINE) (99-55-8)
Parameter Reference and Explanation Value Health Benchmarks RfD (mg/kg/day)

-­ ND Oral CSF (mg/kg/day) -1

-­ ND RfC (mg/m 3 )

- ­ ND Inhalation CSF (mg/kg/day) -1 -­ ND
MCL National Primary Drinking Water Regulations. ND Aquatic TRV (μg/l)

-­ ND 

### Note: NA= Not applicable, ND= No data available



## A-3-89

## TABLE A-1b-45 CHEMICAL-SPECIFIC INPUTS FOR 2-NITROPROPANE (79-46-9)
Parameter Reference and Explanation Value Chemical/Physical Properties MW (g/mole) Budavari, O’Neil, Smith, and Heckelman (1989) 89.09 T

m (K) U.S. EPA (1995g) NA Vp (atm) Vp value cited in U.S. EPA (1995g). 2.40E-02 S

(mg/L) S value cited in U.S. EPA (1995g). 1.70E+05 H

(atm 

### @ m 3 /mol) U.S. EPA (1995g) 1.23E-05 D a (cm 2 /s) D a value was obtained from CHEMDAT8 database (U.S. EPA 1994d). 9.23E-02 D w (cm 2 /s) D w value was obtained from CHEMDAT8 database (U.S. EPA 1994d). 1.01E-05 K

ow

(unitless) K ow

value cited in U.S. EPA (1995g) 7.40E+00 K

oc (mL/g) K oc value was calculated by using the correlation equation with K ow

for phthalates and PAHs, / all nonionizing organics except phthalates, PAHs, dioxins, and furans, cited in U.S. EPA (1994c). K oc value was calculated by using the recommended K ow

value that is provided in this table. 7.20E+00

Kd s (cm 3 /g) Kd s value was calculated by using the correlation equation with K oc that is cited in U.S. EPA (1993) for an assumed organic carbon fraction of 0.01 in soil. Measured organic carbon in soil, specific to site conditions, should be used to calculate Kd s , because the value varies, depending on the fraction of organic carbon in soil. Recommended Kd s value was calculated by using the K oc value that is provided in this table. 7.20E-02

Kd sw

(L/Kg) Kd sw

value was calculated by using the correlation equation with K oc that is cited in U.S. EPA (1993) for an assumed organic carbon fraction of 0.075 in suspended sediment. Measured organic carbon in suspended sediment, specific to site conditions, should be used to calculate Kd sw , because the value varies, depending on the fraction of organic carbon in suspended sediment. Recommended Kd sw

value was calculated by using the K oc value that is provided in this table. 5.40E-01

Dermal Exposure Factors Kp (cm/hr) Kp value was obtained from U.S. EPA (1992b). 2.30E-03 t t value was obtained from U.S. EPA (1992b). 3.10E-01 t* t* value was obtained from U.S. EPA (1992b). 7.30E-01 B B value was obtained from U.S. EPA (1992b). 7.40E-04 Biotransfer Factors for Animals BCF fish (L/kg FW tissue) BCFs were used for compounds with a log K ow

value below 4.0, as cited in U.S. EPA (1995g). BCF fish value calculated using the correlation equation with K

ow

obtained from Veith, Macek, Petrocelli, and Caroll ( 1980) 7.20E-01
BAF fish (L/kg FW)

-­ NA



## A-3-90

## TABLE A-1b-45 CHEMICAL-SPECIFIC INPUTS FOR 2-NITROPROPANE (79-46-9)
Parameter Reference and Explanation Value Health Benchmarks RfD (mg/kg/day) Calculated from RfC using an inhalation rate of 20 m 3 /day and a human body weight of 70 kg. 5.70E-03 Oral CSF (mg/kg/day) -1

-­ ND RfC (mg/m 3 ) U.S. EPA (1997b) 2.00E-02 Inhalation CSF (mg/kg/day) -1 U.S. EPA (1997c) 9.40E+00
MCL National Primary Drinking Water Regulations. ND Aquatic TRV (μg/l)

-­ ND Note: NA= Not applicable, ND= No data available



## A-3-91

## TABLE A-1b-46 CHEMICAL-SPECIFIC INPUTS FOR 4-NITROQUINOLINE-1-OXIDE (56-57-5)
Parameter Reference and Explanation Value Chemical/Physical Properties MW (g/mole) CRC Handbook (1995) 190.16 T

m (K) CRC Handbook (1995) 427.15 Vp (atm)

-­ NA S

(mg/L)

-­ NA H

(atm 

### @ m 3 /mol)

-­ NA D a (cm 2 /s) D a value was calculated using the equation cited in U.S. EPA (1996a). 8.00E-02 D w (cm 2 /s) D w value was calculated using the equation cited in U.S. EPA (1996a). 8.00E-06 K

ow

(unitless)

-­ NA K

oc (mL/g)

-­ NA Kd s (cm 3 /g)

-­ NA Kd sw

(L/Kg)

-­ NA Dermal Exposure Factors Kp (cm/hr) Kp value was obtained from U.S. EPA (1992b). ND t t value was obtained from U.S. EPA (1992b). 4.40E-01 t* t* value was obtained from U.S. EPA (1992b). ND B B value was obtained from U.S. EPA (1992b). ND Biotransfer Factors for Animals BCF fish (L/kg, FW tissue) - - NA
BAF fish (L/kg FW)

-­ NA



## A-3-92

## TABLE A-1b-46 CHEMICAL-SPECIFIC INPUTS FOR 4-NITROQUINOLINE-1-OXIDE (56-57-5)
Parameter Reference and Explanation Value Health Benchmarks RfD (mg/kg/day)

-­ ND Oral CSF (mg/kg/day) -1

-­ ND RfC (mg/m 3 )

- ­ ND Inhalation CSF (mg/kg/day) -1 -­ ND
MCL National Primary Drinking Water Regulations. ND Aquatic TRV (μg/l)

-­ ND Note: NA = Not applicable, ND = No data available



## A-3-93

## TABLE A-1b-47 CHEMICAL-SPECIFIC INPUTS FOR N-NITROSODIETHYLAMINE (55-18-5)
Parameter Reference and Explanation Value Chemical/Physical Properties MW (g/mole) Budavari, O’Neil, Smith, and Heckelman (1989) 102.14 T

m (K)

-- Vp (atm) U.S. EPA (1995g) 2.60E-03 S

(mg/L) U.S. EPA (1995g) 2.00E+05 H

(atm 

### @ m 3 /mol) U.S. EPA (1995g) 3.63E-06 D a (cm 2 /s) U.S. EPA (1995g) 8.00E-02 D w (cm 2 /s) U.S. EPA (1995g) 8.00E-06 K

ow

(unitless) U.S. EPA (1995g) 3.00E+00 K

oc (mL/g) U.S. EPA (1995g) 3.00E+00 Kd s (cm 3 /g) Kd s value was calculated by using the correlation equation with K oc that is cited in U.S. EPA (1993) for an assumed organic carbon fraction of 0.01 in soil. Measured organic carbon in soil, specific to site conditions, s hould be used to calculate Kd s , because the value varies, depending on the fraction of organic carbon in soil. Recommended Kd s value was calculated by using the K oc value that is provided in this table. 3.00E-02

Kd sw

(L/Kg) Kd sw

value was calculated by using the correlation equation with K oc that is cited in U.S. EPA (1993) for an assumed organic carbon fraction of 0.075 in suspended sediment. Measured organic carbon in suspended sediment, specific to site conditions, should be used to calculate Kd sw , because the value varies, depending on the fraction of organic carbon in suspended sediment. Recommended Kd sw

value was calculated by using the K oc value that is provided in this table. 2.10E-01

Dermal Exposure Factors Kp (cm/hr) Kp value was obtained from U.S. EPA (1992b). 9.90E-04 t t value was obtained from U.S. EPA (1992b). 3.70E-01 t* t* value was obtained from U.S. EPA (1992b). 8.80E-01 B B value was obtained from U.S. EPA (1992b). 3.00E-04 Biotransfer Factors for Animals BCF fish (L/kg FW tissue) U.S. EPA (1995g) 6.30E-01
BAF fish (L/kg FW)

-­ ND



## A-3-94

## TABLE A-1b-47 CHEMICAL-SPECIFIC INPUTS FOR N-NITROSODIETHYLAMINE (55-18-5)
Parameter Reference and Explanation Value Health Benchmarks RfD (mg/kg/day)

-­ ND Oral CSF (mg/kg/day) -1 U.S. EPA (1997b) 1.52E+02 RfC (mg/m 3 )

- ­ ND Inhalation CSF (mg/kg/day) -1 Value based on Oral CSF assuming route-to-route extrapolation. 1.52E+02
MCL National Primary Drinking Water Regulations. ND Aquatic TRV (μg/l)

-­ 

### ND Note: NA = Not applicable, ND = No data available



## A-3-95

## TABLE A-1b-48 CHEMICAL-SPECIFIC INPUTS FOR N-NITROSODIMETHYLAMINE (62-75-9)
Parameter Reference and Explanation Value Chemical/Physical Properties MW (g/mole) Budavari, O’Neill, Smith, and Heckelman (1989) 74.08 T

m (K) Budavari, O’Neill, Smith, and Heckelman (1989) ND Vp (atm) Geometric mean value cited in U.S. EPA (1994c). 7.10E-03 S

(mg/L) Geometric mean value cited in U.S. EPA (1994c). 1.00E+06 H (atm 

### @ m 3 /mol) U.S. EPA (1995g) 5.30-E07 D a (cm 2 /s) D a value was obtained from CHEMDAT8 database (U.S. EPA 1994d). 8.00E-02 D w (cm 2 /s) D w value was obtained from CHEMDAT8 database (U.S. EPA 1994d). 8.00E-06 K

ow

(unitless) Geometric mean value cited in U.S. EPA (1994c). 2.70E-01 K

oc (mL/g) K oc value was calculated by using the correlation equation with K ow for all nonionizing organics except phthalates, PAHs, dioxins, and furans as cited in U.S. EPA (1994c). K oc value was calculated by using the recommended K ow

value that is provided in this table. 2.80E-01

Kd s (mL/g) Kd s value was calculated by using the correlation equation with K oc that is cited in U.S. EPA (1993) for an assumed fraction organic carbon of 0.01 in soil. Measured organic carbon in soil, specific to site conditions, should be used to calculate Kd s , because the value varies, depending on the fraction of organic carbon in soil. Recommended Kd s value was calculated by using the K oc value that is provided in this table. 2.80E-03

