Document ykZgnbLXboO1g5Gr8Me8BJ4Nd

Linda Kan as American Petroleum Institute 1220 LStreet, N.W Washin on, DC 20005 One Shell Plaza 910 Louisiana Houston, TX 77002-4916 Tel +1 713241 2521 Fax +1 713241 3325 Email patsy.clegg@shell.com Internet http://www.shell.com/chemicals September 23, 2004 Your ref: Benzene Health Research Consortium Contract Amendment #2 Dear Ms. Kangas; Attached is the signed copy of the Benzene Health Research Consortium Contract Amendment #2. Please feel free to contact me if there are any questions or clarifications. Kind regards Shell Chemical LP Patsy Clegg Product Steward Attachment: Benzene Health Research Consortium Contract Amendment #2 CC: Stacy P. Methvin, w /0 attachment Lorraine Twedok, w /0 attachment BC: HSE Records Mangement; w / attachment, Shanghai Health Study File SHELL-MCCLURG-06S712