Document 44G482XLR2M0w7qvEYkO7rnBQ

blind copy to Nr. C. 8. Shoemaker Nr. H. r. Robertson July 20, 195$ Nr. William Rainer Crown Cork and Seal Company 1200 Newkirk Rood Baltimore, Naryland Rat "Bakallto" QYNV Roaln Roar Nr. Ralnsri This roaln la for all praotloal purposes 100 por eont polyvinyl ehlorldo roaln. Or. A. J. Lehman of tha United States rood and Drug Administration has atatad that polyvinyl ehlorldo, polyvinyl aeetate, and polyvinyl chlorideaootato aro ao Insoluble aa a elaaa that tha ehaneaa of con tamination by the solvent action of foods aro rather alight, and they aro eonsldorod suitable for food packaging, this statement appeared In an article published In the ASSOCIATION Of FOOD AND DRUG OPTICIALS OF THE UNITED STATES QUARTERLY BULLETIN, Volume 15, Numbor 3, July, 1951. This statement, la itself, indicates to us that these materials have a very low order of toxicity. Of eourse. In the manufacture of ?lastlsols, the other components of the formulation, aueh as he plasticisers, stabilisers, and dyes or pigments utilised, must be considered. be hope the above Information will be helpful to you. If we may be of further service, do not hesitate to let us know. Very truly yours. NED1CAL DIRECTOR INDUSTRIAL MEDICAL AND TOXICOLOGY DEPARTMENT Thomas V, Rale, M. D. ucc 063253 July 80, 1995 Mr. william VilMr Cram Cork and Seal r--pany 1800 Kewklrk load Baltimore, Maryland lai "lakellte* QTK? Koala Oair Hr* Rainers Tkla raola la far all praatlaal purpoaaa 100 par cent polyvinyl chloride resin. Dr* A* J. Lehman of the United States food and Drag Administration has statad that polyvinyl ahlarlda, polyvinyl acetate, and polyvinyl chloride-acetate ara ao lnaalnbla as a class that tha ahaneoa of aantanlnatloa by tha aolvsnt action of foods ara rather alight, and they ara considered saltable for food packaging* This statement appeared In an article published la tha ASSOCIATION Of FOOD AID DROO OmCXALS OF THB ONITSD STATES QUARTERLY BQLttTXft, folwe 15, Number 3, July, 1951* This statement, in itself. Indicates to us that these materials have a very low order of toxicity. Of course. In tha manufacture of plastlsols, tha other components of tha formulation, such as tha plasticisers, stabilisers, and dyes or pigments utilized, must be con sidered* MS hope tha above information will be helpful to you. If wo may be of further service, do not hesitate to let ua know* Tory truly yours, /m/ Thomas W. Kale, M* D. MEDICAL DIRECTOR XKDCSTR1AL MEDICAL AMD TOXICOLOGY DEPARTMENT Thomas V. Male, M. D. ucc 063250