Document EdvbGD85gOyEMENdMJQ5M3pNx

cc: C. L. Bradford P. L. Slayton - 1650 October 18, 1971 Mr. B. Ballet Emerald Trading Corporation P. 0. Box 396 Roslyn, Mom York 11376 Dear Mr. Ballett This letter oonflrma your teleeon with Mr. Moore on October 18 concerning your purchase of Santovac 2 vacuum pump fluid. As Indicated on their labels, Santovac 1 and Santovsc 2 contain polychlorinated biphenyls (PCBs) of various types. As you are aware, PCBa have increasingly come under the scrutiny of various governmental agenclea and scientific laboratories. In some studies, oertaln PCBs have been found to be peralatent, an environmental contaminant and possibly Injurious to certain forms of bird, aquatic and animal life. Accordingly, It la important that PCBs be kept out of the food chain. We want to remind your firm of the extreme care that must be taken by users of Santovac 1 and Santovac 2 fluids to prevent any entry Into the environment through apllls, leakage, use, disposal, vaporisation or otherwise. Some specific applications where these fluids should definitely not be used are in vacuum systems involving food or rood-related products, animal feeds, pharmaceutical products, packaging materials involving any of such Items and buildings where any of these Items are manu factured or atored. If your vacuum system Involves any of the mentioned applications, or if your system la such that entry Into the environment can not be prevented, you should replace Santovac 1 and 2 with nonPCB fluids lawdlately. Please contact your pump supplier for his recommended replacement product. Used Santovac 1 and 2 should be returned to Monsanto Company, W. 0. Krummrlch Plant, Sauget, Illinois 62201, Attention! Supervisor Dept. 246 for proper disposal. This service la per formed at coat, which la fO.03 per pound. Very truly yours. D$W 017834 R.E. Hatton Technical Manager Bydraulica and Lubricants /pep STLCOPCB4004379