Document OE3bwQwV1NeNM1EzKJNz2rOyj

PLAINTIFF'S EXHIBIT DUP-1815 St -- Toxtcmr THRESHOLD UMIT VALUES OF AIRBORNE CONTAMINANTS SARImr DtawiiNiNa STANOAItO Taoif 9 2<| tv. iso ITANOARS Itrriaan Ann. moi 14U- i.T, JUM 1171 .J.A.N. .1.m07m0 S2T PtflO 1 of 23 This atanoard ine:uoas 'ntt.ifarhsn;i ol ;na Cc6.ss::s.-si atst> ana MssiW Act ol t75 :CShs. Jt s^otitnco tie *<;ci fttgifltr. OSHA mfofirmioiv * pnmw in r*a. 1. KOPI 1.1 This standard psavidas list af thrmheld limit vslims (TLV) at air munimtu te preside critan* for atf< Company work saviruamaau. T1V is defined in S4. 14 Hm TLV lifted la Tsblas 1 through 4t m wcmbHided vnlum ol the Amehssn Conference of Cavern amaul hadurtriai Hygianins (ACCIH). tad tre reprinted with their perminion, togethw with the aaecatpanytag preface. tea aactiaa S. tod Appendioas A threngh C. The ealaae are reviewed tad pehSihed uauUy by ACCIH. with the vaina Hated here baiag ukaa faaaa tht 1*71 tin. 14 Table S Ikm mkmaaam for whiefc urns weighted avenge (TTA)Tt. aeUingtt aad paaktt eeastaastiec* bate haea mtablhhad aadtr OSHAf. Each at time tobataneat alto it iaciaded la Table 1 with refereaeea le Table S far the tailing aad peak aeaaeatratiem. I. APPIYIM TLVa 2.1 Many nwiatieoe when tank eabaraaem are kaadlad ey qabra datailed renew by iparlilleiil engineer*, indnaoial hygianioi aad fjealtfiaa aa obtain Ike apttmaaa ia daeiae atrale. Whom idiBlIiail lafiiinimi it aaedadea the toxicity ef ether eteriala aad the health keaard that acy be a--iited with them. aanlutha aheeld be made with te Haahell I aherelory far Taaittlep aad Iadaaoial Medicine. U Safety pmiwwiim la 0R17dX dial] be feUewed which auy not have been available when OSHA ragniatfona were adopted, set U and SA.l. U Hepaiated Metadata 2.4,1 Rulea applying te the manufirturv. pm*.*. in(, packaging. handling and .toragf of thnr materiel, are .pacified in OSHA regulation* 1910.1001 1910.1029 aa lined below. 1910.1001 Athene* 1910.1002 Coal tar pilch 'oUulc* 1910.100) 4>\imbiph*mi 1910.1004 alph*>Napthylamine 1910.1006 Methyl ehleeeewthyi ether 1910.1007 3.l-Dichlorebmeidine land its *alt*i 1910.1001 binChloreeiethyi ether 1910.1009 beu-Nsphthyiamine 1910.1010 Reaatfa* 1910.1011 4>Aainodiph*ayi 1910.1012 Ethyieaeinunr 1910.1013 beta-Piwpieiactona 1910.1014 2-AectyiamiaeAtmrene 1910.1013 4-OiwwOiTl--iaaiaobiman* 1910.1016 X.Mhn*adimtthyiaauae 1*10.1017 Vinyl chlarlda 1910.1011 bearganic Arsenic 1910.102S Inarganic Land 1910.1021 Benatm 1910.1029 Cake Awn Emiasiena 1910.1044 U 2*Dibeome>3<hlerepropane 1*10.1043 Awyianttrite IA1' CAUTION. New twgwiatiom are be. 14 TLYs far a few aeerlali Uaaad la TtMw I aad I are gnontly mbject te litigation. At the dam of thh reriaioa higher (lam reetriativc) da veinee ahewa ia OSHA the beeasn* and lead sagnladtaa aad pacta of the areeaie ragaimiem, Samiea 19104010. Tabfaa Z-l aad Z-Z. refidnlee were aadtr erert review. Ceaaelt the Legal Ml whfah are bmed ea 1S ACCIH velna. Far teveral ether Diei we far latan kdecmetieB. S! atariall, Table I wlaa are tapeeatad by addhieital 2*64 Sabsunase which have proven. er are alleged raetrimkaa Idled ia Table S, which it bmed upon OSHA te he. tatoaegeni* in aaa aensidered by ACCIH are regalarient, Italian 19104000. Table Z-X. le them eaace. lined and disrated in Appendix A. the Table 1 IWnp are lafaraaeed le these ia Table S. Alta. ptilBa OSHA lagalatletw here beta developed far a nrafeer af autcrUia. fat addhbm te their TTAa Itaed ia Table Z-l. Tkaae mialt are tbaed ia 244 and are ertM rcfwuarod where they appear ia Tables 1 aad 3. Ia saiwring aa appsepeiate sapsaura lfaua. h aheald be noted that duapae by ACCIH are baaed apaa iofataatiee 2*64 A liat ef autariala designated by the Du Pant feeipiiay at exparimaacal er sespaeted eareinageaa. as daterained by the iadaacrioi department! (and including the OSHA list), ia iasnad gnartarly by the Occupational Entireamentai Centre! Crsup. Eagineertng Service Div. Eaginmrieg Dept m the "Ctrsinegaa Synonym List", t The team la Taatm 1.1 aae am amatie er lawer pore lenacma wa swat arsmaaaBa meat OOHi tar asaam attin weseow a Me aaaea laWwieW ia lessn awaames ei U tt *iwe~ mama ui, -mar a U. ana -maiaf at im itTTee no. ae DUP 0960245 ) DU 040555 TMRUMOU) UMT VAUAt OP AMORNi CONTAMMAMTt AFWL mi This Papa *a *Uf 1*7! Oil Pam Uaa * *1. ValwM. Sbait-Tam Ik n-ta (STEL) nlan Una* ia Tabla 1 an "tan utia talon* whidi ban baaa piapmd by tha ACGIH TLV whaonahtn bn fiat yn aatod t*oo by ba paraat body. it M cat* bT darind bjr aaldptyfaf iba TLV by u arbitrarily ehoot* batar raming ton 1JS to 3.0. SILL raiuaa an oihjiu to dtanpa at waihdaawal. HaakaU Laboratory r.inanaide that (bay aat ba arb iha nibfact af actiaa toward aoatpliama wittda Oa foot. I m Radiation factor for tha aoatraditiaaal work aebadaia A Hoan worked par day ad tha radand tapoam Ibalt ia LNT * A* (2) 7* W 1 07WR EXPOHIM UMTt 3.1 TT.Va van latandad n ba and only aa padaUon (award tha aaubiUuaoat of (aft warhia* aaaimaaaata. Hawamr, tba U. S. Dapannaat of I, abar haa Inoire mad tba 1*4* ACGIH TLV. aod atbar taairity irfsrautiea iato ita rtfalatiaaa. Ia adrbtiaa. aula ar total rrgalatian ary qwdty wpaaii lbaha dlffaiaat Aon than in tha fallowing ublaa. X2 HuktU Laboratory bn nuMhbad aapnara Unha be earn* chankala aoa iaaladad ia thaaa ublaa, aad ia a Cot taaw, raptoi Hatha an natriatin tbaa thaaa in dadad ia tba ublaa. U Tlia lowoat af than talaaa ahoald bo and. 4. IXPOfUM UNIT! *011 NONTIUOfTlONAL worn acHisum L>rr " E**m" far twnmiidaml work L( Eipoaai tbah for Utoar workday. 4* TLY-TTA fian Tabia 1 &444 For tba aan af a 7-day warhwnk. tho tar la band aa npaena hoara par waafc aril fno boon par waah. ' -(ftXW - 444 Far work adnMaa Ian tbaa T la Shana par day n 3> hoara par wnk. Epntim (I) and (3) an an appUmUo. 4.1 Tl.Vt apply ta tba tndkfaaai Uuar warhday, 40 haw waihwoah <--l"*i mb turfailan aa ntatlrg ihifta which uay ianha ^ to mum wantatha thaw workdata. Htnua 4au aaad Car ntrtap TLV. kata, ia away tans. aaeaa ban tab mtaiiag abtha tad at laaat 10 yaaia npariaan with than bn thaira ao nods! dram kaalth alfnu. TLV. do an apply to noatracitional achadoln ndi n 10* ar 13 haar workdaya ar a wgakaaab whhb raotiaaly ataaada 40 I 444 Far 14-haar wtiaai npuaw. Egao. daw (I) threagb (3) an an appifaaMe. Rafar ta tha Wday watlmim apart Uaata af tha Natfaaal 4 aadaiay af Saiann whan appilaabia.