Document Neq4Bvgx91OyBvJerYORRmrqg

cc: C. L. Bradford R. A. Oarcla - 1010 October 8, 1571 Mr. Dave Krlckt Vacuum Foundry Manager Wleconaln Centrifugal 905 E. St. Paul Waukeaha, Wisconsin $3186 Dear Mr. Krloki This letter confirms your teleoon with Mr. Moore on October 7 con cerning your firm's use of Santovac 2 vacuum pump fluid. As Indicated on their labels. Santovac 1 and Santovac 2 contain polychlorinated biphenyls (PCBa) of various types. Aa you are aware, PCBa have Increasingly come under the scrutiny of various governmental agencies and scientific laboratories. In sons studies, certain PCBs have been found to be persistent, an environmental contaminant and possibly injurious to certain forma of bird, aquatic and animal life. Accordingly, It Is 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 spills, leakage, use, disposal, vaporisation or otherwise. Some specific applications where these fluids should definitely not be uaed are in vaouum systems Involv ing food or food-related products, animal feeds, pharma ceutical products, packaging materials Involving any of such Items and buildings where any of these Items are manufactured or stored. If your vacuum system Involves any of the mentioned applications, or If your syatem la such that entry Into the environment can not be prevented, you should replace Santovac 1 and 2 with nonPCB fluids Immediately. Please contact your pump supplier for his reoonmended replacement product. Deed Santovac 1 and 2 ahould be returned to Monsanto Company, W. 0. ICrummrloh Plant, Sauget, Illinois 62201. Attention! Supervisor Dept. 246 for proper disposal. This service Is per formed at cost, irtilch Is f0.03 per pound. Very truly yours. /pep R. E. Hatton Technical Manager Hydraulics and lubrlaanta HONS 092192