Document kDRm0VX7E820YvzD3mjp5b7Dq

FILE NAME Talc TALC DATE 1973 Aug 11 DOC TALC112 DOCUMENT DESCRIPTION Memo - Report of Meeting with FDA t a eeae:OE eeE hk ... ae ... * ... ee * wee Shen Oo, Research Center Research & Engineering - vA August 11 197 | a . TALCS ~ . H iz: ? ; . Jf, FDA MEETINGASBESTOSIN COSMETICTALCSeet L AUGUST 1971 3 AUGUST - WASHINGTON , DC . iH i an a i y purpose H The and listofparticipants and discussants are given : res * ' in theattached two handouts from the meeting meetingdiscusants Resources basis mG Summary : : a rn os EY ep vt Dr. Romer NYCDepartmentofAir . rn foo set set the 4 for for . the meeting meetingandreiterated hisdemands that the FDA a cosmetic tales a, lt 2. evaluate . tales was ty OE ba unacceptable acceptable 3 decide on the limits limitsofasbestos and theunacceptable of those ie 1c comotic taleswhich they deemed used be to towardsbanning concerning the He will of analytical techniques vice from various Government a ot ee ge AM 000034 RJLEE0003265 Mt Po) Aiea piNe a2 l7 le ah Oh me lhe ae Conran xis TS if ary = > August 11 1971 Page 2 - -. i vat i : CADANGST : f CADNGST FDA MEETING 2 , ASBESTOS IN COSMETIC TALCS ' 7 LE Vermont talcssource of J generally - relatively free of tr"-og molite or other asbestosminerals : . : bog Cralley J Dr. Lewis : Reviewd National Institute Institute of Occupational - . 4 - Safety andHealth Cincinnati Ohio Sakae carcinogenesisexposure time time of carcinogenesis es published fibers heavy in talc fesetan! talc by X rays 3 Reviewed his study of , AAO toa fiber these 4 a Medicine . Mt. School .of cy ny wee study to community environment workers 5 extrapolatable com unity in the Gouverneur emphasized the workers studyof talc Arch stated it was not necessarily necessarily - He noted excess lung cancer in talc . tremolite New York smoking district of importanceof smoking in : talc worker's worker's worker's 8 , not in mesothelioma AS Be a sed 000035 RJLEE0003266 rat Pigs gon TSct ot trie chs Te iy Se eres Fray Sone eens Ree o * , SERIE wea tc egieateomenennse syn 1971 August 11 | to Page 3 oe : . / co : >. : : FDA MEETING . |: re . . 5 : te i, ASABSBESTEOS STOSIN COSMETIC TALCS _ ~ . gusteftoce . rcienst rs omit. Health = acre * tava 5 DescrPiabueldGrosanismal Industrial Foundpraevitouisloy pnreviously Dr. with talc previously phy cher animal experiments animal animal experiments animal expriments *% aA used |on tee NTO sicians These gloves injected intentionallyinto bellies of animals produced granulomas described intertracheal in sters with three of jections of ham nickel and types talc high nickel low shelf cosmetic talc talc Nofibrosis afterlow two years despite excessive amounts used He notedIan s Webster conclusions that fibers must be at leastmicrons long to be i : i. 4 Oy! eos Lo harmful a z 2 oY ioe : & nwtenga oy & iterated b f introduced introduciendtroduced interest evaluation and that in the consumer the interest Pen tee the use of particulates indicated Hisreviewof useof fae indicated indicated 1 the extreme reference fare impurity noted always beremoved removed frotmhe phibole impurity hadbeen Pennsylvania fiber content asbestos tohrirgionautgedh Belt filtered content contentwater which originated { asbestos asbestos in wells wells pris oy BO renet PDAs opticalmicroscopy microscopy FE one percent was detectable detectable 000036 RJLEE0003267 : . . 2 seesee . August 1971 a * %. '. 11 ia 9 _ tiny cert : Page i. H < : - t TALCS COSMETIC | 2. me , . : Dae MASEBEESTTOSING |IN , 4 . 4 subject of asbestos in injectable drugsand stated that more than half of injectable drugs in a survey at the Mt. Sinai Hospital Pharmacy contained asbestos inamounts amounts up to 1 micro- gram |in a vial 2 OE ney 4 | Manville - S. Speil 2 i recognized importance technolgy . Reviewed asbestos technology and the -of respirable ^' fraction vs total sample Suggested separation separation into airborne 4 sample counting or use of simulated simulated tests with samplers and t counting | by ACGIHmethods using TLV with an expo- i . [oa ; an . - ; sure time factor pon? A : i Indicated 05 per cent total not specific a \ centdetectable tald sample probably cosmeticistalcs clean by HS. eg pe CRMC000037 RJLEE0003268 woke ae an ve afkai weWiinerete: ot Hy ~ . i ao =a a BS a4 "334 ee bat a aN August August 11 1971 . 