-- 44 CAIfllONt Iha radaaOaa faaktr aotewtation ia a i uhiy narfbt la praaMad. CanauR HaakaO U*>are>m irtor it atabkti aAnWaam ahanpaa b> ta U toduotlKi *a*tor Cab tndlrtaaal waah nttahny taiaw a No far tha af tho Unit la CONFIDENTIAL 4,11 MM* Um bur/ia r M far -->4w)> / - ma 1 *M UMI 1 `AOTMMtrti Cm ! ta Imgth af aadt n laad aad annoy whlA aa* body tary alawly. Han. the daily ai> >t aa iaa* n tha antapa owakly raaadn at 40 (nan. (I) a. S faniUa latwl' far wink a Uaafa h M aa tha "Iowan l af formal n t a m uww taro i'JIal'.iS DUP 0960246 DU 040556 AWML '*1 3 TMa MO* M* Jan lin THSSSHOLO UMtT VAUJSS OF AMSONNE CONTAMINANTS sat Pa#a J U UMOKI 4J.t Far carbon atortoxiAt npoaw Aurtny ( lO-hear workday, * Aaya par waak whrrr L, SO PPM * l-prr ealtaiated arise Equation (1) aaA (2)t Ljrr - (0.7) (SO) - 35 ppm <A1 Far atttkanoi asparara Auriay a 12*hour varkAay. S Aaya per waak whara Ly 100 ppm. tha S' Lft U calculated aaioy Equation (X) aaA (2): ' 4SFb* $ Lyr - (03) (200) - 100 ppm UJ For Ainathylfarmanida nperar* daring aa Ikaar workday, 7 Aaya par waak whara tha Lg w 10 ppn. tha Lgr ia aaicalauA aainf Equations (2) and (J)j $JLt ThrathalA Unit Value.Short Ttnn Etpotur, Unit (TLV4TEU ia Am natiraal coneaMmion to arhich warkara aan ba eapcetA far a ptrioA up ta IS -niaataa aaatiaaoaalp without suffering fram (1) irritation, (2) chronic or irrtrtnibla tiaaua change, ar (3) aarania af auiTicioat degree ta iaertaaa accident protwtwaa, bupair atif.raacoa. ar natariallp raAun work WTideney, presided tkat rw nara than four excursion par Aap ara permitted. with at laaat M ninuta* between expeaurt pariaAa. and prvviAaA tkat tha daily TLV.TVa tin ia km aaeatAaA. Tha STEL ahsold be aewiAaraA a ntxinal allawabla nanutminv ar nillM. tat to hr nearAaA at np Aim during Aw Ifaninuia estmnian period. STELa ara baseA aa ana ar noro of tht following eriuriai (1) AAaptaA TLVa iackidtag thaaa with a *C ar Nailing" Unit. (2) TVA-TLV Exaureioa Factors littad in Appendix D. (3) Paamphaaie Sban-Tarat Limits far Espeaura la Alrbaraa Coatawinanu (Paanrpirania Depenawat af Haalth. ChipMr 4. Ait, 432. Rrr Jan 25, IMS**). (4) OSHA Ooaapatiaaa] Safety anA Haalth SunAarda.40 F* 23071, Map 31.HIS.' (3) N105H criteria for raaanatandrA arandarAa far eaeapetieaal axpaatua to ^ecifie rabatanan. Tko TWA4TEL aheulA not bo uacd aa aaftnoarinf Araapn aritorian or aomiAtreA aa aa eacp aspann laws] (EEL). Ljfj - 042S x 10 - 4*5 ar ppaa . mnci TO A6QM TABUS AMOfINS CONTAMINANTS* ThraaholA Unit saJaaa ratu ta airborne of It is Mint that aaartp all tlrnn aiajr be ttadiy npnied day afnr day without aAtwrsa egset. af wiAa sariatiaa ia iaAMAul aaarrptibiHty. " pamaanya af warkart aqr axporwaaa at at below tha thraabalA Unit) a aaalisr parnratagi auy ha affected oca aerially bjr aipmliaa af a preatirtiay sasMitiea ar bp daidpiai af aa aarapirirril lllnaaa 8.1.1 TaM ara nailable (J Oanap Mad lit M4. imt Am NY AaaA Sat. lSl.AK.lt MS. IMS) that nap ho aacA ta Aataat thaaa faANAaala kypareorcptihk ta a sariatp af htAatrrlal akanlaaia (raapiraaary irritant, hanalytic abasuetla, anaaia Itoeyaiatai, aarhaa AUuiftAa). S3 TWoa aateyeries af TkraakalA Unit Vahsa (TLVa) ara ^atlfiaA harafat, n fallows. (TLV ia a eapyriyknd af *a ACCOL) SA1 ThreahelA Unit Vaiaa.Tina Weighted (TLV.TWA) ia tha tint weighted rrarapa < far a armaI I hear workday ik. ta whiah naarip all workari nap ba repeatedly ipaead. Aap aflar Arp, wkhaat aAraraa sOart. S3* ThreahelA Link ValawCtiliag (TLV.C) b the nnatatraiiM that aheulA net ba axatoAaA ana U For mm nhatinm. ap* Mw paaa, only am aeuparp. tha TLV^aiUap. nap be raleraat Far othtr nhatwrn, aithar two ar than irutswa nap be talannt, AapanAhp apoa tlwtr phyaieiafie action It ia t to akaarri that if aap oar af thaaa thraa TLVa ia nanAaA. a pMaaMtil kaoarA ban that awbataaoa U Tha TLV.TVA aboalA bamaAaa puifaa fa tha aan trai af kaahh kaaarAi and akaalA aat ba aaaA at fins Una bnwni nfa anA daatraui asamtntiooa. > the paariAad ihop ara aanpnaataA bp aqarraiam Aaoa kaltw tha Unit Asitef tha workday, la aana It any ba pamhAhh w aaloulata tha araraya i far a warlrwnk tathar thoa far a workday. The Aayraa af pmaiaaikla rnauwfaa ia ralatad ta tht ayaitiiAa afAn thmholA Unit salat af a portiaalar nth naan n (Hun fat Appaadb D. Tha raUtienhip batwaaa AttaahalA Unit aaA pamMMa naanion ia a rala af thank aaA ia aartaia aaaaa any aat apply. Tha anaaat bp arhich tbrnbalA linhi nap ba tmaasdad far ahert pariodr witbant iajurp to haahh Aapaafa ^m a naabar of betan aueh aa tha aatara af Am aoauaAant, whether rerp hifh aawuiatratian - nan far Ann pniada - praduca acuta peiaiaap. whalhar Am aflbna art anaoktise. tha firaqoancp arith wMAi hi|h aMMatratian aacur. anA tha i of mAi partoAi. AS faacars nan ba takaa fan nnifaratian ia aniiiaf at a Aariaiaa n to odtatbar a htnrAon naAhfaa nfaa. ' Sanaa a ana Taoist i near* a n an ataaa ara aw ' Wnnata Boat at man. wnninrs. at DUP 0960247 CONFIDENTIAL DU 040557 nsniis; JijBilM jaM-aaara THKCSN0L9 UM(T VAUJCS OP AMBOMNE CONTAMMANTt APAit tatt Title kegs War Jan t7 d M ThraaheM are heard ea the bat available In- fatstetten frmm todadrial rapenonce; from experimeaul barns aad aahaal Madias. tad wima passible, front t aonliinttion af lb* three. Tb bate ea whkh ike aha* tre laubtbhed auy differ tea aafatunes la tabaaaee: protoetiea tfiintt ixtpeirmeal f keiltk nay b a guidu* factar far aaac. wheraaa raaaonabla freedom baa irriution. narooeb, naiaanaa a aikar forme af ana may fmi the basic for otkcn. M.1 Tha aad acttre af the ioferautiea availibis fat aaubllahiii( a TLV venae Cron aabauaoa ta aibtuneei carnageeatly. lb* proclaim af tha actanetad TLV ia alaa eubject ta variatiea and tha laMat Docnrxn- utkwi* tbaold be eamalted ia order ta taeati the txteat of the tlau available (or a pvem ntectenrc UJ Tba Canminet baidt ta tha opinion that iaaitii baaed an phyeied irhutiaa ihaald be aaaaidered aa leaa landing