Document EmaDyggNNrDONyppRjYpkGaLN

ETHYL CORPORATION INTER-OFFICE To W.C. Strader Address BRP From Thomas L. Roberts Subject Revised Lead and Vinyl Chloride Schedule dtd 8/29/78 (Letter) Correction Address BRT Date Sept. 8, 1978 Subject letter should be corrected as follows: Under Vinyl Chloride, 1st page, item 2), 3rd sentence, 1st word should read "respirator". Also correction sheets for "Potential" under both organic and inorganic lead TWA's, listed in "proposed 1978 cycle". TLRisbb cc: J.G. Burdick/G.B. Meyers S.A.,D* J.E. Gonce J.L. Guillot R. Herzog D.E. Johnson R.H. Jones J.L. Lee B.J. Lentz H.L. Loflin C.B. Myers D.E. Park H.G. Smith G.L. Ter Haar File:Oper.BR(Lead)(VC1) Thomas L. Roberts Industrial Hygienist 1 ; VC115? (VttNTvM P .** 'f. l_t>c/ir^v 1 1 mi- /- > Tr Nov- I>i c. ~Sr\*i ------ i<nS" 1 r.'jc--; JLAipp_______ __ Q_ J=3 'll 31 T7 fiKrt.gr ot Of fr (\. fllloK S/1 14 IS A A NtlT ilTOji? Q P4 33 65 _Jl_ f7?* t> rbo Opfo* SA 2C, ?rcf FM 0/v* SA J6 UferP*', Lf^/ic b/i 34 V7ajK Mo">f /i ^J_ *C 5*4 Or'l**- 0 114 ju .5^ >;S ?M Tla>c f)rt? o >00 3i :t 1st Tht t Qfft o 2i 1 i 34 41 1A 11 43. 36 i r 11 . ri 41 'll iu 3G "S 55" 44 44 A_ 44 A- _A_4 | oB ws A A h 'is i - Sl1 Th>r OjiP. A 1 PrJ riM* <3rf A Isfl S 1 !! ii >3 JL___ 4S IjT rh-f W?. bn !a 1 144 _VaA IWr # P,IreJr rr r[SS. =4 1 i ! La. !" no 1 J| 1 . j t 1A 148 A 43 >***Ui i1l M ^.. ~ K)r*J/\ATn e S<* '3__ 1% 4fe 14 31 O 18 ps 14 13 13 A ___b^ts.QV^ M 5 si ai *32 'AS *P ps SO 44i 5S OiTTi.</t Oj>rr. /A $>2 43 f- 1h. h3* 1 16 fH -48 34 55 -71 )0O A 83 __ Ml' Oficl_ _ fel 2. ^:.! $lfT<0 Cftr. 4 MJ ^_| /-* *v*, if F bfKVACT.r' i A fvrw. Op. 0 33 ! 'l* Op- Si i 'c^ Hrtv. G^rf e. l ^1H fKFx. 0,*k <? Pi ! 1 | '3-a iim*. op (? i J+.jii -- .1,2 Il * 43 _?6> 30 ____ 1i - M5' l 64 i 32 i is 1 r* ISP life 1 46 iL-_ f 7<S' 1 ~Jrs0-7t-- /A A /A /A /A_ A "E Fur** Opr?. <? >4-1 i !41 /O 1A P" PrlifT Ma^ Q 1 1V j $8 ! ' IIS _ Ti--f-l--- l Itt i i j i -j___ Lj_______ L - y * VCU60 LtAci ToIrMTiA^ Ll. C ''finer -j i-- ~iL "i jjvT?-'*' .i |Ar -- ------ 1 i Auy Srjsr: OCT. N<iv-. gore. FT*>j hi ~m /Its'.. /If* ^Ciji'nv.______ ,, Optf a ____ 4J S'A 3S (A '> v fo"i Of r? A ____ Alb>- l>ft-7tpj____ FA ?>A_ 443, hx IT ?TO(tf. Q -- S3, rt J? ^1/1 l]5|W<> l> fi0<)^ 0:7' FA 3C, ___ iL'/.JL10-'! Of FA \8> V Uf h< ? U/asa Orr* A 4- X `c' cr~ll i1;;f On?, 0 J3 ' 45 os V rV Orff o 1 st rbvi OjfC o +1 7) 'Ziit&iuG' JS _ *4 i jo < -I I n _l -- -- 313 OO 43 ?, * ! if )3 41 i r i lol A3 Jo -- Jd_ -- --- -- -- -- -- -- -- -- Ol U\,r 0,-rr. A "r,7 Pc:" 4,~ff\ FA .n Ui rh>-4 rP FA 3\ Vv.-F Ib'sr FA r ______ .. _ 5 _! . M ! _l 9 .. |0 } i-- -- -- 1 TI;*4aa7t1(: /o 4- 1 o 4 f-s 3 ---- -- -- - i Nrvn ptuf^j hy. '?JE _______ - JL_ A ---- -- _A__ -- _jL jsL JL -- _ i< JL N M 1V - --w . M 1 -- --H /\L A Off?. M 4 A Oi^Ts.'fr Oj-tp. v 'J)ri>po'U') F 'IU Orf F. ^i';rT? o AffP. /' 47 1!<0 or> 3 )fc> & v F iirMAtrx* V Fi/fw or-rr. <? `l Fi<^ Gftr. 1Q "d UfrP 10 3>> fpru (J.'fr |<? 140 AfcA 1 i '2,-5 fuf>. OpfC J2. 1 E Fo*** Opf ?. <? 2& \ Pf l\f C Q1 if 1 i i .. JL. s A 5 03 .74 S.i i Flf! i 43. ! ! 43 j I4C 1 1 i I1 i 1i \8 -- -- |0 -- -- 15 i 1 ! 1 i j r Ifi-l IS4 lie. ! 53 1 i^ ! 1 143 ; i ! ---- ---- * -- -- -- -- ?S0 " ns ! 1 I ii ;c3 1 *1 t i i ! > i j1__ 1 Uw N H w rJ4_ A A 1A nr 1. :i A 1i rI VC1lfcl