Document 5DpKQeedprvmm6G73nL4E534R

i j IJ ^ >WuCE!XDHTtI-B3fIT7f 0? j <1 SUMMARY AND COMMENTS ON ANALYSES LON \ AS3EST0S IN COSMETIC TALC,PRODUCTS ,; Vi ns summary c o n ta in s th e a n a l y t i c a l r e s u l t s f o r a s b e s to s i n co sm etic a le p r e p a r a tio n s , comments on th e s e analyse:':, and o th e r p e r ti n e n t in fo rm atio n on th e work c a rrie d o u t by th e follow ing in v e s tig a to r s : j j 1 . Seymour 2 . Lewin, P h .D ., P ro f e s s o r o f C h em istry , Hew York U n iv e r s ity . Dr. Levin was com m issioned by PDA in 1971 t o a n a ly z e com m ercial co sm etic t a l c p ro d u c ts J Bo pu rch ased : aiid an a ly se d 195 samples by x -ra y powder d if f r a c tio n . Dr, Lewin was chosen because he i s an in te r n a tio n a lly recognized ex p e rt pn m ineralogical chem istry. j 2. A rnold E. Schulze, M icroanalytical Branch, D ivision of , M icro b io lo g y (B P-216), PDA. Mr.. S ch u lze in v e s tig a te d 32 ' o f th e 195 sam ples by moans o f p o la r iz in g m icroscopy. ! ; ' *3. M in e ra ls , P igm ents and M etals D iv is io n , P f i z e r , I n c , E a sto n , ^ Pa. T his in v e s tig a to r employed th e techniques o f x rra y * powder d if f r a c tio n and re p o rte d on 7 o f th e 195 sam ples. T h is work was com plim entary. * 4 . Columbia S c ie n tif ic In d u s trie s , A u stin, Texas. This firm chucked sam ples fo r c h ry s o tile by means o f d if f e r e n tia l ; th erm al a n a ly s is . This work was com plim entary. ; . :, . . There i s p o o r c o r re la tio n between Dr. Dewin's r e s u lts and th e fin d in g s o f th e o th er, i n v e s tig a to r s . Dr. Lewin found d e f in ite in d ic a tio n s o f c h r y s o t i l e i n 17 o f th e sam ples' (many o f th e s e a ls o had t r e m o lite ) and d e f in ite in d ic a tio n s o f tre m o lite b u t n o t c h ry s o tile in 23 sam ples. The c h r y s o tile c o n te n t could n o t be confirm ee w ith c e rta in ty by th e ` o th e r in v e s tig a to rs , and tre m o lite was d e te c te d by th e o th e rs only in a few in s ta n c e s. ~^The r e a s o n f o r th e s e d is c r e p a n c ie s may b e found in D r. Lewin1s own. n o te s o f J u ly 1 0 , 9 7 3 , i n which he stated * "The. c h r y s o tile th a t I found in . com m ercial t a l c s i s g en e rally d iffe re n t, in s ig n ific a n t re sp e c ts from th e c h r y s o tile th a t occurs as m assive, fib ro u s growth in veins in serp en tin e ro c k s . T h a t i s , t h e form er hgs d i f f r a c t i o n peaks t h a t may d i f f e r from ' t h e l a t t e r by a s much a s 0 .2 A- ( a t 7 .3 A )} i t i s more r e a c t i v e tow ard , d i l a t e a c id s j i t shows a d if f r e n t appearance under th e m icroscope; and i t s DTA en d o th erm sand exotherm ; a r e s h i f t e d r e l a t i v e to th o s e o f th e l a t t e r (and a p p a re n tly d im in is h e d ). u Be f u r th e r s t a t u s t h a t " th e a n a ly t i c a l m ethod (x -ra y d i f f r a c t i o n " g iv e s a re p ra d u c a fc '' ; t y o f + 21 t o 3 t av erag e d e v ia tio n in r e p lic a te d eterm in a tio n s on tlu aniic sam ple, b u t d i f f e r e n t sam ples from th e same b u lk c o n ta in e r a r e found t o v a ry a s much a s 200%." In th e lig h t