than theta baaed aa pkyeical iaapaiiaaeat. Them ia iaraaiiiag evidence that phyateal imutiee aay ialtiata. prometa. ar aaeeierata flqikd hapainaeat threept bacraction wkh ether thaaticai ar baaiept agtaii U la aphe af the fact that earltea bgarp ia aat belieead likely aa a reault of repeat ta tha thnehald liadt aemceatrxioae, tha beat practice ia ta meiMaie eaacestntiew af all aweepherle aoBHiiaiata aa law aa ia praatktel. dafinitiane that the Meaner af templing ta determine seneaatplianec with the 1imaa far each group own differ; a eingia brief tamplc. that b applicable w a "C" limit, b aat appropriate ta the tine.wxighted limit: hare, a tufiicicat tansbar af templet ua seeded ta permit a lame-weighted cverega caaaaatrattea threegheet a aenplatc eyela af operaticae ar thnaghoat tha wark ahifL V. U.1 Thartaa the idling limit placer a defidtar boundary whiah aamantrattesi ahaidd net be permitted ta estaad. tha tane-wdghied aaaragt limb ragairea aa ax* pibit Haul ta tha amnions that era permieeible abeea tha Ibtad mhiaa. Tha aiagaitada af thaee excursion may; be pegid ta the magnitude af the tkrahsld limit by an apprapriata factor diews ia Appendix D. It should be aoied that tha came facials are aaad by tba Cuisines ia detensidag tba magnltsda af tba nine af tha 5TEL*, ar whether ta larlada. ar aedsda a mhetanca far a *Ct listing. MO "gkbl" Netotten. Used aubeum*. fallowed by tha daeignetioa "Skie" refer to the potential ooatrihetiea ta dm overall apoeare ky the eawneosi issta indedii* amoral amnbruM asd aye. either bp either*#, ar mare particularly, by direct seated with tha takenmo Vehicles aaa altar this temrpttec. This attention xxlliag dml^ie* ttea b basadad ta mggad apprapriata meaeuroe far tba prei'ialicn af catasaasa abaarpdas aa that tha duaahaid limit b aat kiralidated. 2 oc U 'Ilaaae Ifaaila are kneaded far aaa In the practice of Waraiil kjpeee end dieaid he limerpratod aad applied eaiy Hqr a panes trained is thia dtedpHae. They are sat laaaatled far aaa, ar far nadifiaatias far sea, (1) aa a ralatiie iadae af haaard ar lasieity, (2) is the avalitsdas aa eaetral af aaaunaaity air peihaiaa mineral. (2) hi aetinaitjnf the tasic patasdal af tarfS(Wed aapanwi ar atht (4) at pasaf ar dlynaf af as oebtiag ditaeea ar phyiteal aaadMas. ar (S) far adepties by eastm iee when working is tha United States af dUfar. M Coiling et Tbaa-Weigibed Arerage Ustita. Ahhsagh tba tteta wai#itcd erarage aaaaesarattea pro. y, praatiaal wap af eahcrfaf i with tha Unite. than art aaataia aabetasaaa far whteh b ia inappropriate. la tba letitr paup aaa tabsiawa whiah are pndateiaastly faat aatiai aad wbaaa thraabald Ibsit ia nara appiaprtetaly bated as thb parttealar taapanaa. Ssbatetaaa with dtb type tftsnpesir tre bate eestraled by a railing **C* Unit dtet ihaald sat be asaaadad It ia bspliett is 1.11 Mlturaa. special aaaaidaratias dtould be gixaa aiao to tha Qpllealion mt tfce TLV< u eaoaeains dm health haaarda whbh may bo aaeodeled with espaema w mix. tens af twe ar Bora lahaaaaae. A brief hitnwinn af haete mstidtedbis iseahad in daealepag thnehald lisut eahma far mteturaa, and methada far thdr develop ment. amplified by pdlh esamphe are given U Appendix C. lU Ntriaanss Parttetdetsa. fat eantratt u fibragtnte duau whteh ranee eaer tkaa ta be formed is haigi wbao idmiod ia sxaadva emoaero. ramaUad "snbano." dame hove a loag bbtery af Uttle advene afhet aa limp and da aaa paadaaa bgnifiaaait atpate diaaaaa ar toxic effect whee aepoearae are kept aaidaa raataaabla aonuei. The miitaima deal* hats alaa boas sailed (biaiagbeily) "inert" beau, but the latter tana b iaappraprUw ta tha astant that theta b as dam white does aat awaita mrae eoiluiar rmpima ia tha hteg whaa inhiled ia aafihisat aamnnt Hewevor. tba luag^iaret raaattea aaaled by iabibthm af aticanm dans baa tha fallowing tevactarbttee: (1) Tha artehaattea af tha air apaon ramiiee inteet. (2) Cafiagen (eaer ttenee) b aat faneed la a eigaifleam next (t) The Hearn raactlea b patentieHy reranibls. OUP 0960248 1 ttetwnietaaija at ate faremete Uadi vsraa tar i werweu-e m>.- ACOat C O. ( : rar. cmeooau om tuei DU 040558 APNIL * $S TM* MH Jill 1P7P TMNISHOLO UMIT VAUgS OF AMSOftNK CONTAMINANT* yi *2T Btt.1 Imwwi coneastratiotu of nuisanco Ami in At werkroesi air auy wriooaiy reduce viability, any two kiadt af fafamation waftai ia Ac control of warkar capoaara: (!) aaawera at Ac tedhndeal warkcr't erarail mn mplMoant NpuA ia At tyee. eon. tad aaatl peaoopa (portiaad eewant Am), tr ctutt iaiary tt Ac ikia tr mm antbraaoa by chemical or ---t....;,.! tctiat par m tr by At ri*oree Aia cUaaainp proeadum racanary far Acir rwaeral. axpaatm: (}) nation of Ao workcr'a individual aad characuriaiic roapaaaa. Maaaonaeaie at ratpoMt farauh a auptrior anfauta af Ao phytiekpie uatn af Aa worker, aad auy be wade at (a) ihnipii fa twwwt af aawa aritiaal bieahaakal aaaaAaaat, (b) ehaapaa fa if I.QJ A Amheld limit of 10 ag/m*. tr SO apprf. at total Act < 1 poratat peartt. tr S ap/a* inpirable Am it neemmcadcd far iumim fa Attt eataparia tad far which at ^trifle Anahald limite fan* fail ttti^itA Hut liaut. far a normal workday, doit tot apply to briaf aapetama tt biphar wnmatration. Neither daw it appiy it Attt aabatancm which way cmm phytiolepe hnpairmaat it lower aeaeaatntieae bia far which t Armhtld Unit hai not yat bean adopted. Soar ptrtieultttt arc pm ia Appendix E. activity at a aritiaal aneyne. (a) abaafii fa aaow pbyeiafafic fiamien. Haatarawaat at aepamro way ba wade by (1) detarmiainp fa bleed, ariat, hair, atilt, fa body tiaaaw aad Hoick. Aa awaoat af ufaiea to which A* worker waa aspoaedt (2) dttermuatiea of Aa aaaaat af Aa wetaboUtafa) af Aa white ace ia titrate aad Baidu (S) daumioatiaa af Aa aaaaat af Aa tak taaoa fa Aa exhaled bmaA Tba bkiepie Ibaiu way ba oaad m aa adjeact a A* TLVi far air. ar fa place at Awa. The BLVa. aad Aair aaaaaiatad praaaduraa far Aterauaiap awpIbaM wfch thaw, tbatild Auc be tX US Sfafait Aaphyxlanta - "fatrf Omm tr Vaparn. A amber of putt tad apart. whta pm ant ia hiph at WftrAd aa m affaatWa aaaaa af pnvidfap kwlA awvmil. laaaa af Aa taorhar. t . atasatitM