

[Federal Register: January 10, 2006 (Volume 71, Number 6)]
[Notices]               
[Page 1538-1540]
From the Federal Register Online via GPO Access [wais.access.gpo.gov]
[DOCID:fr10ja06-34]                         

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ENVIRONMENTAL PROTECTION AGENCY

[EPA-HQ-OPPT-2003-0006; FRL-7746-6]

 
TSCA Chemical Testing; Receipt of Test Data

AGENCY: Environmental Protection Agency (EPA).

ACTION: Notice.

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SUMMARY: This notice announces EPA's receipt of test data regarding In 
Vitro Dermal Absorption Rate Testing of Certain Chemicals of Interest 
to the Occupational Safety and Health Administration. Data were 
received on the following chemicals: Biphenyl (CAS No. 92-52-4); tert-
butylcatechol (TBC) (CAS No. 98-29-3); carbon disulfide (CAS No. 75-15-
0); catechol (CAS No. 120-80-9); chlorobenzene (CAS No. 108-90-7); 
cyclohexanol (CAS No. 108-93-0); p-dichlorobenzene (CAS No. 106-46-7); 
dimethylacetamide (DMAc) (CAS No. 127-19-5); ethylene dichloride (CAS 
No. 107-06-2); hydroquinone monomethyl ether (HQMME) (CAS No. 150-76-
5); methyl formate (CAS No. 107-31-3); vinyl toluene (CAS No. 25013-15-
4); and p-xylene (CAS No. 106-42-3). These data were submitted pursuant 
to a test rule issued by EPA under section 4 of the Toxic Substances 
Control Act (TSCA).

FOR FURTHER INFORMATION CONTACT: Colby Lintner, Regulatory Coordinator, 
Environmental Assistance Division (7408M), Office of Pollution 
Prevention and Toxics, Environmental Protection Agency, 1200 
Pennsylvania Ave., NW., Washington, DC 20460-0001; telephone number: 
(202) 554-1404; e-mail address: TSCA-Hotline@epa.gov.

SUPPLEMENTARY INFORMATION:

I. General Information

A. Does this Action Apply to Me?

     This action is directed to the public in general. This action may, 
however, be of interest to those persons who are concerned about data 
on health and/or environmental effects and other characteristics of 
this chemical. Since other entities may also be interested, the Agency 
has not attempted to describe all the specific entities that may be 
affected by this action. If you have any questions regarding the 
applicability of this action to a particular entity, consult the person 
listed under FOR FURTHER INFORMATION CONTACT.

B. How Can I Get Copies of this Document and Other Related Information?

    1. Docket. EPA has established an official public docket for this 
action under docket identification (ID) number

[[Page 1539]]

EPA-HQ-OPPT-2003-0006. The official public docket consists of the 
documents specifically referenced in this action, any public comments 
received, and other information related to this action. Although a part 
of the official docket, the public docket does not include Confidential 
Business Information (CBI) or other information whose disclosure is 
restricted by statute. The official public docket is the collection of 
materials that is available for public viewing at the EPA Docket 
Center, Rm. B102-Reading Room, EPA West, 1301 Constitution Ave., NW., 
Washington, DC. The EPA DocketCenter is open from 8:30 a.m. to 4:30 
p.m., Monday through Friday, excluding legal holidays. The EPA Docket 
Center Reading Room telephone number is (202) 566-1744 and the 
telephone number for the OPPT Docket, which is located in EPA Docket 
Center, is (202) 566-0280.
    2. Electronic access. You may access this Federal Register document 
electronically through the EPA Internet under the ``Federal Register'' 
listings at http://www.epa.gov/fedrgstr/.

    Agency Website: EPADOCKET, EPA's electronic public docket and 
comment system was replaced on November 25, 2005, by an enhanced 
federal-wide electronic docket management and comment system located at 
http://www.regulations.gov/. Follow the on-line instructions.

    An electronic version of the public docket is available through 
EPA's electronic public docket and comment system, EPA Dockets. You may 
use EPA Dockets at http://www.epa.gov/edocket/ to submit or view public 

comments, access the index listing of the contents of the official 
public docket, and to access those documents in the public docket that 
are available electronically. Although not all docket materials may be 
available electronically, you may still access any of the publicly 
available docket materials through the docket facility identified in 
Unit I.B.1. Once in the system, select ``search,'' then key in the 
appropriate docket ID number.