Kd sw

(L/Kg) Kd sw

value was calculated by using the correlation equation with K oc that is cited in U.S. EPA (1993) for an assumed organic carbon fraction of 0.075 in suspended sediment. Measured organic carbon in suspended sediment, specific to site conditions, should be used to calculate Kd sw , because the value varies, depending on the fraction of organic carbon in suspended sediment. Recommended Kd sw

value was calculated by using the K oc value that is provided in this table. 2.10E-02

Dermal Exposure Factors Kp (cm/hr) Kp value was obtained from U.S. EPA (1992b). 2.70E-04 t t value was obtained from U.S. EPA (1992b). 2.50E-01 t* t* value was obtained from U.S. EPA (1992b). 5.90E-01 B B value was obtained from U.S. EPA (1992b). 2.70E-05 Biotransfer Factors for Animals BCF fish (L/kg FW tissue) BCFs were used for compounds with a log K ow

value below 4.0, as cited in U.S. EPA (1995g). BCF fish value calculated using the correlation equation with K

ow

obtained from Veith, Macek, Petrocelli, and Caroll ( 1980) 7.40E-01
BAF fish (L/kg FW)

- - NA



## A-3-96

## TABLE A-1b-48 CHEMICAL-SPECIFIC INPUTS FOR N-NITROSODIMETHYLAMINE (62-75-9)
Parameter Reference and Explanation Value Health Benchmarks RfD (mg/kg/day)

-­ ND Oral CSF (mg/kg/day) -1 U.S. EPA (1997b) 5.10E+01 RfC (mg/m 3 )

- ­ ND Inhalation CSF (mg/kg/day) -1 U.S. EAP (1997c) 4.90E+01
MCL National Primary Drinking Water Regulations. ND Aquatic TRV (μg/l)

-- ND 

### Note: NA = Not applicable, ND = No data available



## A-3-97

## TABLE A-1b-49 CHEMICAL-SPECIFIC INPUTS FOR N-NITROSOMETHYLETHYLAMINE (10595-95-6)
Parameter Reference and Explanation Value Chemical/Physical Properties MW (g/mole) Budavari, O’Neill, Smith, and Heckelman (1989) 88.13 T

m (K) Budavari, O’Neill, Smith, and Heckelman (1989) Vp (atm) Geometric mean value cited in U.S. EPA (1994c). 3.00E-03 S

(mg/L) Geometric mean value cited in U.S. EPA (1994c). 3.00E+05 H

(atm 

### @ m 3 /mol) U.S. EPA (1995g) 8.90E-07 D a (cm 2 /s) D a value was obtained from CHEMDAT8 database (U.S. EPA 1994d). 8.00E-02 D w (cm 2 /s) D w value was obtained from CHEMDAT8 database (U.S. EPA 1994d). 8.00E-06 K

ow

(unitless) Geometric mean value cited in U.S. EPA (1994c). 7.60E-01 K

oc (mL/g) K oc value was calculated by using the correlation equation with K ow for all nonionizing organics except phthalates, PAHs, dioxins, and furans as cited in U.S. EPA (1994c). K oc value was calculated by using the recommended K ow

value that is provided in this table. 7.60E-01

Kd s (mL/g) Kd s value was calculated by using the correlation equation with K oc that is cited in U.S. EPA (1993) for an assumed fraction organic carbon of 0.01 in soil. Measured organic carbon in soil, specific to site conditions, should be used to calculate Kd s , because the value varies, depending on the fraction of organic carbon in soil. Recommended Kd s value was calculated by using the K oc value that is provided in this table. 7.60E-03

Kd sw

(L/Kg) Kd sw

value was calculated by using the correlation equation with K oc that is cited in U.S. EPA (1993) for an assumed organic carbon fraction of 0.075 in suspended sediment. Measured organic carbon in suspended sediment, specific to site conditions, should be used to calculate Kd sw , because the value varies, depending on the fraction of organic carbon in suspended sediment. Recommended Kd sw

value was calculated by using the K oc value that is provided in this table. 5.70E-02

Dermal Exposure Factors Kp (cm/hr) Kp value was obtained from U.S. EPA (1992b). 4.50E-04 t t value was obtained from U.S. EPA (1992b). 3.00E-01 t* t* value was obtained from U.S. EPA (1992b). 7.20E-01 B B value was obtained from U.S. EPA (1992b). 7.60E-05 Biotransfer Factors for Animals BCF fish (L/kg FW tissue) BCFs were used for compounds with a log K ow

value below 4.0, as cited in U.S. EPA (1995g). BCF fish value calculated using the correlation equation with K

ow

obtained from Veith, Macek, Petrocelli, and Caroll ( 1980) 3.10E+00
BAF fish (L/kg FW)

- - NA



## A-3-98

## TABLE A-1b-49 CHEMICAL-SPECIFIC INPUTS FOR N-NITROSOMETHYLETHYLAMINE (10595-95-6)
Parameter Reference and Explanation Value Health Benchmarks RfD (mg/kg/day)

-­ ND Oral CSF (mg/kg/day) -1 U.S. EPA (1997b) 2.20E+01 RfC (mg/m 3 )

- ­ ND Inhalation CSF (mg/kg/day) -1 Value based on Oral CSF assuming route-to-route extrapolation. 2.20E+01
MCL National Primary Drinking Water Regulations. ND Aquatic TRV (μg/l)

-­ ND Note: NA= Not applicable, ND= No data available



## A-3-99

## TABLE A-1b-50 CHEMICAL-SPECIFIC INPUTS FOR N-NITROSOMORPHOLINE (59-89-2)
Parameter Reference and Explanation Value Chemical/Physical Properties MW (g/mole) Budavari, O’Neil, Smith, and Heckelman (1989) 116.11 T

m (K) Budavari, O’Neil, Smith, and Heckelman (1989) 302.15 Vp (atm)

-­ NA S

(mg/L)

-­ NA H

(atm 

### @ m 3 /mol)

- - NA D a (cm 2 /s) D a value was obtained from CHEMDAT8 database (U.S. EPA 1994d). 1.00E-02 D w (cm 2 /s) D w value was obtained from CHEMDAT8 database (U.S. EPA 1994d). 1.00E-05 K

ow

(unitless)

-­ NA K

oc (mL/g)

-­ NA Kd s (cm 3 /g)

-­ NA Kd sw

(L/Kg)

-­ NA Dermal Exposure Factors Kp (cm/hr) Kp value was obtained from U.S. EPA (1992b). ND t t value was obtained from U.S. EPA (1992b). 4.50E-01 t* t* value was obtained from U.S. EPA (1992b). 1.10E+00 B B value was obtained from U.S. EPA (1992b). 3.60E-05 Biotransfer Factors for Animals BCF fish (L/kg FW tissue) - - NA
BAF fish (L/kg FW)

-­ NA



## A-3-100

## TABLE A-1b-50 CHEMICAL-SPECIFIC INPUTS FOR N-NITROSOMORPHOLINE (59-89-2)
Parameter Reference and Explanation Value Health Benchmarks RfD (mg/kg/day)

-­ ND Oral CSF (mg/kg/day) -1

-­ ND RfC (mg/m 3 )

- ­ ND Inhalation CSF (mg/kg/day) -1 -­ ND
MCL National Primary Drinking Water Regulations. ND Aquatic TRV (μg/l)

-­ ND Note: NA= Not applicable, ND= No data available



## A-3-101

## TABLE A-1b-51 CHEMICAL-SPECIFIC INPUTS FOR

N-NITROSOPIPERIDINE (100-75-4)
Parameter Reference and Explanation Value Chemical/Physical Properties MW (g/mole) Budavari, O’Neil, Smith, and Heckelman (1989) 114.5 T

m (K)

-­ ND Vp (atm) Geometric mean value cited in U.S. EPA (1994c). 1.90E-04 S

(mg/L) Geometric mean value cited in U.S. EPA (1994c). 1.50E+05 H

(atm 

### @ m 3 /mol) U.S. EPA (1995g) 1.40E-07 D a (cm 2 /s) D a value was obtained from CHEMDAT8 database (U.S. EPA 1994d). 8.00E-02 D w (cm 2 /s) D w value was obtained from CHEMDAT8 database (U.S. EPA 1994d). 8.00E-06 K

ow

(unitless) Geometric mean value cited in U.S. EPA (1994c). 4.30E+00 K

oc (mL/g) K oc value was calculated by using the correlation equation with K ow

for phthalates and PAHs, / all nonionizing organics except phthalates, PAHs, dioxins, and furans, cited in U.S. EPA (1994c). K oc value was calculated by using the recommended K ow

value that is provided in this table. 4.20E+00

Kd s (mL/g) Kd s value was calculated by using the correlation equation with K oc that is cited in U.S. EPA (1993) for an assumed organic carbon fraction of 0.01 in soil. Measured organic carbon in soil, specific to site conditions, should be used to calculate Kd s , because the value varies, depending on the fraction of organic carbon in soil. Recommended Kd s value was calculated by using the K oc value that is provided in this table. 4.20E-02

Kd sw

(L/Kg) Kd sw

value was calculated by using the correlation equation with K oc that is cited in U.S. EPA (1993) for an assumed organic carbon fraction of 0.075 in suspended sediment. Measured organic carbon in suspended sediment, specific to site conditions, should be used to calculate Kd sw , because the value varies, depending on the fraction of organic carbon in suspended sediment. Recommended Kd sw

value was calculated by using the K oc value that is provided in this table. 3.15E-01

Dermal Exposure Factors Kp (cm/hr) Kp value was obtained from U.S. EPA (1992b). 1.10E-03 t t value was obtained from U.S. EPA (1992b). 4.40E-01 t* t* value was obtained from U.S. EPA (1992b). 1.00E+00 B B value was obtained from U.S. EPA (1992b). 4.30E-04 Biotransfer Factors for Animals BCF fish (L/kg FW tissue) BCFs were used for compounds with a log K ow

value below 4.0, as cited in U.S. EPA (1995g). BCF fish value calculated using the correlation equation with K

ow

obtained from Veith, Macek, Petrocelli, and Caroll ( 1980) 8.20E-01
BAF fish (L/kg FW)

- - NA



## A-3-102

## TABLE A-1b-51 CHEMICAL-SPECIFIC INPUTS FOR

N-NITROSOPIPERIDINE (100-75-4)
Parameter Reference and Explanation Value Health Benchmarks RfD (mg/kg/day)

-­ ND Oral CSF (mg/kg/day) -1 U.S. EPA (1997b) 3.80E+01 RfC (mg/m 3 )

- ­ ND Inhalation CSF (mg/kg/day) -1 Value based on Oral CSF assuming route-to-route extrapolation. 3.80E+01
MCL National Primary Drinking Water Regulations. ND Aquatic TRV (μg/l)