ia air. act primarily at awplt aephyxiaata whhtnt oAcr aipnitaam phyaielajie tfltcta A TLV may S.10 URHatad SubattROM. Meay oibataam paaaaot ar aK ht nroaaoTvfai far aach Aspic taphyaitat haeauaa haadlad fa faduwrial pnanta A act appear aa AaTLV tht Ifcniiiap factor it At arailabit axyfta. Dm amittl eayfaa aoataat Aaald ht 1* percent by aafawt aaifar wail ttwaiphtrlt protean (aaafaoJcat to a partiai pmmw. pO] af US wai Hf). Aaawphrrai deficient liM. fa a aaafaar af kauatat Aa aatarial ia rarely pnaaot aa a partieolaia. vapor ar atbar airbaraa nttaiaaiT aad a TLV ia sat aaranary. fa ocher aaaw tnlAiant A famatfaa la wemat danlapmaal af a TLV, ana aa a fa Oj da att pratidt idayattt warning tad aatat rimple Matin baala. ia aat available to Ao CoowtittM. Other aAauaaw. af low taafaiy, aauld ba iedoded ia atphynaatt art tdtriatt Sertral aMpit aaphyaieou Apptadfa E portalafa* to ahaa partieolatoa. Thia bat prtian aa wpltfata haatrd. Aawatt ahats!d ha takaa af (w wall w ApptaAx F) b aat araaat ta ba all iwhia'vat Aia faatr fa Uafatiap Aa orntroticaof Aanphyiltat Aa aAauarn aam aaly aa afoplw. Spadfit exuaplm an bated fa Apptadte F. CONFIDENTIAL 0.14 Ofcyeteal Peetere. It it tcaetafaed that wh phyaiati faatara aa boat. eitrevieiet tad ieafaap radiation, hnaidhy, abaarwil prawn (alUaada) tad the life* way piaaa added nnaa aa tht body at that At affaau faaw at* paton at a Armhtld Uafat way ba altered. Meat af Aon fa addition than on aawa anfataaoaa af not latentfairAla trahtoy, which haw haaa caused pev auriiy haaauaa aaly a Ihotted omAct at workan (a<, awplayaaa at a Uncle plant) an kaawi ta ban pacrnticl aopaaan to paaaAly harafal nraiaigadara. mm tat adrantly it facnaaa Aa tnk napaan af a wfatatn. Ahhao#t watt Amheld Uniu haw haSvfa aafacy faaon It paid apafaa tdwrw affaeta la adarata deviation Born permit wrirtamwi, Aa aafaayfaataratf watt wbmaow an att af awah a mapafeada w to taka can af yaw drafatfaw Far wawpla, wwinium work at UBpcrstara aban W*F. or oaartfaM ataadUp Aa warinwah wan At* U panrat, mipkt ba tawfaitrnl pwdadadttthwiii--tMiJidpiiitMObfM. aiaad fa Aa praptr adfaamMM af Aa Threcheld Limit .IT Noifao Of fafant At Ao boiiaaiinp of aach year, pnpaaad artfana af Aa rnwifrtin far Aa farAaaniap year an ianad fa Aa fan af a "Nathe af faaeaded fbaapta" Thia Wariw pnvidw aat aaly ao ippnnoiuty far mwo, boa nlkha mpaitiooi af wfattonai to he addM ta Aa tfa. The nppaian Aadd ba nwawpaued by iibriiaAliM avidaoaa. The lfa af faundad n~~r fallowa Ao Adapted Valoai fa Aa TLV baaklau Vahaaa lilted fa parenthatia fa Aa "Adapted" lfa an ta ba oaad hfiB| Aa paafad fa whhb a pup tied tku|i for that Vafat ia lilted fa Aa Nathe at Intended Chinpu BIS afaAi UM* VolUM (SLVo). OAar nan aofa mm* k* MHiaafV Itf BiflitMilf Mfkjr cuHin atbar Am idfaoat Aa ThnahaU Unit Vafawfar fadantol air. a--aly. Aa liaiafaa Lfait Vafaao. Thun vofaw mpnaaot liaUcfaf tManou af anfataana (ar Aair affana) ta which Aa wether way he aapeatd withawt bMtrdtahaafcliarwaUibaiapwdwarMiaadlahli Awn and Saida ar fa hie Mhaied bnaA The baaiaph taawiiata aa wbiah Aa BLVa an baaed ana farobh S.1P Lapel pfatoa. By pobgeaUra fa the Federal Rapfaor (Val M. No. 10S. May 2*. 1971) Aa ThnAald Unit Vafan far 1MB an mw aBWal Mnl ttawhrda far fadMhiat A. Bit Waprtn< Nnalaihiiv Thia pobSotfea awy ba wpriwad pnvidil Aa mrtaea paradiaian it ahtaiaad Iwm dw Swrotar/ Tnaamr af Aa Cetfartne and Aat b ba pohlhhad fa fa aoUftty. DUP 0960249 -- f ~ S-h '.v DU 040559 tar Nfli I TMKMHOLD UMIT VAkUfS OF A1AIOANK CONTAMINANT* amil tall TM* Fata Rea Jin m TABU 1 - looms VAUJU t an Oaeumentaitan tar Mm at TLVa (1*T1 Capa** tattera tatar to Appantleea (Siaapt tar "C" mown ta ttM laft of lutwtincaa in TaPtaa t ana 3. Thta MtKeiaa oata tar total suaaiinos ie ta Caamg Umaa. taa Ai ana Ail tar ttatuttran.) tin ataman " Im taouea of Uttnapt CAanaaa. TaBta 1 t Ttata 1 vataat an aoual ta er Hwar (mart raatnetnm) man tfioaa promuisawa unaar OtMA par iSiaiQOO. ueapt In eaaaa icontmaa tar a. tt Fa tutaanaa an Ou Font gap of STYL Tantatao vakiaa. aaa U. Sm Taata S tar aaMng and paafe aoneannttana. a Tl.V Natot ta Mpnar (taw raairtettaa) awn MM mown in OtMA mgutiaona, laettan 1*10.WOO TaBta Z-l. DSfA vtuaa n iMa at panota at pa*a an vfltaft uw aukatanea la itarod. aa AWtanel faatnattana Nna taan ptaaaa an ma auPamnea ky OtMA. too tatatonaa UN in a.a.1. itaaMaant (a) tauta a* vapor ar pu par ntPNen pan* of aomamlnataa air ay volume at *C ant no am H* pmanura. (P) AtaraaMtaM mimprar** at aukatanea par eue meter of air. (0) An atmoapfwta aanaontrattan *f nat men man OA ppm. or panonai pretaettan awy aa naceaaacy ta amt haataeha tar taiantmtant axooeuro. (a) <7pnt M ammeter. 0) An aamptat ay atamed vtat taa* nat aalaat vapor. (0) Ptr aaniret af panarai roam air. aialagia mentwrin* la aaaantial tar panannat aantnt. PattaiatMtp Par parmlaaiata aanaantranana af nttotaetapaa in air, aaa U. . Oapawmani af Cantmawa. Namnaf Imau of Ptantana. Hantpoalr at, "Mailmgm Partniaallli taty turaana ant Mawmum Panalaaiau Cpnatnptttana af Aattanucltaw m Air apt m Water tar Oeeupattanal Ixpoaum." Jana fc IMP: Attantum 1, Au*uat IMS (NCAA Papon Na. m Alto. aa* U. & Oapannam af Cammaroa National Pumau af ttantarta. Hanttaaa M. "Partnualkta Oata Pam latamaf taunaa at toMainp ftaoiatian.* tapfamaar PA 1PPA ant attantum af April is, ttU. A naan. Paata Applettan Protection Count, autfiaftad Py ma Nauamt Carnmntaa an Mattutan PrafaePan, lavtaao ant nuoamtaa* ta* a*n*ap af ma NCAP atantarta at IMA 1M7 ait ISM: effnniM aa NCAA Aapi. Na. JP. JtiO tapoonwnt Art, WaaNa*n, DC SOW (atae aa* UX REV. jin + <4 V anyenema iwa 1 a*m. ar ta ana aar any M a OtMA npiaata. aaaam tataiam an I fnuamatnai TWA S apai. t n*Ae aunrp ataUM TWA m ana. aa npAa nmp aauta TWA IS ana. an apa1 A OINA laauanM. Inin itaAiau kale a) TWA ta np/m CONFIDENTIAL DUP 0960250 jr* i. > DU 040560 CONFIDENTIAI 79 2 a: APHU. INI IMt PM Ntv At 1*7t TWIUSHOUJ UMT VALUM OP AIMOftNI CONTAMMANTt ruu i - Aoonu vaujm (CONTO) 2T mmmm MMKtl. *4 I* tit*" r"iMi 1* tWM* 44 taRMM MMUtHW - MM I tIMKWini. Mi OlMMM tMn mM nMrm mr* mom* twittn M*M>|* e Hmctmi 1 a*nMdn mm mo Maun tmwm nr* > * -u It. Al - 11 MM Alt 0.1 14 1 - *2 1 1*02 u 1J M 2* It *n tm. ft) *1 -. 