II. Test Data Submissions

     Section 4(d) of TSCA requires EPA to publish a notice in the 
Federal Register reporting the receipt of test data submitted pursuant 
to test rules promulgated under section 4(a) within 15 days after these 
data are received by EPA.
     1. Test data for biphenyl were submitted by the Biphenyl Work 
Group and received by EPA on June 17, 2005. The submission includes a 
final study report submission titled: ``In Vitro Dermal Absorption Rate 
Testing.'' (See document ID No. EPA-HQ-2003-0006-0273.) The submission 
also includes a letter clarifying that the Biphenyl Work Group is not 
claiming trade secrecy or confidentiality on this report.
     2. Test data for TBC were submitted by the Tertiary-Butylcatechol 
Consortium and received by EPA on July 20, 2005. The submission 
includes a final report titled: ``[14C] Tert-Butylcatechol 
(TBC): Percutaneous Penetration of [14C] Tert-Butylcatechol 
Through Human Split-thickness Skin Membranes (in-vitro).'' (See 
document ID No. EPA-HQ-2003-0006-0284.)
     3. Test data for carbon disulfide were submitted by the Carbon 
Disulfide Dermal Absorption Task Group (Task Group) of the American 
Chemistry Council and received by EPA on August 15, 2005. The 
submission includes an appended final study report titled: ``Carbon 
Disulfide: In Vitro Dermal Absorption Rate Testing.'' (See document ID 
No. EPA-HQ-2003-0006-0289.)
     4. Test data on catechol were submitted by the Catechol Consortium 
and received by EPA on August 26, 2005. The submission includes a final 
study report titled ``[14C] Catechol: Percutaneous 
Penetration of [14C] Catechol Through Human Split-thickness 
Skin Membranes (in-vitro).'' (See document ID No. EPA-HQ-2003-0006-
0287.)
     5. Test data for chlorobenzene were submitted by the Chlorobenzene 
Producers Association (CPA) and received by EPA on June 6, 2005. The 
submission includes a final study report titled ``Chlorobenzene: In 
Vitro Dermal Absorption Rate Testing.'' (See document ID No. EPA-HQ-
2003-0006-0255.)
     6. Test data for cyclohexanol were submitted on behalf of the 
Cyclohexanol Dermal Absorption Testing Committee and received by EPA on 
August 29, 2005. The submission includes a final study report from 
SafePharm Laboratories titled: ``The In Vitro Dermal Absorption of 
[14C] Cyclohexanol through Human Skin.'' (See document ID 
No. EPA-HQ-2003-0006-0286.)
     7. Test data for p-dichlorobenzene were submitted by the 
Chlorobenzene Producers Association and received by EPA on June 6, 
2005. The submission includes a final study report titled: ``p-
Dichlorobenzene: In Vitro Dermal Absorption Rate Testing.'' (See 
document ID No. EPA-HQ-2003-0006-0255.)
     8. Test data for DMAc were submitted by DuPont Chemical Solutions 
Enterprise and received by EPA on June 21, 2005. The submission 
includes a final study report titled: ``Dimethylacetamide: In Vitro 
Dermal Absorption Rate Testing.'' (See document ID No. EPA-HQ-2003-
0006-0274.)
     9. Test data for ethylene dichloride were submitted by the 
Hazardous Air Pollutant (HAP) Task Force and received by EPA on June 
24, 2005. The submission includes a final study report titled: 
``Ethylene Dichloride: In Vitro Dermal Absorption Rate Testing.'' (See 
document ID No. EPA-HQ-2003-0006-0280.)
     10. Test data for HQMME were submitted by the Hydroquinone 
Monomethyl Ether Dermal Absorption Task Group (Task Group) of the 
American Chemistry Council Hydroquinone Precursors and Derivatives 
Panel, and received by EPA on September 27, 2005. The submission 
includes an appended final study report titled: ``Hydroquinone 
Monomethyl Ether: Measurement of the In Vitro Rate of Percutaneous 
Absorption Through Human Skin.'' (See document ID No. EPA-HQ-2003-0006-
0293.)
    11. Test data for methyl formate were submitted by Celanese 
Chemicals and received by EPA on July 18, 2005. The submission includes 
a final study report titled: ``Methyl Formate: In Vitro Dermal 
Absorption Rate Testing.'' (See document ID Nos. EPA-HQ-2003-0006-0281 
and EPA-HQ-2003-0006-0282.) The submission also includes a letter 
clarifying that Celanese is not claiming confidentiality on this 
report.
     12. Test data for vinyl toluene were submitted on behalf of 
Deltech Corporation by the University of Louisiana and received by EPA 
on April 4, 2005. The submission includes a final study report 
submission titled: ``Vinyl Toluene: In Vitro Dermal Absorption Rate 
Testing.'' (See document ID Nos. EPA-HQ-2003-0006-0247 and EPA-HQ-2003-
0006-0248.) The submission also includes two letters clarifying that 
the study is not claimed confidential or trade secret.
     13. Test data for p-xylene were submitted by the p-Xylene Dermal 
Absorption Task Group of the American Chemistry Council and received by 
EPA on September 27, 2005. The submission includes an appended final 
study report titled: ``p-Xylene: In Vitro Dermal Absorption Rate 
Testing.'' (See document ID No. EPA-HQ-2003-0006-0291.)
     These chemical substances are used in a wide variety of 
applications as industrial solvents, which may result in exposures of a 
substantial number of workers as described in the support document for 
the Proposed Rule (64 FR

[[Page 1540]]

31074, June 9, 1999, Table 3 - Exposure Information for Chemical 
Substances).
     EPA has initiated its review and evaluation process for these 
submissions. At this time, the Agency is unable to provide any 
determination as to the completeness of the submissions.

    Authority: 15 U.S.C. 2603.

List of Subjects

    Environmental protection, Hazardous substances.


    Dated: December 29, 2005.
Jim Willis,
Director, Chemical Control Division, Office of Pollution Prevention and 
Toxics.

[FR Doc. E6-100 Filed 1-9-06; 8:45 am]

BILLING CODE 6560-50-S