-­ ND Note: NA = Not applicable, ND = No data available



## A-3-103

## TABLE A-1b-52 CHEMICAL-SPECIFIC INPUTS FOR N-NITROSOPYRROLIDINE (930-55-2)
Parameter Reference and Explanation Value Chemical/Physical Properties MW (g/mole) Budavari, O’Neil, Smith, and Heckelman (1989) 100.11 T

m (K)

-- Vp (atm) Vp value cited in Montgomery and Weldom (1991). 2.30E-04 S

(mg/L) S value cited in U.S. EPA (1995g). 7.80E+05 H

(atm 

### @ m 3 /mol) U.S. EPA (1995g) 2.90E-08 D a (cm 2 /s) D a value was obtained from CHEMDAT8 database (U.S. EPA 1994d). 7.36E-02 D w (cm 2 /s) D w value was obtained from CHEMDAT8 database (U.S. EPA 1994d). 1.04E-05 K

ow

(unitless) K ow

value cited in U.S. EPA (1995g). 6.50E-01 K

oc (mL/g) K oc value cited in U.S. EPA (1995g). 6.50E-01 Kd s (cm 3 /g) Kd s value was calculated by using the correlation equation with K oc that is cited in U.S. EPA (1993) for an assumed organic carbon fraction of 0.01 in soil. Measured organic carbon in soil, specific to site conditions, s hould be used to calculate Kd s , because the value varies, depending on the fraction of organic carbon in soil. Recommended Kd s value was calculated by using the K oc value that is provided in this table. 6.50E-03

Kd sw

(L/Kg) Kd sw

value was calculated by using the correlation equation with K oc that is cited in U.S. EPA (1993) for an assumed organic carbon fraction of 0.075 in suspended sediment. Measured organic carbon in suspended sediment, specific to site conditions, should be used to calculate Kd sw , because the value varies, depending on the fraction of organic carbon in suspended sediment. Recommended Kd sw

value was calculated by using the K oc value that is provided in this table. 4.90E-02

Dermal Exposure Factors Kp (cm/hr) Kp value was obtained from U.S. EPA (1992b). 3.40E-04 t t value was obtained from U.S. EPA (1992b). 3.60E-01 t* t* value was obtained from U.S. EPA (1992b). 8.60E-01 B B value was obtained from U.S. EPA (1992b). 6.50E-05 Biotransfer Factors for Animals BCF fish (L/kg FW tissue) BCFs were used for compounds with a log K ow

value below 4.0, as cited in U.S. EPA (1995g). BCF fish value calculated using the correlation equation with K

ow

obtained from Veith, Macek, Petrocelli, and Caroll ( 1980) 1.90E-01

BAF fish (L/kg FW)

-­ NA



## A-3-104

## TABLE A-1b-52 CHEMICAL-SPECIFIC INPUTS FOR N-NITROSOPYRROLIDINE (930-55-2)
Parameter Reference and Explanation Value Health Benchmarks RfD (mg/kg/day)

-­ ND Oral CSF (mg/kg/day) -1 U.S.EPA (1997b) 2.10E+00 RfC (mg/m 3 )

- ­ ND Inhalation CSF (mg/kg/day) -1 Value based on Oral CSF assuming route-to-route extrapolation. 2.10E+00
MCL National Primary Drinking Water Regulations. ND Aquatic TRV (μg/l)

-­ ND Note: NA = Not applicable, ND = No data available



## A-3-105

## TABLE A-1b-53 CHEMICAL-SPECIFIC INPUTS FOR OCTAMETHYLPYROPHOSPHORAMIDE (152-16-9)
Parameter Reference and Explanation Value Chemical/Physical Properties MW (g/mole) Budavari, O’Neil, Smith, and Heckelman (1989) 286.26 T

m (K)

-- Vp (atm) Vp value cited in U.S. EPA (1995g). 1.30E-06 S

(mg/L) S value cited in U.S. EPA (1995g). 1.00E+06 H

(atm 

### @ m 3 /mol) H value cited in U.S. EPA (1995g). 3.80E-10 D a (cm 2 /s) D a value was obtained from CHEMDAT8 database (U.S. EPA 1994d). 1.80E-02 D w (cm 2 /s) D w value was obtained from CHEMDAT8 database (U.S. EPA 1994d). 5.62E-06 K

ow

(unitless) K ow

value cited in U.S. EPA (1995g). 3.00E-01 K

oc (mL/g) K oc value cited in U.S. EPA (1995g). 3.10E-01 Kd s (cm 3 /g) Kd s value was calculated by using the correlation equation with K oc that is cited in U.S. EPA (1993) for an assumed organic carbon fraction of 0.01 in soil. Measured organic carbon in soil, specific to site conditions, s hould be used to calculate Kd s , because the value varies, depending on the fraction of organic carbon in soil. Recommended Kd s value was calculated by using the K oc value that is provided in this table. 3.10E-03

Kd sw

(L/Kg) Kd sw

value was calculated by using the correlation equation with K oc that is cited in U.S. EPA (1993) for an assumed organic carbon fraction of 0.075 in suspended sediment. Measured organic carbon in suspended sediment, specific to site conditions, should be used to calculate Kd sw , because the value varies, depending on the fraction of organic carbon in suspended sediment. Recommended Kd sw

value was calculated by using the K oc value that is provided in this table. 2.30E-02

Dermal Exposure Factors Kp (cm/hr) Kp value was obtained from U.S. EPA (1992b). 1.50E-05 t t value was obtained from U.S. EPA (1992b). 4.90E+00 t* t* value was obtained from U.S. EPA (1992b). 1.20E+01 B B value was obtained from U.S. EPA (1992b). 3.00E-05 Biotransfer Factors for Animals BCF fish (L/kg FW tissue) BCFs were used for compounds with a log K ow

value below 4.0, as cited in U.S. EPA (1995g). BCF fish value calculated using the correlation equation with K

ow

obtained from Veith, Macek, Petrocelli, and Caroll ( 1980) 1.00E-01

BAF fish (L/kg FW)

- - NA



## A-3-106

## TABLE A-1b-53 CHEMICAL-SPECIFIC INPUTS FOR OCTAMETHYLPYROPHOSPHORAMIDE (152-16-9)
Parameter Reference and Explanation Value Health Benchmarks RfD (mg/kg/day) U.S.EPA (1997b) 2.00E-03 Oral CSF (mg/kg/day) -1

-­ ND RfC (mg/m 3 ) Calculated from RfD using an inhalation rate of 20 m 3 /day and a human body weight of 70 kg. 7.00E-03 Inhalation CSF (mg/kg/day) -1 -­ ND
MCL National Primary Drinking Water Regulations. ND Aquatic TRV (μg/l)

-­ ND Note: NA = Not applicable, ND = No data available



## A-3-107

## TABLE A-1b-54 CHEMICAL-SPECIFIC INPUTS FOR PARATHION (ETHYL) (56-38-2)
Parameter Reference and Explanation Value Chemical/Physical Properties MW (g/mole) Budavari, O’Neil, Smith, and Heckelman (1989) 291.27 T

m (K)

-- Vp (atm) Vp value cited in U.S. EPA (1995g). 1.30E-08 S

(mg/L) S value cited in U.S. EPA (1995g). 6.50E+00 H

(atm 

### @ m 3 /mol) H value cited in U.S. EPA (1995g). 5.70E-07 D a (cm 2 /s) D a value was obtained from CHEMDAT8 database (U.S. EPA 1994d). 1.70E-02 D w (cm 2 /s) D w value was obtained from CHEMDAT8 database (U.S. EPA 1994d). 5.79E-06 K

ow

(unitless) K ow

value cited in U.S. EPA (1995g). 6.80E+03 K

oc (mL/g) K oc value cited in U.S. EPA (1995g). 5.80E+03 Kd s (cm 3 /g) Kd s value was calculated by using the correlation equation with K oc that is cited in U.S. EPA (1993) for an assumed organic carbon fraction of 0.01 in soil. Measured organic carbon in soil, specific to site conditions, should be used to calculate Kd s , because the value varies, depending on the fraction of organic carbon in soil. Recommended Kd s value was calculated by using the K oc value that is provided in this table. 5.80E+01

Kd sw

(L/Kg) Kd sw

value was calculated by using the correlation equation with K oc that is cited in U.S. EPA (1993) for an assumed organic carbon fraction of 0.075 in suspended sediment. Measured organic carbon in suspended sediment, specific to site conditions, should be used to calculate Kd sw , because the value varies, depending on the fraction of organic carbon in suspended sediment. Recommended Kd sw

value was calculated by using the K oc value that is provided in this table. 4.35E+02

Dermal Exposure Factors Kp (cm/hr) Kp value was obtained from U.S. EPA (1992b). 1.70E-02 t t value was obtained from U.S. EPA (1992b). 5.20E+00 t* t* value was obtained from U.S. EPA (1992b). 3.90E+01 B B value was obtained from U.S. EPA (1992b). 6.80E-01 Biotransfer Factors for Animals BCF fish (L/kg FW tissue) BCFs were used for compounds with a log K ow

value below 4.0, as cited in U.S. EPA (1995g). BCF fish value calculated using the correlation equation with K

ow

obtained from Veith, Macek, Petrocelli, and Caroll ( 1980) 2.70E+02
BAF fish (L/kg FW)

-­ NA



## A-3-108

## TABLE A-1b-54 CHEMICAL-SPECIFIC INPUTS FOR PARATHION (ETHYL) (56-38-2)
Parameter Reference and Explanation Value Health Benchmarks RfD (mg/kg/day) U.S. EPA (1997b) 6.00E-03 Oral CSF (mg/kg/day) -1

-­ ND RfC (mg/m 3 ) Calculated from RfD using an inhalation rate of 20 m 3 /day and a human body weight of 70 kg. 2.10E-02 Inhalation CSF (mg/kg/day) -1 -­ ND
MCL National Primary Drinking Water Regulations. ND Aquatic TRV (μg/l) Ambient Water Quality Criteria, U.S. EPA, Office of Water. 1.3E-02 Note: NA = Not applicable, ND = No data available



## A-3-109

## TABLE A-1b-55 CHEMICAL-SPECIFIC INPUTS FOR

PENTACHLOROETHANE (76-01-7)

Parameter Reference and Explanation Value Chemical/Physical Properties MW (g/mole) Budavari, O’Neil, Smith, and Heckelman (1989) 202.31 T

m (K) Budavari, O’Neil, Smith, and Heckelman (1989) 244.15 Vp (atm)

-­ ND S

(mg/L)