2 -- *1* U2 m AS -M - 9m u4 - M it In* ai I I 1 It It It it 17 u 11 17 14 tm t.m > -1 l U) CMM mmmami Com hmi m Ml e nr* 1*2} n tm. i >m mmi* 1 a* 1 2 12 1 > -1 Cwm 11 t 11 U Itnt 11000 m mi 4CI 44* li U 4 it m li *4 w--* MU It 1 2 U2 u1 1* t I 22 t 11 U 12 1* 11 14 1* U 71 Ml* I aotf-Mt It It Iti It 11 $ommt umwim, MlOtWWH - Ml flft It m IjW 20 30 MM 14 MOD IS un DUP 0960251 DU 040561 mmmi DU 040562 4MIL 1M1 / c, rum wga w jw .>71 TMMSHOU) LM(T VAUJSS OP AMIORNI CONTAMINANTS __ Hu t u i - uemo vaujss icontd) I L t ** q cx I1T CONFIDE, I lwnwinn - MM Wfc | mm. W */ NmiiaW TWA * pa. */* wmiMiw mmtm twa m mm. m a**' taw TWA At WM1 M HP * Mr MW + e e OUP 0960253 T DU 040563  IT ht H Mi* < W I yt i M*t I n i TXfttSHOlD UMTT VALUIt OP AWSOftNf CONTAMIMAHTt awul mi ThtoMf* nr Jn 1979 vn 1ti it mm 1 o* - 11 M It m - it J 14 Hihiimh OHatirtuM am MWMMrt MM IMMMII imm - at* + uv w m1 nm mm - MB Ul s - at ta 4t IS hai 9 u * no * i att w UM I 1# r on t 14 U It 41 1 ai 1 It t ua l Ml 1 9 no m t m IB m 1 - IS 18 IS it 04 a 14 t t4 U s at 1 4tt * m ti m oo m t -- B 4 n at B n Mi 4M m Ml MM' wo MM a bM. t MM (M M) LM4 BM Mi W> m rmii Mi et L44. WtMM MAW) C0NFL-, JIAL up 09602SH * DU 040564 apml ihi TM Rv# ** Jan 1ST* THRESHOLD LIMIT VALOVS OP AIRBORNE contaminants TMUt 1 - ADOPTIO VALUVS (COMTO) 2T 11 c: c: z:; I 3 haw WW Me M|l TWK MDI M>. MW */ tm m mm IM I DUP 0960255 * DU 040565 til M|t IS Nimy manna Man* - Man pJamrma Mnaaa - w Mima mm traar) Mann mm 0aaw> aiiaiiaa aar| namnarmama. at* (TCIO * Mania aanaaim nwt'WfW'V * sn C Miani araaarwa anana Wa--) - * Manana narnaa* Maannia Maaiaam ana " Manaana aana THMiHOLO UMrr VAWKS OP AMBONNC CONTAMINANTS TM*J* 1 - Asonvo vAuita (cowrsi AMIt 1M1 TMa I*h* ** J" Ta n U V vJ >* LU C*L aa* Ann mm Manama Manana nnnnaa o. *.e Manana prm aa aan> Mr a DUP 0960256 r. DU 040566 lFKNriAi DU 040567 a r Papa 14 tnmsmolo lmit valum OP ASUORNS CONTAMINANTS APRIL 1M1 Thto M Rav Jan i|7l Ww, TM t taw a - mural oustk * IfJO Addition " loo Notin tl Mandod Charon lor Minor* Duma. Tim t t*m I vafcin ro mil to or mmr (non notnetmi non non piomuigitod unoor 03ha rtgulitJori. Soeaono iro.iooo and imiooi. aaaaat in coon ioanilPod by i. A TLV IMoo Nfftor (ion noMCM) non non inown n OSMA mpuiationo. Soctlon iiiatoOO Tom 2-a or U'O.iOOi. OSHA yaiwM on IMod Mow. AA Additionoi notnonono non ooon ptaooo on wo oumonn by OCHA |#o monnn Inor in 14.1. O') WPiono ot MrtWn por euMo Mot of olr. Mood on mplnpir oomoM oountod by MpM-Hold taehnloa. (I) w --*"*"*?* -a t***** '* **"--u*t ** T or--" tr--t-- 11-m`n r-ttr ** tm miionon in nfirn Q) >n> nnooBbotien ond ponon mono dr no opWottlon or nio an# on wnononmnod bom ino motion ponnoiwi*.. onoptor win no Miawtnp ahonetanoon: A*aJnI^Slnd?InIn^*, % Pond AO ao U 7S u to AO as 140 o (k) ContaMnp <i award; K award oonom >i*. tin termuin nor auartx. 0) unMno Puot n nanwod by no nrtieoi nmnar. oonanmud oowMr aonHbod n no Trtnooruono at no nohow Can, lonnoo an Cation Ouot. J. 4 Lyneft. p 3A May A ifTA (m) Ao ntonnlnod by no nonbrono Mi iwodtod ot 400-489 X nopnUleadon (4 mm oMoctlvo) pnon ionnot i*umention. (n) Boom on "itipn muwo" ownpOnp. (o) Ttepbppio" dual to doflnod by pip BdiMi ModJed Rtnorcft Cotneii Cntorta PIMn oompna by a aonto producing oauAMoni laama CD. (1) Natan. T. 4 and Onto, P, Pulmonary Oopatbien and Pottoton of bnolod Aonoolo, p lop, Aaodomla ftooo, Now Yon. Now Yam. 1084. 0> baarl* dulda lor Rooplrablo Mon Somplbip. APIA Aonni Toantmopy ConatWoa. AbtA J. 31: A 1370, p 131 REV. < a v v/ PtiJCA. Old, Orynomno Quartt Mat Tridymao Oman. MM Tnaop TLV in TLV dr dUCATW (< i% award) M ML. 10 " dud M mp/tm1: 10 mpAti* Mwaroi Mb (bar tatborm) "Tod manual no. 8 nom/n> urn in lonon"*: AiatLAo 10 otp/in* aompni aompptr ao odpof i COAL OUST 1 mp/m* (rooplrnio turn baanon < o% ouardl. It > 3% ouord. un i MMAItet PAjmCULATIP tito lOppowpIo D 30 mopol or 10 mp/m1*1 or mol dun < i% word. or. S mam* mnimii dun. 3A3 w i I PPULMBH. TLV I I tiPMklOPIL 1LV. a %P0i*i NFIDENTIAL oup 096025 'A Jk. DU 040568 AMU. ittt 9S TMf Pt|* ** Jm if7 thmwouj uurr valum Of AMO AN* CONTAMINANTS at __ TAtl > - MOTIC* Of MTINOlo CHAMOIS |PO< 1*70 TAiU 1> TMm m*riri, wMt Mir eorraaeoneing values. compnse mas* lor erven mw a iwut ku mu oronoeee tor me tint Dim. or ter * snonfe m me "Adopted" ueimi net awn oroooasd. i eem eeeee. M proposed imih snouts ee eenaeeied times Mt wW mmstn m me Itttng ter a aenod at at least two yesra. it attar two yeera ite mrtdene* semes to agm met ** MWetetteee et me vaxma nerom, me veiuet will ee rseeneidsret lor me "Ateptsd" Uat. Oeeumentetten it oralaeie ter eeeit el meee auPstsneos. i ter Tafcts 3 Ceeitei tenets refer to Appendiaes (Kmept tor "C" mown te tne ten et auaetaneee m Tame X The ineieetes esta lor ret sue* ertee mtai* to Cemn Umtas. See LU UMlItor eeueeien.) * ien AMwen or Addttten. It) forte of recor er see m mutton torts el OMtummsM sir By vbium at a*C one 7*0 mm Hq oreootim. <M Aeeremmate mtmtrwna or ouamane* ter audio meter st air. atoeoHsd Mt at tm at .si tz cx tie tie 10 stt ttoer l.tr AS 3 s I t 3 3 .At u .Ala 0.1 10 10 st Ate st i Ale A At A Ale 11 Ate CONFIDENTIAL DUP 0960259 DU 040569 u V vy DU 040570 + 97 + APRIL 1M1 THASSHOLO UMfT VALUES SIT nut hat* ** Jap WTt Or AMSONNI CONTAMINANTS bag* iy V *PPSNO A Far tha rahatanrw In lh or le. no aspaara ar aa. CA^CINOOSNS act hjr anp rwota - rttpiratory, ikia ar oral. < Til* Caaaktw lia* WW thaw mbnuea ia deaeted by tha aat wmitiw aathodt - thal) ha iathiRml aw that haw prawn urcinofeak in nan. ar haw iaAtaori aaaar ia aiuaiali aadar appinpriau "No apaaura ar watect" aaaa haraiitianf tha pniaau] wadidaaa. Ptaaaat li*u af thaw mb- pnma ar eparatian by tha bat practicable uneat eardaoftnic for ain taka thrat forar. thaw far panritl aathodt. The worker thould be which a TLV ha been mipwl (la), thaw far which properly apoipped ta aawra rinually aa aontact cwaireanraul conditions haw not barn sufficiently with the caroaafaa. daflaad a assign a TLV (lb), aad (le). thaw wbsea laaai^aMnt af a TLV ia araitiai aor* dcfiratna data. aU