Document babEN3mqLrk5q90Qo34aJDJQ6

DU PONT CENTRAL RESEARCH AND DEVELOPMENT HASKELL LABORATORY FOR TOXICOLOGY AND INDUSTRIAL MEDICINE TO: TIMOTHY BINGMAN DUPONT CHEMICALS AND SPECIALTIES REO-PIT DATE: OCTOBER 4, 1993 PROJECT MR 9727 PART I TITLE: ABSOLUTE BIOAVAILABILITY OF LEAD SOIL IN MICROSWINE SOILS AEC 3-3, 9-3, AND 10-1 Authority is requested to undertake the study identified above and described as follows: To conduct a study in microswine to determine the absolute bioavailability of soil lead. Details are in the study protocol, provided under separate cover. The 1993 expenses for this study ($56,200) will be billed in three equal installments beginning October, 1993. The 1994 expenses for this study ($6,800) will be covered by the allocation system. Amount requested $ 63,000 Previously authorized $ Expended through / / $ General Ledger & Subaccount to be Charged S60J - Wodj&d Forecast month and year Experiment to start: October, 1993 Experiment to end: November, 1993 Final report to issue: April, 1994 Request for study made by: T, Bingman TESTING _X_ RESEARCH ___ CONSULTING (Check appropriate classification) If this request meets with your approval, please enter the GENERAL LEDGER AND SUBACCOUNT TO BE CHARGED, the CLASSIFICATION, and have it PROPERLY AUTHORIZED. ce 93 19 45,900 23 9,300 25 1,000 94 6,800 Proposed by: Approved by: Hanan Ghantous Authorized: PLEASE RETURN AUTHORIZED COPY DIRECTLY TO: LAURA WALLS, FINANCIAL SERVICES, HASKELL LABORATORY HNG/amb (check if appropriate) N 26933 DUP040005218