-­ ND H

(atm 

### @ m 3 /mol) H value was obtained from CHEMDAT8 database (U.S. EPA 1994d). 1.815E-03 D a (cm 2 /s) D a value was obtained from CHEMDAT8 database (U.S. EPA 1994d). 6.60E-02 D w (cm 2 /s) D w value was obtained from CHEMDAT8 database (U.S. EPA 1994d). 7.30E-06 K

ow

(unitless)

-­ ND K

oc (mL/g)

- - ND Kd s (cm 3 /g)

-­ ND Kd sw

(L/Kg)

-­ ND Dermal Exposure Factors Kp (cm/hr) Kp value was obtained from U.S. EPA (1992b). 1.63E-02 t t value was obtained from U.S. EPA (1992b). 1.50E+00 t* t* value was obtained from U.S. EPA (1992b). 4.05E+00 B B value was obtained from U.S. EPA (1992b). 1.12E-01 Biotransfer Factors for Animals BCF fish (L/kg FW tissue) - - ND
BAF fish (L/kg FW)

-­ ND



## A-3-110

## TABLE A-1b-55 CHEMICAL-SPECIFIC INPUTS FOR

PENTACHLOROETHANE (76-01-7)

Parameter Reference and Explanation Value Health Benchmarks RfD (mg/kg/day)

-­ ND Oral CSF (mg/kg/day) -1

-­ ND RfC (mg/m 3 )

- ­ ND Inhalation CSF (mg/kg/day) -1 -­ ND
MCL National Primary Drinking Water Regulations. ND Aquatic TRV (μg/l) ND 

### Note: NA = Not applicable, ND = No data available



## A-3-111

## TABLE A-1b-56 CHEMICAL-SPECIFIC INPUTS FOR PHENACETIN (62-44-2)
Parameter Reference and Explanation Value Chemical/Physical Properties MW (g/mole) Budavari, O’Neill, Smith, and Heckelman (1989) 179.21 T

m (K) Budavari, O’Neill, Smith, and Heckelman (1989) 407.15 to 408.15 Vp (atm)

-­ ND S

(g/1310ml of H 2 O) S value cited in U.S. EPA (1995b). 1.0 H

(atm 

### @ m 3 /mol) H value was calculated by using the theoretical equation from Lyman, Reehl, and Rosenblatt (1982), which defines the constant. Recommended value was calculated by using the MW , S , and Vp values that are provided in this table. 1.41E-06

D a (cm 2 /s) D a value was obtained from CHEMDAT8 database (U.S. EPA 1994d). 5.70E-02 D w (cm 2 /s) D w value was obtained from CHEMDAT8 database (U.S. EPA 1994d). 6.82E-06 K

ow (unitless)

-­ ND K

oc (mL/g)

-­ ND Kd s (cm 3 /g)

-­ ND Kd sw

(L/Kg)

-­ ND Dermal Exposure Factors Kp (cm/hr) Kp value was obtained from U.S. EPA (1992b). 2.03E-03 t t value was obtained from U.S. EPA (1992b). 1.08E+00 t* t* value was obtained from U.S. EPA (1992b). 2.60E+00 B B value was obtained from U.S. EPA (1992b). 3.80E-03 Biotransfer Factors for Animals BCF fish (L/kg FW tissue) - - ND
BAF fish (L/kg FW)

-­ ND



## A-3-112

## TABLE A-1b-56 CHEMICAL-SPECIFIC INPUTS FOR PHENACETIN (62-44-2)
Parameter Reference and Explanation Value Health Benchmarks RfD (mg/kg/day)

-­ ND Oral CSF (mg/kg/day) -1

-­ ND RfC (mg/m 3 )

- ­ ND Inhalation CSF (mg/kg/day) -1 -­ ND
MCL National Primary Drinking Water Regulations. ND Aquatic TRV (μg/l)

-­ ND Note: NA= Not applicable, ND= No data available



## A-3-113

## TABLE A-1b-57 CHEMICAL-SPECIFIC INPUTS FOR PHENYL MERCURIC ACETATE (62-38-4)

Parameter Reference and Explanation Value Chemical/Physical Properties MW (g/mole) Budavari, O’Neil, Smith, and Heckelman (1989) 336.75 T

m (K)

-- Vp (atm) Vp value cited in U.S. EPA (1995g). 4.00E-09 S

(mg/L) S value cited in U.S. EPA (1995g). 4.40E+03 H

(atm 

### @ m 3 /mol) H value cited in U.S. EPA (1995g). 2.04E-11 D a (cm 2 /s) D a value was obtained from CHEMDAT8 database (U.S. EPA 1994d). 1.58E-02 D w (cm 2 /s) D w value was obtained from CHEMDAT8 database (U.S. EPA 1994d). 4.62E-06 K

ow

(unitless) K ow

value cited in U.S. EPA (1995g). 1.70E+02 K

oc (mL/g) K oc value cited in U.S. EPA (1995g). 1.60E+02 Kd s (cm 3 /g) Kd s value was calculated by using the correlation equation with K oc that is cited in U.S. EPA (1993) for an assumed organic carbon fraction of 0.01 in soil. Measured organic carbon in soil, specific to site conditions, should be used to calculate Kd s , because the value varies, depending on the fraction of organic carbon in soil. Recommended Kd s value was calculated by using the K oc value that is provided in this table. 1.60E+00

Kd sw

(L/Kg) Kd sw

value was calculated by using the correlation equation with K oc that is cited in U.S. EPA (1993) for an assumed organic carbon fraction of 0.075 in suspended sediment. Measured organic carbon in suspended sediment, specific to site conditions, should be used to calculate Kd sw , because the value varies, depending on the fraction of organic carbon in suspended sediment. Recommended Kd sw value was calculated by using the K oc value that is provided in this table. 1.20E+01

Dermal Exposure Factors Kp (cm/hr) Kp value was obtained from U.S. EPA (1992b). 6.40E-04 t t value was obtained from U.S. EPA (1992b). 9.90E+00 t* t* value was obtained from U.S. EPA (1992b). 2.40E+01 B B value was obtained from U.S. EPA (1992b). 1.70E-02 Biotransfer Factors for Animals BCF fish (L/kg FW tissue) U.S. EPA (1995g) 1.50E+01
BAF fish (L/kg FW)

- - NA



## A-3-114

## TABLE A-1b-57 CHEMICAL-SPECIFIC INPUTS FOR PHENYL MERCURIC ACETATE (62-38-4)

Parameter Reference and Explanation Value Health Benchmarks RfD (mg/kg/day) U.S.EPA (1997b) 8.00E-05 Oral CSF (mg/kg/day) -1

-­ ND RfC (mg/m 3 ) Calculated from RfD using an inhalation rate of 20 m 3 /day and a human body weight of 70 kg. 2.80E-04 Inhalation CSF (mg/kg/day) -1 -­ ND
MCL National Primary Drinking Water Regulations. ND Aquatic TRV (μg/l)

-­ ND
Note: NA = Not applicable, ND = No data available



## A-3-115

## TABLE A-1b-58 CHEMICAL-SPECIFIC INPUTS FOR 1,3-PHENYLENEDIAMINE (108-45-2)
Parameter Reference and Explanation Value Chemical/Physical Properties MW (g/mole) Budavari, O’Neil, Smith, and Heckelman (1989) 108.6 T

m (K)

-- Vp (atm) Vp value cited in U.S. EPA (1995g). 3.00E-05 S

(mg/L) S value cited in U.S. EPA (1995g). 3.50E+05 H

(atm 

### @ m 3 /mol) H value cited in U.S. EPA (1995g). 9.20E-09 D a (cm 2 /s) D a value was obtained from CHEMDAT8 database (U.S. EPA 1994d). 6.63E-02 D w (cm 2 /s) D w value was obtained from CHEMDAT8 database (U.S. EPA 1994d). 9.88E-06 K

ow

(unitless) K ow

value cited in U.S. EPA (1995g). 1.10E+00 K

oc (mL/g) K oc value cited in U.S. EPA (1995g). 1.10E+00 Kd s (cm 3 /g) Kd s value was calculated by using the correlation equation with K oc that is cited in U.S. EPA (1993) for an assumed organic carbon fraction of 0.01 in soil. Measured organic carbon in soil, specific to site conditions, s hould be used to calculate Kd s , because the value varies, depending on the fraction of organic carbon in soil. Recommended Kd s value was calculated by using the K oc value that is provided in this table. 1.10E-02

Kd sw

(L/Kg) Kd sw

value was calculated by using the correlation equation with K oc that is cited in U.S. EPA (1993) for an assumed organic carbon fraction of 0.075 in suspended sediment. Measured organic carbon in suspended sediment, specific to site conditions, should be used to calculate Kd sw , because the value varies, depending on the fraction of organic carbon in suspended sediment. Recommended Kd sw

value was calculated by using the K oc value that is provided in this table. 8.25E-02

Dermal Exposure Factors Kp (cm/hr) Kp value was obtained from U.S. EPA (1992b). 4.50E-04 t t value was obtained from U.S. EPA (1992b). 4.00E-01 t* t* value was obtained from U.S. EPA (1992b). 9.60E-01 B B value was obtained from U.S. EPA (1992b). 1.10E-04 Biotransfer Factors for Animals BCF fish (L/kg, FW tissue) U.S. EPA (1995g) 2.90E-01
BAF fish (L/kg FW)

-­ NA



## A-3-116

## TABLE A-1b-58 CHEMICAL-SPECIFIC INPUTS FOR 1,3-PHENYLENEDIAMINE (108-45-2)
Parameter Reference and Explanation Value Health Benchmarks RfD (mg/kg/day) U.S. EPA (1997b) 6.00E-03 Oral CSF (mg/kg/day) -1

-­ ND RfC (mg/m 3 ) Calculated from RfD using an inhalation rate of 20 m 3 /day and a human body weight of 70 kg. 2.10E-02 Inhalation CSF (mg/kg/day) -1 -­ ND
MCL National Primary Drinking Water Regulations. ND Aquatic TRV (μg/l)

-­ ND Note: NA = Not applicable, ND = No data available



## A-3-117

## TABLE A-1b-59 CHEMICAL-SPECIFIC INPUTS FOR A-PICOLINE (109-06-8)
Parameter Reference and Explanation Value Chemical/Physical Properties MW (g/mole) Budavari, O’Neil, Smith, and Heckelman (1989) 93.12 T

m ( o K)