hanea thaaM ha treated a a lb laraiapa. A2. hWtatrtul Subotaraau Suapaet of Carehapanle RMatMM Ipf Man. Choaiaoi nhaaaaa. ar ahtanaa aaoaiaad with hWatnal prwaia. which Ala. Human Cawlnafma - Suhatama*. ar ahaanea awditad with laihirrnal proeawr. racofnaad to haw aarcinofraic araacaicinoptnic potential, with an essigrwd TLV: ar* lapart af teduainp aawar. hawd aa either (1) Hahed apideaialapc oridnee. cxclturr* af Hiail lapoct* af single sues. or (2) daaoewtration af aaniaafanaNJ in ana ar aore aniaal rpacia by appropriate aathodt i Araaak trissid* Aabatoa, all Cana' TLV (AsjOj, OftS ag/m') a A* (SOj. C 10 ppa) [SbjO*. a*W ( Sb)] S fiban/ae. >Swi ia hi* (Qtlaraaathyl) athar Omaha art ptwaalng (ehaaata) Nickel adfld* routine. Arm ft tmt Partxnlata Falyejclk OMl ppa OftS mf/m* (a Cr) lft wm/m* (a Nl) Oft mf/m*. a (PPAH) Vsoyl Chloride S ppa Alb. Human Cwukwgaia - Snhatanrar. or whataaraa arariitad with Muatrial praiaiw. raaopnaad a hew aarriaipanir pitantiil withaet as aaiptwd TLV, CUoraaathyl aathyl LAaiaifktaH (pXagiaha) S-Aaiao l.tdHrtunl* " iathaaiiy uionida Sema(a)pywm Berylhan Cadntiat aida pradualiaa Qrwaita af had and dee (a Cr) Dbaaihyiarhaayl Wlorida 1,1-Oiaathyi bydraaa* Dy.i.aa..a.a.t.ak..ya.i.y.awd..t.Bma HauWtawbouWaaa Haxaaatkyi phaplwaaiiidi - SUa Hydnaa* 4, f-Mathyiaat bia (I ahlaaonaHlaa) - SUa Maaaatthyi bydrwiaa C 2-Maapcipwm Fhnyi ban laiphihyiaaiae 0.0} ap/a1 10 ppa 2J>e/m* OftS *g/W 10 ppa OftS agfta* 0J ppa 0.1 ppa S ppa 0.1 ppa 0.0S agfa* 0.02 ppa Oft ppa 2S ppa haa-NaphthTiaafa* > atoedlphaji Ala Haw CAWhapaa -- SubNuea* with waap Wad araia|anlr potaatiil awahtap muipns'l af TLV paadtaf Nether dau afbMtia Aaryiaahtrila l. SftXhwaaathaat (Ethyteaa dttwmldt) baMPwpialaaa Vhtyi ayalohacaa* dhaid. Zha abawai (a Cr) 10 ppa OftS ap/a* thaald b* aarafaily auralled a laaait aahtant with tha natal nd hau npnriaitta dau (aw IWmonutiaa). brlodirg thaw aabeunew with a laud TLV. * Oaarene aaaaap aa aatanw <a aaaaa a anaaay aaw aaa aa , A 0* rapsinnwi aaa (tOtAtatL TLV, t aww t aa t* atfOt AA Aaaaia sawrwaam aa* aaaa aaaa a *h saaawa a oat*, aa ia.1 0UP 0960261 DU 040571  IT Nfi It THRESHOLD lmit vaults* OP AMIORNS CONTAMINANTS AMIL ltd TMt >l|l Mi Jan 117* A3. autdamtaa Mr tho OattHiealMn of Bipodmantal . Animal Cantompona. The feliowiap piJtliM M offered in tka fnui tiu if knawiadpa at aa aid in ciaMtfyiap "Mum in the ---tuhttmI ilmniM Mood la fa* tairinoptnie in experimental aiuaula. A eed wn fait by tka Thrnheld Lindt* Caouninaa foe rack a dauificatioa in after u> uka tk fim nap in dmlepiap an appropriate TLV <er aacapatieael atpatm. EXCEPTIONS: No wbManea ia la ba eaaeidered an eeenpatioaal tania*|*a of any practical cipificaan which react* by tka toapiratory rootc at ar abora 1000 mp/to1 tor tka man. 3000 mp/m* far the rau by tka dermal net*. at or above 1500 aafAj far tbe mooaa, 3000 mp/kp far tka rat; by tka |octroitowinal room at ar abort S00 mp/kp/d far a lifetime, aqanoint to tbail 100p TD. for the rat. 10f TD. (ar tka M u v w DoMrcdnttMii ( Approiknma Thraahatd *1 RMpntiap Mquktnant. la attar to determine M wkfek mirferf la eleialy an aapnimiatal eardaapaa tor Ma purpoaa at aeei^unp aa iadntrial air limit (TIV). an pproximal* thmbold of naopiaatk mpanie mint ba determined. Baaaaaa af practical eaperiaeaial diffioahiae. a praeiniy dafinad tkraahold cannot ka attaiaad For tbt parper-a of aundaitaattiac. tkia ia of link meant, ae aa appropriate Halt, er aafaty, foatar aoa ba apptet to the approximate thteakeiS. tka nepinde of wkick ia dcpinirnt on tka daprae af paleary of tho To obtain tka ban 'proatoaT Uumhold af oaaplwrla ratpaotc. daupa doarwaon ibeald bo . lam dun loprkkmk. Tbit baoomaa particularly im portant at laroli prattar tkan 10 ppm (ar aarro. paitdlrp mp/t**). Aatardinply. altar a ranpMMdMp by ItprNmit lavaia art required with la tka lavaia at piacaoitathataac taohcMaii Tka amand anp MaMd metabolic raittiaaebip hctwnn < There daaapt IMiilariaaa exdnde awk aakatanan u diaxana cad tricklocitkyiaot tat caacideration aa Exm^iaa: Dioxant - rau. kapatocalhilar and aaaai timm bom 101S mp/hp/d, oral Tridtlarotthyiane - fcmalc mine. tamon (SO,'** 9 *00 mp/kp/d). oral . MDUSTRtAL SUBSTANCSS OF MOM CAN* CtNOOINIC POTENCY M EXPERIMENTAL ANIMALS 1. A mketaoro ta qualify aa a earanepen af kiph m* UIB1 ana af tka thraa foilaeinp in ton animal epadan 2; la. Rpaplrury. EUafc wear from (1) danpm kabw" 1 mp/m* (ar eqofcoiam ppm) via tka tmpiimary tract in A-7.h*ar daily repeated inhalation npaanraa tkroopkaot Witlmii ar (3) from a tuple ImnindtaaHy tfniaea. or Uqdd. par 100 ad ar bn at aakaal mimna rosemary vahmas Fumpltai bMCklaramathyi har. maiipuat moan, rau. O OAT mp/m> (0.1 ppm) ia 3 yearn i Antoni ia tka oa* far ' ba poapad into Area ainaaa. than af , and law patanay. In aaatnatiap tka af animal itamn. aiptfteanc i i af ommr la Mtaat m a oaaplmta impunit wfrkh loprorntr. jatbajotpnaotaf tka rinVYs aail ,9051 lallmntbc OS Ik. OonMLDWtmnear within 30 aak< by Mia paintiap, tain waakly at 1 atp/kp body wei^t ar Ian per appSaaifee far a total dne aqoal to or Ian tkan 15 tap. in a baatopically 1, U4Mmathyftam(a)amk(anaa - thin nmsta 9 OJ3-OJ m TD. in foar wnbn BanNalpytiaa. mMo 13 np. 3X/wk Mr 10 naolkr TD. 35 np. *0.