Document 06nbODejzbMQvxp182m52jDoV

DEPARTMENT O F HEALTH, EDUCATION, AND W ELFARE PUBLIC HEALTH SERVICE FOOD AND DRUG ADMINISTRATION WASHINGTON. D.C. 20204 March 19, 1976 r Dr* Arthur M. Langer Environmental Sciences Laboratory Mt. Sinai School of Medicine City University of Mew York New York, NY 10029 ' - Dear Dr, Langer: As a follow-up to the telephone conversation on March 18, 1976 between you and Mr* Heinz J. Eiermann, we are transmitting to you the following subsamples of commercial cosmetic talc products: DCST - 76-1358 DCST - 76-1359 DCST - 76-1360 DCST - 76-1362 DCST - 76-1363 DCST - 76-1364 We would appreciate an analysis of these products for ashestifonn minerals by x-ray diffraction and any other applicable technique(s) that are, in your opinion, appropriate for the analysis of fibrous asbestiform minerals. We would also appreciate receiving portions of those talc products which were implicated in your recent talc studies* These samples will be used for the purpose of analytical research and for the comparison of methodologies. You will be informed of the results of our examination of these samples. Thank you for your cooperation. Sincerely yours, Ronald L* Yates Product Composition Branch Division of Cosmetics Technology Bureau of Foods HHS00000017