-­ 203.15 Vp (mm@ o C) Vp value cited in U.S. EPA (1995g). 8.00E+00 S

(mg/L) S value cited in U.S. EPA (1995g). H

(atm 

### @ m 3 /mol) H value cited in U.S. EPA (1995g). 4.10E-04 D a (cm 2 /s) D a value was obtained from CHEMDAT8 database (U.S. EPA 1994d). 7.50E-02 D w (cm 2 /s) D w value was obtained from CHEMDAT8 database (U.S. EPA 1994d). 9.60E-06 K

ow

(unitless) K ow

value cited in U.S. EPA (1995g). 2.00E+06 K

oc (mL/g) K oc value cited in U.S. EPA (1995g). 1.50E+06 Kd s (mL/g) Kd s value was calculated by using the correlation equation with K oc that is cited in U.S. EPA (1993) for an assumed organic carbon fraction of 0.01 in soil. Measured organic carbon in soil, specific to site conditions, s hould be used to calculate Kd s , because the value varies, depending on the fraction of organic carbon in soil. Recommended Kd s value was calculated by using the K oc value that is provided in this table. 1.50E+04

Kd sw

(L/Kg) Kd sw

value was calculated by using the correlation equation with K oc that is cited in U.S. EPA (1993) for an assumed organic carbon fraction of 0.075 in suspended sediment. Measured organic carbon in suspended sediment, specific to site conditions, should be used to calculate Kd sw , because the value varies, depending on the fraction of organic carbon in suspended sediment. Recommended Kd sw

value was calculated by using the K oc value that is provided in this table. 1.12E+05

Dermal Exposure Factors Kp (cm/hr) Kp value was obtained from U.S. EPA (1992b). 3.16E-03 t t value was obtained from U.S. EPA (1992b). 3.24E-01 t* t* value was obtained from U.S. EPA (1992b). 7.76E-01 B B value was obtained from U.S. EPA (1992b). 1.29E-03 Biotransfer Factors for Animals
BCF fish (L/kg FW tissue) -­ ND
BAF fish (L/kg FW)

-­ ND



## A-3-118

## TABLE A-1b-59 CHEMICAL-SPECIFIC INPUTS FOR A-PICOLINE (109-06-8)
Parameter Reference and Explanation Value Health Benchmarks RfD (mg/kg/day)

-­ ND Oral CSF (mg/kg/day) -1

-­ ND RfC (mg/m 3 )

- ­ ND Inhalation CSF (mg/kg/day) -1 -­ ND
MCL National Primary Drinking Water Regulations. ND Aquatic TRV (μg/l)

-­ ND Note: NA= Not applicable, ND= No data available



## A-3-119

## TABLE A-1b-60 CHEMICAL-SPECIFIC INPUTS FOR POLYCHLORINATED BIPHENYLS (AROCLORS) (1336-36-3)
Parameter Reference and Explanation Value Chemical/Physical Properties MW (g/mole) Budavari, O’Neil, Smith, and Heckelman (1989) 328 T

m ( o K)

-- Vp (atm) Vp value cited in U.S. EPA (1995g). 1.00E-07 S

(mg/L) S value cited in U.S. EPA (1995g). 8.00E-02 H

(atm 

### @ m 3 /mol) H value cited in U.S. EPA (1995g). 2.60E-03 D a (cm 2 /s) D a value was obtained from CHEMDAT8 database (U.S. EPA 1994d). 8.00E-02 D w (cm 2 /s) D w value was obtained from CHEMDAT8 database (U.S. EPA 1994d). 1.00E-05 K

ow

(unitless) K ow

value cited in U.S. EPA (1995g). 2.00E+06 K

oc (mL/g) K oc value cited in U.S. EPA (1998c). 9.83E+04 Kd s (mL/g) Kd s value was calculated by using the correlation equation with K oc that is cited in U.S. EPA (1993) for an assumed organic carbon fraction of 0.01 in soil. Measured organic carbon in soil, specific to site conditions, s hould be used to calculate Kd s , because the value varies, depending on the fraction of organic carbon in soil. Recommended Kd s value was calculated by using the K oc value that is provided in this table. 9.83E+02

Kd sw

(L/Kg) Kd sw

value was calculated by using the correlation equation with K oc that is cited in U.S. EPA (1993) for an assumed organic carbon fraction of 0.075 in suspended sediment. Measured organic carbon in suspended sediment, specific to site conditions, should be used to calculate Kd sw , because the value varies, depending on the fraction of organic carbon in suspended sediment. Recommended Kd sw

value was calculated by using the K oc value that is provided in this table. 7.37E+03

Dermal Exposure Factors Kp (cm/hr) Kp value was obtained from U.S. EPA (1992b). 1.30E+00 t t value was obtained from U.S. EPA (1992b). 5.30E+00 t* t* value was obtained from U.S. EPA (1992b). 2.50E+01 B B value was obtained from U.S. EPA (1992b). 3.20E+02 Biotransfer Factors for Animals BCF fish (L/kg FW tissue) -­ NA
BAF fish (L/kg FW) 6.70E+05



## A-3-120

## TABLE A-1b-60 CHEMICAL-SPECIFIC INPUTS FOR POLYCHLORINATED BIPHENYLS (AROCLORS) (1336-36-3)
Parameter Reference and Explanation Value Health Benchmarks RfD (mg/kg/day)

-­ ND Oral CSF (mg/kg/day) -1 U.S. EPA (1997b) 2.00E+00 RfC (mg/m 3 )

- ­ ND Inhalation CSF (mg/kg/day) -1 Value based on Oral CSF assuming route-to-route extrapolation. 2.00E+00
MCL National Primary Drinking Water Regulations. 5E-04 Aquatic TRV (μg/l) Ambient Water Quality Criteria, U.S. EPA, Office of Water. 1.4E-02 

### Note: NA = Not applicable, ND = No data available



## A-3-121

## TABLE A-1b-61 CHEMICAL-SPECIFIC INPUTS FOR TETRAETHYL DITHIOPYROPHOSPHATE (SULFOTEP) (3689-24-5)
Parameter Reference and Explanation Value Chemical/Physical Properties MW (g/mole) Budavari, O’Neil, Smith, and Heckelman (1989) 322.31 T

m (K)

-- Vp (atm) Vp value cited in U.S. EPA (1995g). 3.30E-07 S

(mg/L) S value cited in U.S. EPA (1995g). 2.50E+01 H

(atm 

### @ m 3 /mol) H value cited in U.S. EPA (1995g). 4.20E-06 D a (cm 2 /s) D a value was obtained from CHEMDAT8 database (U.S. EPA 1994d). 8.00E-02 D w (cm 2 /s) D w value was obtained from CHEMDAT8 database (U.S. EPA 1994d). 8.00E-06 K

ow

(unitless) K ow

value cited in U.S. EPA (1995g). 6.80E+03 K

oc (mL/g) K oc value cited in U.S. EPA (1995g). 5.80E+03 Kd s (mL/g) Kd s value was calculated by using the correlation equation with K oc that is cited in U.S. EPA (1993) for an assumed organic carbon fraction of 0.01 in soil. Measured organic carbon in soil, specific to site conditions, s hould be used to calculate Kd s , because the value varies, depending on the fraction of organic carbon in soil. Recommended Kd s value was calculated by using the K oc value that is provided in this table. 5.80E+01

Kd sw

(L/Kg) Kd sw

value was calculated by using the correlation equation with K oc that is cited in U.S. EPA (1993) for an assumed organic carbon fraction of 0.075 in suspended sediment. Measured organic carbon in suspended sediment, specific to site conditions, should be used to calculate Kd sw , because the value varies, depending on the fraction of organic carbon in suspended sediment. Recommended Kd sw

value was calculated by using the K oc value that is provided in this table. 4.35E+02

Dermal Exposure Factors Kp (cm/hr) Kp value was obtained from U.S. EPA (1992b). 1.10E-02 t t value was obtained from U.S. EPA (1992b). 8.10E+00 t* t* value was obtained from U.S. EPA (1992b). 6.00E+01 B B value was obtained from U.S. EPA (1992b). 6.80E-01 Biotransfer Factors for Animals BCF fish (L/kg FW tissue) U.S. EPA (1995g) 2.80E+02
BAF fish (L/kg FW)

- - NA



## A-3-122

## TABLE A-1b-61 CHEMICAL-SPECIFIC INPUTS FOR TETRAETHYL DITHIOPYROPHOSPHATE (SULFOTEP) (3689-24-5)
Parameter Reference and Explanation Value Health Benchmarks RfD (mg/kg/day) U.S. EPA (1997b) 5.00E-04 Oral CSF (mg/kg/day) -1

-­ ND RfC (mg/m 3 ) Calculated from RfD using an inhalation rate of 20 m 3 /day and a human body weight of 70 kg. 1.75E-03 Inhalation CSF (mg/kg/day) -1 -­ ND
MCL National Primary Drinking Water Regulations. ND Aquatic TRV (μg/l)

-­ ND Note: NA = Not applicable, ND = No data available



## A-3-123

## TABLE A-1b-62 CHEMICAL-SPECIFIC INPUTS FOR THIONAZIN (297-97-2)
Parameter Reference and Explanation Value Chemical/Physical Properties MW (g/mole) Budavari, O’Neil, Smith, and Heckelman (1989) 248.26 T

m (K) Budavari, O’Neil, Smith, and Heckelman (1989) 271.45 Vp (mmHg) U.S. EPA (1995g) 3.00E-03 S

(mg/L)

-­ ND H

(atm 

### @ m 3 /mol) H value was obtained from CHEMDAT8 database (U.S. EPA 1994d). 8.60E-07 D a (cm 2 /s) D a value was obtained from CHEMDAT8 database (U.S. EPA 1994d). 8.00E-02 D w (cm 2 /s) D w value was obtained from CHEMDAT8 database (U.S. EPA 1994d). 8.00E-06 K

ow

(unitless)

-­ ND K

oc (mL/g)

-­ ND Kd s (cm 3 /g)

-­ ND Kd sw

(L/Kg)

-­ ND Dermal Exposure Factors Kp (cm/hr) Kp value was obtained from U.S. EPA (1992b). ND t t value was obtained from U.S. EPA (1992b). 2.86E+00 t* t* value was obtained from U.S. EPA (1992b). ND B B value was obtained from U.S. EPA (1992b). ND Biotransfer Factors for Animals BCF fish (L/kg FW tissue) - - ND
BAF fish (L/kg FW)

-­ ND



## A-3-124

## TABLE A-1b-62 CHEMICAL-SPECIFIC INPUTS FOR THIONAZIN (297-97-2)
Parameter Reference and Explanation Value Health Benchmarks RfD (mg/kg/day)

-­ ND Oral CSF (mg/kg/day) -1

-­ ND RfC (mg/m 3 )

- ­ ND Inhalation CSF (mg/kg/day) -1 -­ ND
MCL National Primary Drinking Water Regulations. ND Aquatic TRV (μg/l)