* peratat ibia OUP 0960262 i -- CONHDENTML DU 040572 0P ,tNj APRIL W#1 99 This Rsgs Rs* Jan 1>Tf THRESHOLD UMIT VALUES OR AIRBORNE CONTAMINANTS * * T <W CONFIDENTIAL________ OR N OiUnhllllifliL Elicit cancer bf daily bitok* *ia the RMintaiMtiai] tract. within lix montha. with dt-manth bolding period, at a 4"W below 1 mg/kg body weight par day; total data, rat, < SO a^; ame. < S3 mg: Eiampieet 7, 12.DiaMthyibcni<a)enihTeeene - mammary taaaan from 10 mg IX S-Mathykholaithrene - eawi S mm from Safialf waaka Baaa(a)pyrana, mica, S3 percent Wakirmtai, fraai SO a| TO. IN day* 2. Elicit cancer by all three rautaa ia at laaat twa animal ipacice at data leaele praearibed Car A2S. INDUSTRIAL SUBSTANCES OR MTSRMIDUTB CARCMOOENIC ROTXNCT M BXRCRNENTAL ANIMALS Ta qualify a a carcinogen af imanaadiaic patency, a wtauawa ahaald alldt cancer in twa animal qpadae at deeepee iaaermadiata between thaea danribid in Ala. and ASc. by tan reuua af taainiitntiea. Example Cartamte add Ethyl talar U mMuTM^Iwa am TJ>. CeemimeMiaaL earioua typa fen, mica 40 waaka, SS0 mg TO. Cawrat MartInal, enriana typa tnnii 11 rau. 40 waka, 110-930 me TO. ASn. MDUSTRIAL SUBSTANCES OR LOW OAR* CWOOSNie ROTSMCV M SXRtRMtNTAL ANIMALS Tn gaollfy aa a mrelnapin af Inw pnmaey. a aaheuaaa ahanld eliait aanear in ana aniaaal epaaiee by any ana af thrat realm af atadriiaritiaa at the faiictriag pramribad dmagm and wdltMirwi. la. Rlijlrataiy. EBak aanear 6am (1) dmagaa peeler than IS mg/m* (ar agWaxiiat ppm) da tha rmpirwary mat ta 4-7-heatr, daily repeated bdulwlta iiparam, tar U amathi' mpneare and 12 maltha' abeurratiaa partadt ar (2) 6am ImrxttaabrnDy adniaimin'id dmagaa tataiiag awre dwa 10 mg af par* daatata or Ugaid par 100 ad ar mare af Etamplm; Beryl (beryllium aluminum ailieatt) aialipvant lung mown, rata, IS mg/m* O 17 meatha Benxidine. nriouc uaaara. ran, 10-20 m^/m' O > IS euntht OR 1b. Parmal. Elicit tattccr by tlue^aiouag of adaa ia twine waakly dacagaa of > 10 tag/kg body weight in a btaiegleally inert eehiele far at laaat 75 waaka. ufc. > l-5g TO. Sbtla tar,mouat,0.1 ml x SO - g TO.S9/60 Araenic triaxid*. mao. dace mtknawa, but mtimatad ta be high le. Oaatmlntacikul. Elicit caaaer fiam daily aral deaagta af SO mg/kg/day or paetar Mag the lifatime af the animat ARBENDCC SUBSTANCES OR VARIABLE COMROtmON Si Relylntriluamethytenv DaeampotHtan Brad* IMS. Tbaraul daaampmklan af tha flaarecarbaa Mata ta air taada la the tarnation of axidimd predicta aoatataing carbon, Ouerine, and aaygea. Boeanaa thorn product! dmampmt ta part by bydralyiie ta alkaline aotadoa. tbey can bo gear* I hall rely datenalaeii ia air aa flairiie tc rmia an indaa eg aapccurc. NaTLV ie racemmeeiia paading determinetiea af tha tsaicity af tha predacta, bat air aaaaamuadeae ehaald be -- IS IsobBrs. Tha mmpoeatkn af paelina aarioa poatly and that a atagla 71V tar all typae af thaw material* ia aa laager applicable. ta gaaeraL dw eremetic hydiaaaiben aeatant will domcMne what TLV apphae. Ciangaintly. tha leawnt of ha--to. other erametiei and oddldam ahaald be dneraiined ta arr+ie at dm appropriate TLV (Elkina, at aL A1HAJ S4tSf. lMJ)t laaiem ibid. M. 111. 1*7S). SI Waving Ruamo - Tatal Parttaalata (wocr* TLV, mg/m1 Waldtag fmra oonaat be aiaariftad ebaply. Tha mmpretain and gaaadly af bath are dapaadant aa tha allay batag waldad cod tba panama and alee, tiadaa amd BoiiaUo aaalyait af tan manat be made without mneidnriag tha aaaua af the waldiag praam and ayatom being immlnwdi feature metali DUP 0960263 DU 040573 SIT THRISHOLO LIMIT VALUES APRIL 1M1 hn OP AIRBORNE CONTAMINANTS THI Papa Rev Jan 1t7t 100 end allay* anch u almiaun aad Aianhfm ir< arc ordinarily la exceeded only whan at kaat one aMaibcr of a i welded is * proactive. iatrt inecpberc each u 1 arpso. TImm ana anal* relatively little Ana. but an the acriaa iaaaaaa radiation which can praduoc acorn.,5fotilar praoanan arc seed ta arc-wall tuala. alao craauni a relatively law level at Anaa. Farrow allayi alao an cl c* -- + ar *-=-ate M T vJ arcmlfed in esidianc environments which penerat* aaaaidtrablc fine. and aaa preduet carbon ae itnlf haa a value exoaediai unity (aaa Example lAx.). aside iaataad of oaaaa. Such Alan psnerally an napned of fieertet pcRkln at casorphow alapa aaataiains ni, afnaai. lilioca and other Metallic aaaatitarata dtpmdinc an the allay ayatam inwlvod. Chnaihsa and aiahal cnapaoafa an found Antaioaialic action or potenAaAaa acy oocur with aoao combination of atmespharie oeusiiaann. Such eaam at proMat seat ho dotaraksad individually. Paten* tieiin* ar aataoiiiak ipaa arc nat aaraiiarily harmful by thaneaivn. Patamlatinc affaata af aspnsn ta auefa ] S in Ansae whan nainlaaa atasla arc arc-welded. Scan aaated and flaswond elactndaa an fomulatad with flaaridaa and the ftnaaa aaaociaud with Ambi can ala dfnlficantly aaan fluaridca than anidaa. of the then factors. arcweldia* haste a*aau by tanta ether than that af Mhalatiaa n alao. paeaible. iahibed alcohol and Muled mareetic' (trichlorocthyloac). Potaatiation ia charactariaucally axhihtiad at hi|h aannantrationa, Ian pnhably at law. hopneatly anat ha taatad for individual caaetitaanta whiah an likely to ha precast ta determine srhatkar pacific TLVa an asended. Caochaafona hand an total fiaaa eaaoaatratiaa an patterally adaqnata if no ante alonaata an precast in weldini rod. nataL ar natal aaating and neditiooe are net conducive ta the alien af tenia nan. ban a peea apcriAaa ar pneau charactericticaUy anita a onahu af harmful dnaw. fanat. vapen ar piae. it froqtacnAy will ha aniy faaaihla a attaapt a evalaata tha haiard by aanaaaant af a tinfie iskateaaa. In auch an at, tha thnabeld liait and for thie auhatanca ahould ha tahiocd by a aoitable factor, the aufsitade of which will depend on tha anther, tasiafty end relative quantity af tho other aontaniaam ar4wrily proaant. Meat waidtaf, aeon with patMAvo eontllalfon. daaa net produce npnant laaida tha --iHhj halnat ahaaa S n*/a*. That which daaa, aheold ha Euapln af proaaia which arc typically aaceciated with taro ar aan baafid auseepherie aanuaiaaaw are waldins, antcaahila repair, blaatinf. painting, laequariac, APPENOOC C - MIXTURES aartaia fonndry aparatiawa, diaaal ashatma, aaa. C.1 ThmchoM Unit Valuaa tar Mixtures hen two ar asora haaardaaa auhataaon are | aanhinaf affect, rather than that af aithar in ally, thaalA he liven prinary nacifaralien. In Am tea af IMcmatlan M the aantnty. the eflacta af the eat haande AsawiA ha aaactfarad aa aAAIAea. That Am ana af the foUawinc frerriani, Cl C, h * T, c. T. 6.1A Liaeafo* sf THRESHOLD LSMIT VALUES POR MtXTURSS The foUwwiof foraaln apply anly whan tha earn- panama in a aixare ban natilar taciaalape affaetat they Amid net ha aaad for aissaree with widely dlffariai roaclivilfoa. e-L. hydnsan cyanide and aalfor diaiida, la aneh aaa the foaaala for Indapaadant Eflaeu (lAa.) ahcoldba and. IAa General aaaa, whan air ia analyiad for ida adty, than Am threebald Sail af Am i C|Id he Mnidarmf a befog eianded. fodkafoe tha T|ebetimd ataaapharia nanatrslfoa. and