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9ndudPual BIO T E S T JtaJxMaMvUeb', Jac, 1810 FRONTAGE ROAD NORTHBROOK, ILLINOIS 60062 AREA CODE 312 TELEPHONE 272-3030 Mr. Elmer Wheeler Monsanto Company Medical Department 800 North Lindbergh Boulevard St. Louis, Missouri 63166 May 27, 1969 Dear Mr. Wheeler: Your Ref. ; _ Our Ref. : IBT No. C-7299 The following study has been scheduled as indicated below: 1. Test Material: (l)Aroclor 1242, Lot#AK-255 (2)Aroclor 1254, LotAK-38 (3)Aroclor 1260. Lot#AK-3 2. Type of Test (s): __ 2 Year Chronic Toxicity Study - Does _ 3. Dose Levels: __ 1 10. 100 ppm ____________ ____ 4. Test Material Receipt: November 25, 1968 5. Starting Date: May 23, 1969 6. Date(s) Status Summary(s) Due: 3-Month: 8/29/69 12 -Month: 5/29/70 18-!Month: 11/30/70 7. Termination Date: Mav 24, 1971 8. Mailing Date: 9. Remarks; July 1, 1971 Proiect Supervisor: D. Carlson Please be advised that the above dates are approximations. You will be notified of any major delays. CWB:nh Administrative Assistant 034698 STLCOPCB4018525