Document x5ZEdeBrZG1ynpRGyoq38vQ71

cc: Hr. A. J. Dragonett , Hr. H. P. Roberts n/ Hr. 0. T. Scribe Dr. H. F. Smyth, Jr. 1 ** * Key 7. 1956 Dr. A. J. Lotoasn, Chief Division of Pharmacology Pood and Drug Administration Department of Health, Education, and Velfaro Washington 25/ D. C. Dear Dr. Lehmani Zn previous correspondence both you and Mr. Kehurin have voiced no Objection to the use of Bakelite rigid vinyl sheeting for food packaging such as boxes in which dressed poultry, etc., night be packed. Our Bakelite Company has nov called to our attention the fact that they wish to use a colorant in this composition. They also propose to use a cast vinyl film for sealing the tops of these boxes. the following is the composition of the eheeting material1 7CAA 3*00 Yellow 323 YCAA 3*00 Yellow 524 YYMS vinyl main (90/10 vinyl ehloride/ vinyl acatate ratio) Nsgneaiua epoxystearate (prepared from d-60) Zinc stearate External DEC Yellow Vo. 3 Loke (xI^Kohnetamm a Co., E.Y.6.) Percentage 97*3 (minus colorant) 2.0 - 3.0 2 .30 - 1.00 Titanium dioxide .25 - .50 Based upon our previous correspondence, no objection to raised to the use of the above composition without the colorant. *v- Z an informed by the manufacturer, I. Mnatamw and Company, Zne., that External DEC Yallow Be. 3 la a sortifled color with classification and C.Z. Be. Pyraselene 636. the OCO 063*?32 Dr, A. J Uhun 2 Be/ 7# 1956 - I*- > ' . , * , chemical name la monosodium salt of 5-hydroxy-3H*etfcgrl 4-phenylaso-l-p-sulfophenylpyrazole, / : The clear oast film to b used as tops for these " ooxes Is known as VBAB 9023 Natural and has the following formulations BAB 9023 Katural Ingredient YHV vinyl resin (95/6 vinyl chloride/ vinyl acetate ratio) DOF , 8-60 (Rohm 8 Baas) Aerawax C Durooer max Percentage 73.5 24,0 2,0 .17 33 the components of this formulation have been found accept* able for food packaging use In the past* Vlll peu kindly let us have your opinion as to the safety of these formulations for use in rood packagUv, ery truly yours# Thomas v. Male* M* D, J1 Copy to Mr, X. N, Nehurln ucc 063733