Document Qkd6yQ5JoymMzNykn2Vy3Nz2L

A r 8.6 - l 6 l Ce: R. C. Buck - DuPont 2 5 Chemical Solutions Enterprise P. O. Box 80402, ESL 402-5231 Wilmington, DE 19880-0402 OPPT Document Control Office EPA East, Room 6428 1201 Constitution Avenue, NW Washington, D. C. 20460 Attn : Mary Dominiak March 21, 2003 Dear Mary: Please find enclosed information describing DuPont's biodegradation screening and method development studies which are part of the Telomer Research Program Biodegradation Analysis described in the Voluntary Commitment, Item 5, on page 5 as well as in Continuation ofTRP Research Activities on page 6 of the 14 March 2003 Letter of Intent submitted to the Agency by the Telomer Research Program of which DuPont is a member. The information provided herein includes the biodegradation results from the preliminary screening study for the 8-2 Telomer Alcohol product. Included are an Executive Summary and two reports: DuPont EMSE Report No. 13-03 and DuPont EMSE Report No. 15-03. This submission of information is non-CBI. As additional cross-reference, this submission meets the commitment to provide this information to Agency as described in Appendix 5, page 15, March 2003, Item 5., "TRP Commitment Summary" of the Letter of Intent, which describes the specific timeline commitment for submission of information to the Agency. Please contact me if you have any questions regarding this submission. Best regards, Stephen H. Korzeniowski Phone: 302.695.8672 Fax : 302.695.8680 Email : stephen.h.korzeniowski@usa.dupont.com NiTAIN-V. .v ? NO CBI 000001