Document Qgmpyp0DLnvjVYm0jn6oB9GQk

UNITED STATES DEPARTMENT OF THE INTERIOR FEDERAL WATER POLLUTION CONTROL ADMINISTRATION Division of Water Quality Research 1014 Broadway Cincinnati, Ohio 45202 September 10, 1969 Monsanto Company Organic Chemistry Division 800 N. Lindbergh Blvd. St. Louis, Missouri 63166 Dear Sirs: I am interested in obtaining a small amount of Aroclor 5442 for use in microscopic studies. Please inform me of the proper source and cost. Thank you for your help. Sincerely yours Methods Performance Evaluation Analytical Quality Control Laboratory 0S\N 203060 STLCOPCB4053017