Document evR0J9akv9kom773k750RKp1e

coi Mr. A. J. Dragon tte Mr. H. F. Robertson Mr. a. T. Scribe Dr. B. F. Smyth, Jr.>/ W 7# 1956 fir. A* F. Lehman, Chief Division of Pharmacology Food and Drug Administration Department of Health, Education, and Welfare Washington 25, D. C. Dear Dr, Lehmazit Zn previous correspondenoe both you and Mr. Mehurln have voiced no objection to the use of Bakellto rigid vinyl sheeting for food packaging such as boxes in which dressed poultry, etc., might bo packed. Our Bakelite Company has now called to our attontion the fact that they wish to uao a colorant in this composition. They also propose to uao a aaat vinyl film for staling the tops of these boxes. tho following la tho composition of tho shooting notorial VCAA 3400 Yellow 923 TCAA 3400 Yellow 52S Ingredient Percentage YYK8 vinyl resin (90/10 vinyl chloride/ vinyl acetate ratio) Magnesium epoxystearate (prepared from 0*o0) Zinc stearate External DEC Yellow Mo. 3 Lake (xI^Kohnatamm a Co., M.Y.C.) 97*3 (minus colorant) 2.0 - 3.0 ft .30 - 1.00 titanium dioxide .>3 * *30 Based upon our previous correspondence, no Objection -4 mould bo raised to tho uao of the above composition without v the colorant. X on Informed by the manufacturer, I. MOhnctanm and Company, Xne., that External DEC Yellow Bo. 3 U a mortified color with alaaalflcatlen omd C.I. Bo. Vyrasoloao CJ6. the ucc 063736 Dr. A. J. Lahuan 2 Hay 7# 1956 Shanleal daim la nonoaodlua salt of 5-hydroxy-3-oathyl -phenjrlazo-l-p-aulfophnylpyraxola. v*vi Tha cloar oaat fUa to bo uead aa topa for that# boxoo la known aa VBAB 9023 natural and baa tba following femulations VBAB 9023 natural Ziuratflast vmnr vinyl raaln (95/5 vinyl chloride/ vinyl acatata ratio) soy . 0-60 (Robn a Raaa) Acrawax C Durocor wax Percentage 73.5 2b.0 2.0 .17 33 Tha eoaponanta of this formulation have boon found aocapt* abla for food packaging uaa in tba pant* Will you kindly lot ua have your opinion aa to tba aafaty of thaaa foraulatlona for uao in food packaging. Vary truly youra# Thoaaa V. Palo* M. S. J1 Copy to Hr* R. N. Mahurln MEDICAL DIRECTOR .t". * 4 V. --- -i, ri/.'T*: IJCC 063737