Document wryBnyOw2r7nB5rwBkN35wGxD

Monsanto UOM3AMTO IN DUSTRIAL C H EM IC A LS CO . 6 0 0 N. Lina/gh S o u ltv .fd S t. Louis, U isso u ri 63J6Q P lto n ; (314) 6 8 4 -1 0 0 0 Deccabor 15,* 1971 ~> r. -.1'* Paar Sir: Tie era writing to advise you that, effactiys this date, Monsanto .will no longer sell the *rharainol FA 3er.ieo of heat transfer fluids. rirnia important decision by Monsanto1a nanascmsnt has been carefully considered. The Thorainol FR corios of fluids contain polychlorinated biphenyls (PCBs). As vra have previously advised you. studies indicate ?C3s nay be accumulating in the environment. In some instances, ?CBs have been found in food or in tb<; food chain. An article by Carl C-. Gustafson of the Federal Viator Quality Administration appearing in "Environmental Science & 'Technology11 and dealing with this subject ic attached for your information. Because of Mon^anto^ concern ovor this problem, v;e have discon tinued sales of ?CEs v;hore the usage was lr. so-called "open systems." Ue have discontinued sales of Thensinol0' FA materials where the usage would bo in rood pr-ccsaaing applications. In addition, vo have encouraged Ihennlnoi0 FA fluid custcaera to switch to other materials. As a result of these efforts, many of our heat transfer fluid cuEtcoiars huva switched fron Thominol0 FA scries fluids to other caterials or systems. Our action in discontinuing silos x'er use- in heat transfer systems has boon tolxcn because of tha problems wnich nay arise should tnero occur acciciintal iuabage of from suen systems. ;/o believe this actlcn is in the best interest of all our customers uno have continued using those iratorlalu In boat transfer applications. ( t TCfrAA n 774182 k unil. of M o m . <110 CompJny EXIiri'. f T TL Paiiu'(l) <H (2) -S T -2- In ordsr to help you accomplish a changc-ovar from Thermlnol^ FR to another heat transfer fluid VTith the leant difficulty, Monsanto will offer you the following special cervices: 1) We have assembled a teem of experienced engineers who will be available to visit'your plant on request to consult vriwh you on available alternatives * Of course, the decision is and will be yours as to how you elect to proceed* If you consider such a service would be of assistance to you, please telephone ' (31*0 694-2514, .or write directly to Dr. Cummins Paton, Moncanto Company, P. 0. Box 14617, St. Louis, Missouri 63178. 2) Vie will pay freight costs Incurred in returning the TherminolQ FR to ua and will properly dispose of the material (by high temperature incineration) at our cost. We will contact you concerning instructions about drainage, drumming and chipping of material to our facility in St. Louis. 3) We will accept return of any unopened drums of Ther;ainolu FR aerien nrnHimtg r'hich may be in ycur possession and credit you for this material at full - purchase price if returned to us prior to March 1, 1972. -- - We sincerely regret any hardship that this decision may cause you, but feel you will agree Moncanto has.made the correct decision. ' Yours sincerely. Attachments Hoxtard Esrnsn, DirectorSpecialty Products Croup Monsanto Industrial Chemicals Company 7rccnn rTNiTin 7741B3 exhibit t: - Va>;a ( 2 ) o f ( 2 )