-­ ND Note: NA = Not applicable, ND = No data available



## A-3-125

## TABLE A-1b-63 CHEMICAL-SPECIFIC INPUTS FOR TIN (7440-31-5)
Parameter Reference and Explanation Value Chemical/Physical Properties MW (g/mole) Budavari, O’Neil, Smith, and Heckelman (1989) 118.69 T

m (K) Budavari, O’Neil, Smith, and Heckelman (1989) 505.05 Vp (atm)

-­ ND S

(mg/L)

-­ ND H

(atm 

### @ m 3 /mol)

- - ND D a (cm 2 /s) D a value was obtained from CHEMDAT8 database (U.S. EPA 1994d). 8.00E-02 D w (cm 2 /s) D w value was obtained from CHEMDAT8 database (U.S. EPA 1994d). 8.00E-06 K

ow

(unitless)

-­ ND
K

oc (mL/g)

-­ ND Kd s (cm 3 /g)

-­ ND Kd sw

(L/Kg)

-­ ND Dermal Exposure Factors Kp (cm/hr) Kp value was obtained from U.S. EPA (1992b). 1.00E-03 t t value was obtained from U.S. EPA (1992b). ND t* t* value was obtained from U.S. EPA (1992b). ND B B value was obtained from U.S. EPA (1992b). ND Biotransfer Factors for Animals BCF fish (L/kg FW tissue) - - ND
BAF fish (L/kg FW)

-­ ND



## A-3-126

## TABLE A-1b-63 CHEMICAL-SPECIFIC INPUTS FOR TIN (7440-31-5)
Parameter Reference and Explanation Value Health Benchmarks RfD (mg/kg/day) U.S. EPA (1997b) 6.00E-01 Oral CSF (mg/kg/day) -1

-­ ND RfC (mg/m 3 ) Calculated from RfD using an inhalation rate of 20 m 3 /day and a human body weight of 70 kg. 2.10E+00 Inhalation CSF (mg/kg/day) -1 -­ ND
MCL National Primary Drinking Water Regulations. ND Aquatic TRV (μg/l)

-­ ND Note: NA = Not applicable, ND = No data available



## A-3-127

## TABLE A-1b-64 CHEMICAL-SPECIFIC INPUTS FOR 2,4-TOLUENEDIAMINE (95-80-7)
Parameter Reference and Explanation Value Chemical/Physical Properties MW (g/mole) Budavari, O’Neil, Smith, and Heckelman (1989) 122.17 T

m (K)

-- Vp (atm) Vp value cited in U.S. EPA (1995g). 1.10E-07 S

(mg/L) S value cited in U.S. EPA (1995g). 7.50E+03 H

(atm 

### @ m 3 /mol) H value cited in U.S. EPA (1995g). 7.92E-10 D a (cm 2 /s) D a value was obtained from CHEMDAT8 database (U.S. EPA 1994d). 5.69E-02 D w (cm 2 /s) D w value was obtained from CHEMDAT8 database (U.S. EPA 1994d). 9.05E-06 K

ow

(unitless) K ow

value cited in U.S. EPA (1995g). 2.50E+00 K

oc (mL/g) K oc value cited in U.S. EPA (1995g). 2.50E+00 Kd s (cm 3 /g) Kd s value was calculated by using the correlation equation with K oc that is cited in U.S. EPA (1993) for an assumed organic carbon fraction of 0.01 in soil. Measured organic carbon in soil, specific to site conditions, s hould be used to calculate Kd s , because the value varies, depending on the fraction of organic carbon in soil. Recommended Kd s value was calculated by using the K oc value that is provided in this table. 2.50E-02

Kd sw

(L/Kg) Kd sw

value was calculated by using the correlation equation with K oc that is cited in U.S. EPA (1993) for an assumed organic carbon fraction of 0.075 in suspended sediment. Measured organic carbon in suspended sediment, specific to site conditions, should be used to calculate Kd sw , because the value varies, depending on the fraction of organic carbon in suspended sediment. Recommended Kd sw

value was calculated by using the K oc value that is provided in this table. 1.88E-01

Dermal Exposure Factors Kp (cm/hr) Kp value was obtained from U.S. EPA (1992b). 6.60E-04 t t value was obtained from U.S. EPA (1992b). 4.90E-01 t* t* value was obtained from U.S. EPA (1992b). 1.20E+00 B B value was obtained from U.S. EPA (1992b). 2.50E-04 Biotransfer Factors for Animals BCF fish (unitless FW tissue) U.S. EPA (1995g) 4.60E+01
BAF fish (L/kg FW)

- - NA



## A-3-128

## TABLE A-1b-64 CHEMICAL-SPECIFIC INPUTS FOR 2,4-TOLUENEDIAMINE (95-80-7)
Parameter Reference and Explanation Value Health Benchmarks RfD (mg/kg/day)

-­ ND Oral CSF (mg/kg/day) -1 U.S. EPA (1997b) 3.20E+00 RfC (mg/m 3 )

- ­ ND Inhalation CSF (mg/kg/day) -1 Value based on Oral CSF assuming route-to-route extrapolation. 3.20E+00
MCL National Primary Drinking Water Regulations. ND Aquatic TRV (μg/l)

-­ ND Note:NA = Not applicable, ND = No data available



## A-3-129

## TABLE A-1b-65 CHEMICAL-SPECIFIC INPUTS FOR P-TOLUIDINE (106-49-0)
Parameter Reference and Explanation Value Chemical/Physical Properties MW (g/mole) Budavari, O’Neil, Smith, and Heckelman (1989) 107.15 T

m ( o K) Budavari, O’Neil, Smith, and Heckelman (1989) 317.65 Vp (atm) Vp value cited in U.S. EPA (1995g). 4.30E-04 S

(mg/L) S value cited in U.S. EPA (1995g). 7.60E+03 H

(atm 

### @ m 3 /mol) H value cited in U.S. EPA (1995g). 6.10E-06 D a (cm 2 /s) D a value was obtained from CHEMDAT8 database (U.S. EPA 1994d). 6.97E-02 D w (cm 2 /s) D w value was obtained from CHEMDAT8 database (U.S. EPA 1994d). 9.43E-06 K

ow

(unitless) K ow

value cited in U.S. EPA (1995g). 2.50E+01 K

oc (mL/g) K oc value cited in U.S. EPA (1995g). 2.40E+01 Kd s (mL/g) Kd s value was calculated by using the correlation equation with K oc that is cited in U.S. EPA (1993) for an assumed organic carbon fraction of 0.01 in soil. Measured organic carbon in soil, specific to site conditions, should be used to calculate Kd s , because the value varies, depending on the fraction of organic carbon in soil. Recommended Kd s value was calculated by using the K oc value that is provided in this table. 2.40E-01

Kd sw

(L/Kg) Kd sw

value was calculated by using the correlation equation with K oc that is cited in U.S. EPA (1993) for an assumed organic carbon fraction of 0.075 in suspended sediment. Measured organic carbon in suspended sediment, specific to site conditions, should be used to calculate Kd sw , because the value varies, depending on the fraction of organic carbon in suspended sediment. Recommended Kd sw

value was calculated by using the K oc value that is provided in this table. 1.80E+00

Dermal Exposure Factors Kp (cm/hr) Kp value was obtained from U.S. EPA (1992b). 4.20E-03 t t value was obtained from U.S. EPA (1992b). 3.90E-01 t* t* value was obtained from U.S. EPA (1992b). 9.50E-01 B B value was obtained from U.S. EPA (1992b). 2.50E-03 Biotransfer Factors for Animals BCF fish (L/kg FW tissue) U.S. EPA (1995g) 3.50E+00
BAF fish (L/kg FW)

-­ NA



## A-3-130

## TABLE A-1b-65 CHEMICAL-SPECIFIC INPUTS FOR P-TOLUIDINE (106-49-0)
Parameter Reference and Explanation Value Health Benchmarks RfD (mg/kg/day)

-­ ND Oral CSF (mg/kg/day) -1 U.S. EPA (1997b) 1.90E-01 RfC (mg/m 3 )

- ­ ND Inhalation CSF (mg/kg/day) -1 Value based on Oral CSF assuming route-to-route extrapolation. 1.90E-01
MCL National Primary Drinking Water Regulations. ND Aquatic TRV (μg/l)

-­ ND Note: NA = Not applicable, ND = No data available



## A-3-131

## TABLE A-1b-66 CHEMICAL-SPECIFIC INPUTS FOR TOXAPHENE (CHLORINATED CAMPHENES) (8001-35-2)
Parameter Reference and Explanation Value Chemical/Physical Properties MW (g/mole) Budavari, O’Neil, Smith, and Heckelman (1989) 414 T

m (K) Budavari, O’Neil, Smith, and Heckelman (1989) 350.65 Vp (atm) Vp value cited in U.S. EPA (1995g). 4.30E-04 S

(mg/L) S value cited in U.S. EPA (1995g). 6.79E-01 H

(atm 

### @ m 3 /mol) H value cited in U.S. EPA (1995g). 3.40E-06 D a (cm 2 /s) D a value was obtained from CHEMDAT8 database (U.S. EPA 1994d). 1.16E-02 D w (cm 2 /s) D w value was obtained from CHEMDAT8 database (U.S. EPA 1994d). 4.34E-06 K

ow

(unitless) K ow

value cited in U.S. EPA (1995g). 3.20E+05 K

oc (mL/g) K oc value cited in U.S. EPA (1995g). 2.60E+05 Kd s (cm 3 /g) Kd s value was calculated by using the correlation equation with K oc that is cited in U.S. EPA (1993) for an assumed organic carbon fraction of 0.01 in soil. Measured organic carbon in soil, specific to site conditions, s hould be used to calculate Kd s , because the value varies, depending on the fraction of organic carbon in soil. Recommended Kd s value was calculated by using the K oc value that is provided in this table. 2.60E+03

Kd sw

(L/Kg) Kd sw

value was calculated by using the correlation equation with K oc that is cited in U.S. EPA (1993) for an assumed organic carbon fraction of 0.075 in suspended sediment. Measured organic carbon in suspended sediment, specific to site conditions, should be used to calculate Kd sw , because the value varies, depending on the fraction of organic carbon in suspended sediment. Recommended Kd sw

value was calculated by using the K oc value that is provided in this table. 1.95E+04

Dermal Exposure Factors Kp (cm/hr) Kp value was obtained from U.S. EPA (1992b). 4.60E-02 t t value was obtained from U.S. EPA (1992b). 2.90E+01 t* t* value was obtained from U.S. EPA (1992b). 1.40E+02 B B value was obtained from U.S. EPA (1992b). 3.20E+01 Biotransfer Factors for Animals BCF fish (L/kg FW tissue) - - NA
BAF fish (L/kg FW) (U.S. EPA 1995g) 2.10E+06