o f those discrepancies and because th e in h alatio n o f certain a s lie s tif o r m m in e ra ls i s - a p o t e n t i a l h e a lt h h a z a rd , th e TDA h a s engaged in an in te n s iv e re s e a rc h p ro je c t' to tievolop ono o r s e v e ra l methods of s u f f i d e n t s e n s i t i v i t y and r e l i a b i l i t y which w ill p e rm it th e d e to rn in & tio n r.i a sh o sto w i n ta l e - c o n t a i n i n g p rp d u c ts w ith the- n o c o sra ry cjr grec: o f c o r- -<;-> an d a t c o n c e n tr a tio n s a t which t h i s co n tam in en t .p re s e n ts Che h e a lt h h azard . lieinx J . .Eiurm.inn: 10-1-73 : ; j | ' ; j j I . \ Goodhue WCD 000001 SiltfiASY TABLE OF RESULTS OF FOUR-INVESTIGATORS ON ANALYSIS OF CO'flERCIAL COSMETIC TALC PRODUCTS FOR ASBESTOS KIkZEALS SAMPLE Tt PRODUCT NAME K MFS, CODE 63 He1ova3 PorficEed B tg . P vdr, F r in c a M a tc h a b e lli, (C lcsa lro ttg ii-P o n d s) 56 Sceraudt D tg. Pwdr., (Cctyt 67 2r,erada Sycay O tg. P vdr. r (crtyj 1E 71 l o l i e N id iiie Iitg. Pwdr, B a lr a in , (Bavlon) - 76 So Know Ke. xe To Lora Me, T ic l c e r t e l l , {To=i F i e i d a , L td . Tench s Glow Face Pwdr., Croany Peach, (Ssvlon) 78 TcajOura Hoi Bath Pwdr. ( {Corday) SS C onstance C a r r o ll. Bounces. S3 3 ie r -s i& S a le m , (Serfcoff) 90 r i i c i n g o D tg. P w dr., (Tussy) Laccer L ila cs S Sosas T alc, S3 !iE.v-is T aleu a, (V'ivaudcru) 33 : -iv i3 Body P v d r ., (V lviudoa) 34 ".`-ceii, liifr-Tarmot) 53 - 2 T satoy .Sr, - U.047 \\ $4' I .1 , I '1 * ' * u - 90048 CHRY3TILE S .Z . Levin. A .2 . S c t u lz a ' P f iz e r Coluirib* S c i . X-Ba D if f r - O pt. M icros. X-Ray D i f f r . D i f f . flfeeera-Ana. [K]* (B)* (O * 10)* TREMOLIT >-J. ` {3 K 2*. n.d. n .d . " - ss n .a . sud* 2 ~ 3t n.d. - 5^ - -n.d. n .d . 5% 5 54 54 5% 44 34 - - ^ --n .d . n .d . -- , n .d . - n .d . n-d* 3 i 3.1. 5* ffl.ii. -1* L a , l.iU 3': l . c -t.d* 5u 1..A. 37 1.2. d1 I . a if 2<j . (C3- .=L ----- -- -------- * 1.91 - _ Goodhue WCD 000002 SUGARY TABLE OF RESULTS OF FOUR INVESTIGATORS'ON ANALYSIS OF COMfERCIAL COSMETIC TALC PRODUCTS FOR iSSSSTCS SINE SAMPLE . PRODUCT HAME & MFG, 55 S la r.c aa rd 1e D usting PMdr, r (Del L ab e.) 57 Z eta S l i d D tj. P v d r ., (Del L abe.] 131 T si /Jinda Spray T a lc , (Avon) 102 Sufica Dtg. Jfctr- 108 aevlon l a t i n i t Ferfuned Bath Pwar. I tf i Jsan- C ate1 B ath Bwdr- 1 (Ijm v in -C h arle# o f tho S iti) 111 Old S o lca Body T a lc , (Shulton) 130 v'aaell ia In ten siv e Care, (Chesebrough-Pons) 131 c^neon & Johnson Medicat^ed P vdr, .'Johnson fi Johnson) - '-- -- 143 S i r ~'o't.' T le te , ( P e r f e c tio n B eauty P ro d u cto ) i-:; C vsrtcn's "Hgh-Ercvn" Face Pudr. 145 S o ite e Face P a d r. lad y ifeyr.a Face pw ir. J.4 S o l i t a i r e Calca Kaiaup 15-3 B la re litte M edicated Pwrir. CODE - 241 2137 MFO - CHRYSOTILE S .Z . Lewin A.E. Schulze P f i z e r Colead?. S c i. X-Ray n i f f r - O pt. m e r a s . X-Hey D i f f r .' B i f f . Therm Aha. W * (BJ* (CJ* (f)J* tre;(OLITE W " (S 10 + n .d . + 8* ' Q.fi. 15 n.d. ,n.d. + 128 iirSk. n .a. - - 15- 1 TM 7% n .d . - n.d. - - - 10 - 2 - tw w 0.7*1 8. It " n .d. tr - - .--- 2+`_ iv "c r * - ~ n .d . 10* t 3% n .d . +n .d . -* _ *- * - - tr ' - - - 5% - St - - - n.d. - 2 \ -B - - "~ " a t 5 LI 0.5(1 Goodhue WCD 000003 - -