Document ID: EPA-R03-RCRA-2010-0132-0031
Agency: epa
Document Type: Supporting & Related Material
Title: 
Posted Date: 2010-10-07T04:00Z

Chemicals of Concern Not In DRAS Database

Chemical Specific Inputs for

1-Methylnaphthalene (90-12-0)

Parameter	Reference and Explanation	Value

	Chemical/Physical Properties

	MW (g/mole)	CRC Handbook (2008-2009)	142.197

Tm (K)	CRC Handbook (2008-2009)	242.72

Vp (atm)	Handbook of Physical Properties of Organic Chemicals. 1997. CRC
Press	8.82E-05

S (mg/l)	Handbook of Physical Properties of Organic Chemicals. 1997. CRC
Press	2.58E+01

H (atm•m3/mol)	Handbook of Physical Properties of Organic Chemicals.
1997. CRC Press	2.60E-04

Da (cm2/s)	Chemical-specific input value for 2-Methylnapthalene	4.80E-02

Dw (cm2/s)	Chemical-specific input value for 2-Methylnapthalene	7.84E-06

Kow (unitless)	ATSDR Toxicological Profile for Naphthalene,
1-Methylnaphthalene and 2-Methylnaphthalene, August 2005	3.87E+00

Koc (ml/g)

ND

Kds (cm3/g)

ND

Kdsw (l/kg)

ND

	Dermal Exposure Factors

	Kp (cm/hr)	Chemical-specific input value for 2-Methylnapthalene
1.42E-01

t	Chemical-specific input value for 2-Methylnapthalene	6.44E-01

t*	Chemical-specific input value for 2-Methylnapthalene	4.87E+00

B	Chemical-specific input value for 2-Methylnapthalene	7.24E-01

	Biotransfer Factors for Animals

	BCFfish 

(l/kg FW tissue)

ND

BCFfish (l/kg FW)

ND

Parameter	Reference and Explanation	Value

	Health Benchmarks

	RfD (mg/kg/day)	Provisional Peer Reviewed Toxicity Values for Superfund
(PPRTV) Database	7.00E-03

Oral CSF (mg/kg/day)-1	Provisional Peer Reviewed Toxicity Values for
Superfund (PPRTV) Database	2.92E-02

RfC (mg/m3)

ND

Inhalation CSF

(mg/kg/day)-1

ND

MCL

ND

Aquatic TRV (μg/l)

ND

	Dilution/Attenuation Factors

	DAF for LF	DRAS Value for 2-methylnapthalene	1.66E+01

DAF for SI	DRAS Value for 2-methylnapthalene	1.04E+01

Note:  NA = Not Applicable

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