## A-3-132

## TABLE A-1b-66 CHEMICAL-SPECIFIC INPUTS FOR TOXAPHENE (CHLORINATED CAMPHENES) (8001-35-2)
Parameter Reference and Explanation Value Health Benchmarks RfD (mg/kg/day)

-­ ND Oral CSF (mg/kg/day) -1 U.S. EPA (1997b) 1.10E+00 RfC (mg/m 3 )

- ­ ND Inhalation CSF (mg/kg/day) -1 Value based on Oral CSF assuming route-to-route extrapolation. 1.10E+00
MCL National Primary Drinking Water Regulations. 3E-03 Aquatic TRV (μg/l) Ambient Water Quality Criteria, U.S. EPA, Office of Water. 2E-04 Note: NA = Not applicable, ND = No data available



## A-3-133

## TABLE A-1b-67 CHEMICAL-SPECIFIC INPUTS FOR 1,1,2-TRICHLORO-1,2,2-TRIFLUOROETHANE (76-13-1)
Parameter Reference and Explanation Value Chemical/Physical Properties MW (g/mole) Budavari, O’Neil, Smith, and Heckelman (1989) 187.38 T

m ( o K)

-- Vp (atm) Vp value cited in U.S. EPA (1995g). 4.80E-01 S

(mg/L) S value cited in U.S. EPA (1995g). 1.70E+02 H

(atm 

### @ m 3 /mol) H value cited in U.S. EPA (1995g). 4.815E-01 D a (cm 2 /s) D a value was obtained from CHEMDAT8 database (U.S. EPA 1994d). 7.80E-02 D w (cm 2 /s) D w value was obtained from CHEMDAT8 database (U.S. EPA 1994d). 8.20E-06 K

ow

(unitless) K ow

value cited in U.S. EPA (1995g). 1.40E+03 K

oc (mL/g) K oc value cited in U.S. EPA (1995g). 1.30E+03 Kd s (mL/g) Kd s value was calculated by using the correlation equation with K oc that is cited in U.S. EPA (1993) for an assumed organic carbon fraction of 0.01 in soil. Measured organic carbon in soil, specific to site conditions, s hould be used to calculate Kd s , because the value varies, depending on the fraction of organic carbon in soil. Recommended Kd s value was calculated by using the K oc value that is provided in this table. 1.30E+01

Kd sw

(L/Kg) Kd sw

value was calculated by using the correlation equation with K oc that is cited in U.S. EPA (1993) for an assumed organic carbon fraction of 0.075 in suspended sediment. Measured organic carbon in suspended sediment, specific to site conditions, should be used to calculate Kd sw , because the value varies, depending on the fraction of organic carbon in suspended sediment. Recommended Kd sw

value was calculated by using the K oc value that is provided in this table. 9.81E+01

Dermal Exposure Factors Kp (cm/hr) Kp value was obtained from U.S. EPA (1992b). 2.40E-02 t t value was obtained from U.S. EPA (1992b). 1.20E+00 t* t* value was obtained from U.S. EPA (1992b). 4.10E+00 B B value was obtained from U.S. EPA (1992b). 1.40E-01 Biotransfer Factors for Animals BCF fish (L/kg FW tissue) BCFs were used for compounds with a log K ow

value below 4.0, as cited in U.S. EPA (1995g). BCF fish value calculated using the correlation equation with K

ow

obtained from Veith, Macek, Petrocelli, and Caroll ( 1980) 8.20E+01

BAF fish (L/kg FW)

-­ NA



## A-3-134

## TABLE A-1b-67 CHEMICAL-SPECIFIC INPUTS FOR 1,1,2-TRICHLORO-1,2,2-TRIFLUOROETHANE (76-13-1)
Parameter Reference and Explanation Value Health Benchmarks RfD (mg/kg/day) U.S. EPA (1997b) 3.00E+01 Oral CSF (mg/kg/day) -1

-­ ND RfC (mg/m 3 ) U.S. EPA (1997c) 8.57E+00 Inhalation CSF (mg/kg/day) -1 -­ ND
MCL National Primary Drinking Water Regulations. ND Aquatic TRV (μg/l)

-­ ND Note: NA = Not applicable, ND = No data available



## A-3-135

## TABLE A-1b-68 CHEMICAL-SPECIFIC INPUTS FOR TRICHLOROPHENOXY PROPIONIC ACID (SILVEX) (93-72-1)
Parameter Reference and Explanation Value Chemical/Physical Properties MW (g/mole) Budavari, O’Neil, Smith, and Heckelman (1989) 269.51 T

m (K)

-- Vp (atm) Vp value cited in U.S. EPA (1995g). 6.80E-09 S

(mg/L) S value cited in U.S. EPA (1995g). 1.40E+02 H

(atm 

### @ m 3 /mol) H value cited in U.S. EPA (1995g). 1.30E-08 D a (cm 2 /s) D a value was obtained from CHEMDAT8 database (U.S. EPA 1994d). 8.00E-02 D w (cm 2 /s) D w value was obtained from CHEMDAT8 database (U.S. EPA 1994d). 8.00E-06 K

ow

(unitless) K ow

value cited in U.S. EPA (1995g). 2.60E+03 K

oc (mL/g) K oc value cited in U.S. EPA (1995g). 2.30E+03 Kd s (cm 3 /g) Kd s value was calculated by using the correlation equation with K oc that is cited in U.S. EPA (1993) for an assumed organic carbon fraction of 0.01 in soil. Measured organic carbon in soil, specific to site conditions, s hould be used to calculate Kd s , because the value varies, depending on the fraction of organic carbon in soil. Recommended Kd s value was calculated by using the K oc value that is provided in this table. 2.30E+01

Kd sw

(L/Kg) Kd sw

value was calculated by using the correlation equation with K oc that is cited in U.S. EPA (1993) for an assumed organic carbon fraction of 0.075 in suspended sediment. Measured organic carbon in suspended sediment, specific to site conditions, should be used to calculate Kd sw , because the value varies, depending on the fraction of organic carbon in suspended sediment. Recommended Kd sw

value was calculated by using the K oc value that is provided in this table. 1.71E+02

Dermal Exposure Factors Kp (cm/hr) Kp value was obtained from U.S. EPA (1992b). 1.10E-02 t t value was obtained from U.S. EPA (1992b). 3.90E+00 t* t* value was obtained from U.S. EPA (1992b). 1.90E+01 B B value was obtained from U.S. EPA (1992b). 2.60E-01 Biotransfer Factors for Animals BCF fish (L/kg FW tissue) BCFs were used for compounds with a log K ow

value below 4.0, as cited in U.S. EPA (1995g). BCF fish value calculated using the correlation equation with K

ow

obtained from Veith, Macek, Petrocelli, and Caroll ( 1980) 1.30E+02
BAF fish (L/kg FW)

-­ NA



## A-3-136

## TABLE A-1b-68 CHEMICAL-SPECIFIC INPUTS FOR TRICHLOROPHENOXY PROPIONIC ACID (SILVEX) (93-72-1)
Parameter Reference and Explanation Value Health Benchmarks RfD (mg/kg/day) U.S. EPA (1997b) 8.00E-03 Oral CSF (mg/kg/day) -1

-­ ND RfC (mg/m 3 ) Calculated from RfD using an inhalation rate of 20 m 3 /day and a human body weight of 70 kg. 2.80E-02 Inhalation CSF (mg/kg/day) -1 -­ ND
MCL National Primary Drinking Water Regulations. 5E-02 Aquatic TRV (μg/l) --. ND Note: NA = Not applicable, ND = No data available



## A-3-137

## TABLE A-1b-69 CHEMICAL-SPECIFIC INPUTS FOR 2,4,5-TRICHLOROPHENOXYACETIC ACID (93-76-5)
Parameter Reference and Explanation Value Chemical/Physical Properties MW (g/mole) Budavari, O’Neil, Smith, and Heckelman (1989) 255.49 T

m (K)

-- Vp (atm) Vp value cited in U.S. EPA (1995g). 9.10E-10 S

(mg/L) S value cited in U.S. EPA (1995g). 2.80E+02 H

(atm 

### @ m 3 /mol) H value cited in U.S. EPA (1995g). 8.68E-09 D a (cm 2 /s) D a value was obtained from CHEMDAT8 database (U.S. EPA 1994d). 8.00E-02 D w (cm 2 /s) D w value was obtained from CHEMDAT8 database (U.S. EPA 1994d). 8.00E-06 K

ow

(unitless) K ow

value cited in U.S. EPA (1995g). 2.00E+03 K

oc (mL/g) K oc value cited in U.S. EPA (1995g). 1.80E+03 Kd s (cm 3 /g) Kd s value was calculated by using the correlation equation with K oc that is cited in U.S. EPA (1993) for an assumed organic carbon fraction of 0.01 in soil. Measured organic carbon in soil, specific to site conditions, should be used to calculate Kd s , because the value varies, depending on the fraction of organic carbon in soil. Recommended Kd s value was calculated by using the K oc value that is provided in this table. 1.80E+01

Kd sw

(L/Kg) Kd sw

value was calculated by using the correlation equation with K oc that is cited in U.S. EPA (1993) for an assumed organic carbon fraction of 0.075 in suspended sediment. Measured organic carbon in suspended sediment, specific to site conditions, should be used to calculate Kd sw , because the value varies, depending on the fraction of organic carbon in suspended sediment. Recommended Kd sw value was calculated by using the K oc value that is provided in this table. 1.35E+02

Dermal Exposure Factors Kp (cm/hr) Kp value was obtained from U.S. EPA (1992b). 1.20E-02 t t value was obtained from U.S. EPA (1992b). 3.20E+00 t* t* value was obtained from U.S. EPA (1992b). 1.30E+01 B B value was obtained from U.S. EPA (1992b). 2.00E-01 Biotransfer Factors for Animals BCF fish (unitless FW tissue) BCFs were used for compounds with a log K ow

value below 4.0, as cited in U.S. EPA (1995g). BCF fish value calculated using the correlation equation with K

ow

obtained from Veith, Macek, Petrocelli, and Caroll ( 1980) 7.80E+01
BAF fish (L/kg FW)

- - NA



## A-3-138

## TABLE A-1b-69 CHEMICAL-SPECIFIC INPUTS FOR 2,4,5-TRICHLOROPHENOXYACETIC ACID (93-76-5)
Parameter Reference and Explanation Value Health Benchmarks RfD (mg/kg/day) U.S. EPA (1997a) 1.00E-02 Oral CSF (mg/kg/day) -1