4 . % ; . A oo i Page 5 o wy wok : i 3 Poy ,; 74 e 2 { ;. FDA MEETING . COSMETIC ' TALCS : a oh j : ASBESTOS IN COSMETIC TALCS o 7 approximately 7 microscopy Indicated one week week work forcom- . plete evaluationofa talc sample Showed many slides 9, ; | cent 3 cating presenceof fibersby EM chrysofile chrysofile not verified ;| 2. by electron diffraction diffraction Still feels identification identification of chry- i a 4 o sotile by shape shape 90 to $ per certainl fo : .F gS : fo a 8 2 ;* pf / Dr.Norwood -ChasPfizer &Company f i ; : Do _~ Pfizertalc ray indicated slight slight chlorite chlorite Me oe : i serpentine detectors ray impurity but but no amphiboles Suggested X- , petrographic andchemical chemical analysis by ray followed followed by Agreed ar emission Agreed sf .. Angstroms that 8.4 Angstroms amphibole amphibole sensia tve nd 7.3 | approxi- plus were sensitive ray e chrysotile chrysotile : for Caneer W. T. ae wa8 . : pographic andelectronprobe pographic ao oP EY probe a Reviewed pographic * pographic pographic clean fiber Reviewed pographic pographic 2 . i microprobe microprobe +analysis exceptwhere there 000038 RJLEE0003269 to August 11 1971 ae + 63 ly Page 63 de Ae Bewnke ee METING FDA MEETING : ASBESTOS IN COSMETIC - TALCS oe * Sem in of q Hydromagnesite form is fibrous Diameter 200 Angstroms Angstroms 4 2. with a hole down the center Hydromagnesite is known to occur in some talc deposits Geiger questions some of This Art Langer's identification of chrysotile fibrils ThiThsis offensive Langer's was a smoke smoke screenbut a good counter 'to Langer Langer finding chrysotile everywhere 3 University South spent Dr. F. Di Pooley of z by heavy techniques including Examined separation talc sity separation in a tn EM centrifuge a Wales L ae All fibrous liquid den- constituents constituentsconstituents were diffraction electron identified as talc by > , made using goldplatelets Johnson beautiful EREDr. R./F R./F Rolle - & Johnson d 8 tes Showed beautiful yet electron microyo grTheaphmsaic:romgierceraogprahp:hss ofrolledup of Ne talc Samples were by replicationreplication using palladium palladium : % plating .. o ly - % ye o ; . , apt ;af ffs ja ae 3 & 1 - F. Nicphroolpsoosned- Mtl.owSinai School OfMedicine program wets level andhighlevel study Dr. W. high study program a program : : a pitch Sfaolressurveying cosmetic talcs | The lowlowlow rleaveyl technique wouladnd + zi examination include polarized light microscopy microscopy and identification identification if neces- cent polarized liper chrysotile chrysot Spexafnidbril- liperchryslonogertile material sary Langer questions whether liper chrysotile lar form could be detected detected and showed studies his with no X raypattern : visible after intensive I countered countered that this pertinent was no longer therefore therefore thceoreufnotreered Nicholsn's not pertinent Nicholson'ssurvey : : ; intial and analysis 1. air sampling tests tests preliminary screening gamut of samples after samples statistical samples 2 } New study study of to correlate York usage people and lungs $ with with talc from a selected . as above ge Mt. Sinailungsurvey of fiber and talc content in the |G : > fo43 cog 150 RJLEE0003270 August 10 1971 . oF . Mo, i at aon a ag FDA MEETING - COSMETIC ge ASBESTOS IN COSMETIC TALCS wha LR cea En be sewn epidemiological the ey 3232a complete complete | * epidemiological study of workers the the workers workers workers workers workers workers mining and producing.cosmetic - producing.cosmetic producing.cosprmoducing.cosmeetic tic talts : Lobe ^fi FP 4 & # yin eams . z 4 Mt. Sinai : Medicine 2 rn C. Maggiore- Mt. i Sinai School of Medicine Medicine MedicineMedicine i Reported on Mt. Sinai eexplorxatoryploratory work towards thethe development of instrumentation for completely completely characterizing many and all fibers and particles in a sample shape size chemical analysis etc.particles He indicated the need for approximately 300,000 years and2 to3 yyeearsars T for design and construction construction of prototype unit | Es . RB ht . 2 Neier S. SPEIL . eka * Te hte Sm wie . aye ae halebre s te Neyo Attachments 2 ne = we! cc A . wera W. P. Raines DR M. SwetoniDcH DH C. L Sheckler F. L Pundsack Pundsack E. M. | Fenner of _ oF : J. P. Leineweber , File noted by Hutto rae W. B. Lin . : aeBETIS set anes +e aah P 2 EL ' Dw awe tee . a . 4 ad Renrtm ee se gt ate son Stipe som atotbe on 18a roe RO ae eee rer re EE aed Me Bor YF. 5 Lt of 3 = 4 1 : a ss, sy ern % a. BY w ee | se ae i ete 4 mare of ; 4 4 4, x Re : 000040 RJLEE0003271