-­ ND RfC (mg/m 3 ) Calculated from RfD using an inhalation rate of 20 m 3 /day and a human body weight of 70 kg. 3.50E-02 Inhalation CSF (mg/kg/day) -1 -­ ND
MCL National Primary Drinking Water Regulations. ND Aquatic TRV (μg/l)

-­ ND Note:NA = Not applicable, ND = No data available



## A-3-139

## TABLE A-1b-70 CHEMICAL-SPECIFIC INPUTS FOR O,O,O-TRIETHYLPHOSPHOROTHIATE (126-68-1)
Parameter Reference and Explanation Value Chemical/Physical Properties MW (g/mole) CRC Handbook (1995) 198.22 T

m ( o K)

-­ ND Vp (atm)

-­ ND S

(mg/L)

-­ ND H

(atm 

### @ m 3 /mol)

-­ ND D a (cm 2 /s) D a value was calculated using the equation cited in U.S. EPA (1996a). 3.17E-02 D w (cm 2 /s) D w value was calculated using the equation cited in U.S. EPA (1996a). 6.23E-06 K

ow

(unitless)

-­ ND K

oc (mL/g)

-­ ND Kd s (mL/g)

-­ ND Kd sw

(L/Kg)

-­ ND Dermal Exposure Factors Kp (cm/hr) Kp value was obtained from U.S. EPA (1992b). ND t t value was obtained from U.S. EPA (1992b). 1.42E+00 t* t* value was obtained from U.S. EPA (1992b). ND B B value was obtained from U.S. EPA (1992b). ND Biotransfer Factors for Animals BCF fish (L/kg FW tissue) -­ ND
BAF fish (L/kg FW)

-­ ND



## A-3-140

## TABLE A-1b-70 CHEMICAL-SPECIFIC INPUTS FOR O,O,O-TRIETHYLPHOSPHOROTHIATE (126-68-1)
Parameter Reference and Explanation Value Health Benchmarks RfD (water) (mg/kg/day) -­ ND RfD (food) (mg/kg/day)

-­ ND Oral CSF (mg/kg/day) -1

-­ ND RfC (mg/m 3 )

- ­ ND Inhalation CSF (mg/kg/day) -1 -­ ND
MCL National Primary Drinking Water Regulations. ND Aquatic TRV (μg/l)

-­ ND Note: NA = Not applicable, ND = No data available



## A-3-141

## TABLE A-1b-71 CHEMICAL-SPECIFIC INPUTS FOR TRIS(2,3-DIBROMOPROPYL) PHOSPHATE B19 (126-72-7)
Parameter Reference and Explanation Value Chemical/Physical Properties MW (g/mole) Budavari, O’Neil, Smith, and Heckelman (1989) 697.93 T

m (K)

-­ ND Vp (atm) Vp value cited in U.S. EPA (1995g). 2.00E-07 S

(mg/L) S value cited in U.S. EPA (1995g). 4.70E+00 H

(atm 

### @ m 3 /mol) H value cited in U.S. EPA (1995g). 3.00E-05 D a (cm 2 /s) D a value was obtained from CHEMDAT8 database (U.S. EPA 1994d). 5.50E-03 D w (cm 2 /s) D w value was obtained from CHEMDAT8 database (U.S. EPA 1994d). 3.66E-06 K

ow

(unitless) K ow

value cited in U.S. EPA (1995g). 3.20E+03 K

oc (mL/g) K oc value cited in U.S. EPA (1995g). 2.80E+03 Kd s (cm 3 /g) Kd s value was calculated by using the correlation equation with K oc that is cited in U.S. EPA (1993) for an assumed organic carbon fraction of 0.01 in soil. Measured organic carbon in soil, specific to site conditions, s hould be used to calculate Kd s , because the value varies, depending on the fraction of organic carbon in soil. Recommended Kd s value was calculated by using the K oc value that is provided in this table. 2.80E+01

Kd sw

(L/Kg) Kd sw

value was calculated by using the correlation equation with K oc that is cited in U.S. EPA (1993) for an assumed organic carbon fraction of 0.075 in suspended sediment. Measured organic carbon in suspended sediment, specific to site conditions, should be used to calculate Kd sw , because the value varies, depending on the fraction of organic carbon in suspended sediment. Recommended Kd sw

value was calculated by using the K oc value that is provided in this table. 2.10E+02

Dermal Exposure Factors Kp (cm/hr) Kp value was obtained from U.S. EPA (1992b). 3.30E-05 t t value was obtained from U.S. EPA (1992b). 1.60E+03 t* t* value was obtained from U.S. EPA (1992b). 8.60E+03 B B value was obtained from U.S. EPA (1992b). 3.20E-01 Biotransfer Factors for Animals BCF fish (L/kg FW tissue) BCFs were used for compounds with a log K ow

value below 4.0, as cited in U.S. EPA (1995g). BCF fish value calculated using the correlation equation with K

ow

obtained from Veith, Macek, Petrocelli, and Caroll ( 1980) 1.60E+02

BAF fish (L/kg FW)

-­ NA



## A-3-142

## TABLE A-1b-71 CHEMICAL-SPECIFIC INPUTS FOR TRIS(2,3-DIBROMOPROPYL) PHOSPHATE B19 (126-72-7)
Parameter Reference and Explanation Value Health Benchmarks RfD (mg/kg/day)

-­ ND Oral CSF (mg/kg/day) -1 U.S. EPA (1997b) 9.80E+00 RfC (mg/m 3 )

- ­ ND Inhalation CSF (mg/kg/day) -1 Value based on Oral CSF assuming route-to-route extrapolation. 9.80E+00
MCL National Primary Drinking Water Regulations. ND Aquatic TRV (μg/l)

-­ ND Note: NA = Not applicable, ND = No data available



## A-3-143

## TABLE A-1b-72 CHEMICAL-SPECIFIC INPUTS FOR VANADIUM (7440-62-2)
Parameter Reference and Explanation Value Chemical/Physical Properties MW (g/mole)

-­ 50.94 T

m (K)

-- Vp (atm)

-­ N/A S

(mg/L)

-­ N/A H

(atm 

### @ m 3 /mol)

- ­ NA D a (cm 2 /s)

-­ NA D w (cm 2 /s)

-­ NA K

ow

(unitless)

-­ N/A K

oc (mL/g)

-­ N/A Kd s (cm 3 /g) U.S. EPA (1995g) 5.00E+01 Kd sw

(L/Kg)

-­ 5.00E+01 Dermal Exposure Factors Kp (cm/hr) Kp value was obtained from U.S. EPA (1992b). 1.00E-03 t
-­ ND t*

-­ ND B

-­ ND Biotransfer Factors for Animals
BCF fish (L/kg FW tissue) -­ NA
BAF fish (L/kg FW)

-­ NA



## A-3-144

## TABLE A-1b-72 CHEMICAL-SPECIFIC INPUTS FOR VANADIUM (7440-62-2)
Parameter Reference and Explanation Value Health Benchmarks RfD (mg/kg/day) U.S. EPA (1997b) 7.00E-03 Oral CSF (mg/kg/day) -1

-­ ND RfC (mg/m 3 ) Calculated from RfD using an inhalation rate of 20 m 3 /day and a human body weight of 70 kg. 2.45E-02 Inhalation CSF (mg/kg/day) -1 -­ ND
MCL National Primary Drinking Water Regulations. ND Aquatic TRV (μg/l) U.S. EPA (1996c) 1.9E+01 Note:NA = Not applicable, ND = No data available



## A-3-145

## TABLE A-1b-73 CHEMICAL-SPECIFIC INPUTS FOR XYLENES (TOTAL) (1330-20-7)
Parameter Reference and Explanation Value Chemical/Physical Properties MW (g/mole) Budavari, O’Neil, Smith, and Heckelman (1989) 106.17 T

m ( o K)

-- Vp (atm) Vp value cited in U.S. EPA (1995g). 1.10E-02
S

(mg/L) S value cited in U.S. EPA (1995g). 1.90E+02 H

(atm 

### @ m 3 /mol) H value cited in U.S. EPA (1995g). 6.00E-03 D a (cm 2 /s) D a value was obtained from CHEMDAT8 database (U.S. EPA 1994d). 7.14E-02 D w (cm 2 /s) D w value was obtained from CHEMDAT8 database (U.S. EPA 1994d). 9.34E-06 K

ow

(unitless) K ow

value cited in U.S. EPA (1995g). 1.50E+03 K

oc (mL/g) K oc value cited in U.S. EPA (1995g). 1.30E+03 Kd s (mL/g) Kd s value was calculated by using the correlation equation with K oc that is cited in U.S. EPA (1993) for an assumed organic carbon fraction of 0.01 in soil. Measured organic carbon in soil, specific to site conditions, should be used to calculate Kd s , because the value varies, depending on the fraction of organic carbon in soil. Recommended Kd s value was calculated by using the K oc value that is provided in this table. 1.30E+01

Kd sw

(L/Kg) Kd sw

value was calculated by using the correlation equation with K oc that is cited in U.S. EPA (1993) for an assumed organic carbon fraction of 0.075 in suspended sediment. Measured organic carbon in suspended sediment, specific to site conditions, should be used to calculate Kd sw , because the value varies, depending on the fraction of organic carbon in suspended sediment. Recommended Kd sw value was calculated by using the K oc value that is provided in this table. 9.75E+01

Dermal Exposure Factors Kp (cm/hr) Kp value was obtained from U.S. EPA (1992b). 7.60E-02 t t value was obtained from U.S. EPA (1992b). 3.90E-01 t* t* value was obtained from U.S. EPA (1992b). 1.30E+00 B B value was obtained from U.S. EPA (1992b). 1.50E-01 Biotransfer Factors for Animals BCF fish (L/kg FW) BCFs were used for compounds with a log K ow

value below 4.0, as cited in U.S. EPA (1995g). BCF fish value calculated using the correlation equation with K

ow

obtained from Veith, Macek, Petrocelli, and Caroll ( 1980) 7.50E+01

BAF fish (L/kg FW)

-­ NA



## A-3-146

## TABLE A-1b-73 CHEMICAL-SPECIFIC INPUTS FOR XYLENES (TOTAL) (1330-20-7)

Parameter Reference and Explanation Value Health Benchmarks RfD (mg/kg/day) U.S. EPA (1997b) 2.00E+00 Oral CSF (mg/kg/day) -1

-­ ND RfC (mg/m 3 ) Calculated from RfD using an inhalation rate of 20 m 3 /day and a human body weight of 70 kg. 7.00E+00 Inhalation CSF (mg/kg/day) -1 -­ ND
MCL National Primary Drinking Water Regulations. 1.0E+01 Aquatic TRV (μg/l) U.S. EPA (1996c) 1.80E+00 Note: Not applicable, ND = No data available



## A-3-147