tha nnapaasdiflg Aumhaid Bait (an Esanpte lAo. and LU.). a. Addllva tflaata. (Note: It la aciantirl Am tha aasniphan ha analyad bads qtaliiatiealy and puatiiaAniy far each lapaisciat preacnv in arfar m rrahjata apUana with Ada calaaiited TLV.) Eaaapdana a tha ahon nia aay be aada erhan there ia peed lent a ta halfoee that tha chief afhtlaaf the hamful nthaunea an not in foct addlAea, hnt aa whan pnraiy focal affoate aa AftM arpm af tha hady are pro dan f by tha vanan can* pooiota af the aimn. In aadi nan tha threshold Unit iL T ii r_ 1 T Exatnpfo No. ULu Air aantaia 400 ppa af aaataaa (TLV - IjOOO ppa) 1M ppa af cacbnyi acatau (TLV . MO ppn) and 100 ppa af 1-bnaaoae (TLV - 1M ppa) DUP 0960264 CONFIDENTIAL DU 040574 Amu. tool Title Faya Ra dan 170 THMSHOLD LfatIT VALUIO OF ARIORNE CONTAMINANTS 02T P04 21 & 04 Amaaphrrir aaaaanimioa of nuiart 400 110 100 - 450 no( Biiin 400 ISO 100 Tow^ 0 ^MO-04"0-7*"0-5-1" Thraebald Haft it txoaadad. 1A4. IpMill MM whai the Haiti of aaotaeueeat ia a Uyeid nixara aad tha ataaapharia aeapeatdea ia n*uyned ta be tiouiar ta that af the origin! autarials e-gTed a tint wtightad mrip expaaur* baaia. all af iIm liguid '(aeieai) adnre avaaaialty eeaperataa. . Addhhe afhcta (approximate aalotiaa) 1. The paiaaoi aacapaaiUon (bp weight) of the Ugaid aixam ia kaawa. the TLVa af the be lifted ia a^/a1. (Neta h order ta eralaatt eoapliteae with this TLV. field tanpliog tanae abtrald be altitrated. ia the iabsrotsrp. far taapaaoa la thie apacifie geaatltatlro aad gtialksdro air-rapsc alma, and aiaa to fractional aaaaaatntiaaa af this atixtant t^ */i tbe TLVi >/w the TLVt 1 x the TLVt 10 x the TLVt eta.) SOOb er (1100) (04) " 650 a^/m* ia heptane 10% ar (1100) (00) " 190 a*/aJ ia aetlipi chloreforte 20% ar (1100) (04) - 240 atg/n1 ia parthleroethplens Tbaaa raluaa aait be samertsd ta ppaa ae ftUewa: bapianei 6S0 etg/et* x 005 162 ppn aathpi ehlarefarat: 190 ag/a* 0.10 * 70 ppa percUerMtfapieae: 240 ag/a* x 0.1S 39 ppa TLV af aiun - 142 70 39 - 271 ppa. er 1100 ag/a* lAX. OtdapeitdaiM KHaeta. Air aaauim 0.1S aag/a< af lead (TLV. 041) aad 0.7 ag/a* af aaifwia add (TLV. 1). 0.1S 0.7 0.15 - It 1 0.7 Tbnabald lini! ia aet acmedad. 10. TLV lor Msturw ai Muter* Dusts Far abates af blalagiadlp artha aiaaral gmarai faraala far airrwra aaap ba eaed. the Far atbaure aentiMag 00% aanaabaatlfena ale aad 20% guana, the TLV far 100% af tbe ainn it glrea bpt TLV f. , <. <a TLV, + TLVh TLV, *"TLV, Esanpk No. 1. Ugaid aaaaiaa (bp weight) UK heptane: TLV - 400 ppm or 1400 ag/a* 1 ng/a* 045 ppa 1001 aathpi thieeafetat TLV MO ppse ar 1000 agfe* 1 ag/a* 040 tOU penhlarothpit > TLV -140 ppa er 474 agfe* 1 aa^e* 0.11 ppm TLV aft 44 14 _M 1400 * 1*00 * 470 afthiai 000041 * 000014 4000JO 1100 ag/a* 000077 EaaaadaOp the aaaa reaelt >il be ebttiaad if the liait af the atara (aaaa) taade totapamiae it aaad praildtd the affaaca are adUthe. la the then eeaapla da Unit far 20% oaarte h 10 i Fee anather alaara af 25% diiaa. aad 10% tala 25% 25% guana - TLV (pen) 2.7 i 25% Mtrphoae diiaa - TLV (pan) - appcf 10% tala TLV (pne) - 20 appf TLV 045 042 04 *FFrf 2.7 ' 20 * 20 The baia far 25% gearta Me 9 CONFIDENTIAL DUP 0960265 w 3 DU 040575 sa r Pact 32 threshold umit VALUKB OP AIRBORNE CONTAMViANTt apru. ieei Tbla Page Rev dan itrg APPKNOOC 0 Perndeeibta tmwatane tar TtawWalaMed *WH (TWA) Unrita Tka CurniM TLV Factor ia the Table eeu* aalMalty definee tha aagaitade of Ota penaiaiible as* oimai above tba ltaiit for tbeee rataunoaa aot given a "C" daeipution; U.. tba TWA lunita. Emaptaa bt tba Table abew Out nitrebaaaana, tba TLV far vhieh ia 1 ppm, abeuld never be allaved to eioaed 3 ppm. Similarly, carbon tetraekloride. TLV 10 ppm. dwuid taw be allaved to eaoeed St ppm. Bp oeanaet, dieaa nfaatineaa vitb a "C dmlgaadoa are eat rtbject la tba auaauia (actor aad awat be kept at ar baiev tha TLV aeiUtig. Thaaa limitii^ aseanian are ta be eoneidered ta provide a "rulnef-tlurnk" peidaaae far Uatad tebat.timn prtMi-aily, aad nay aat prvrida tba aeeat appiepriau wcv-maa far a partkaUr aahauaoe 04. tha ptmiatlbla auaeiaa for CO ia 400 ppn for IS miamea Far appiepriata axaurviaoa far 143 aaoatih Paerwyiviait Rain ft Rap, Chap. 4, Ait, 4S3. (too 4.7). and '`Aaacptabla Canoanuationa." ANSI. aaa Oaae NfevAmm Cviva vvvhlvtda Titauthyi kiaim Amm Sat'Mae no l M 3S MM c1 Cf 9mm % t LS US an - Mr avn tana S SI It mt 1 1 Kaaerataa Fa Far all aat baafiag C aaeati UV > t-1 (ppn ar ngM*). TLV > 1-te <ppm ar au/m*). TLV > la-100 (ppn ar agAn*). TLV > Mt-MOO (ppn ar agAa*). I S --U Tha amber af Una* dw wnta shave tha TLV ii ^p^nnilmiAwnJ In ipiun Lwwf, vsinuf nwdin aw^^ Wri^ted Avenge TLV. Tha tMiaalagic hapananca of naaaaatary pack aonecattatiofa dapaitda on whether the wbavnea ia (aat ar alow acting. If aiev acting, ae far gttartr. lead er carbon nanaaide. nanaaiay paaka are of no tocieaiegic aaaeern provided, of ooune. they are not ntienomic. On the other band, (aawacting utaataaoee that rapidly predeut dbebUng aareaaia, tg, HpS, or Meierabie irriutian or aaphys. iatiorv NHj, SOj, COj. ar initiate aemdilation - tba erganie iaacyaaataa. even "iaataataaeaea" paaka appreciably above tha paaniaaibla eaaunko. ahoald not be permitted, ndan iafamatian atitta ta the aantrary. Otkar Mara (pacific nceraiooa will be developed in (ha fiiure. AFPtMMX B mm NtitaHiM Partfiautatta'* TLV, SO npprf ar 1 /** { eul dnt < 1% guana, ar, S */* Alendan (AIjO,) falrinn larbanati Calaian aOiaata Calhdaoi (paper Ibcr) Portland Caeiani Carnaden (AljOp) Eanry Clyaarin Miat CrepbHa (tyntbath) Magnaeha Marbia Mineral Wool Fiber Fantaaryihrilal Planar of Faria Zinc Sterna Ziaa anldo doit (p) Whan tenia peritka are aat pratrat. eg, gearta < Mft. Argea APPCMOK F AaphyUame'* Hydrepea Noon an af rapid dbocvroadiag earn t for airbaraa aantantaana ta tha verk lafbnarprnatianaf mndtlly "inruntanam* paaka aril. Akhaugb no general netenirt, ana be eude tore ttag all aneapattaaei admaaaaa. the following (aidtikao dioeld prove blipAd. aaaMaiag pack aecaniom eeafotm M tlaaa alighted enrage TLV aa aud I Ohm Canaanramv 1 Etbyiaae Haibna Prepjdaae (g) At fofiaad ia S.1S APPtNOIX Calielatiaaa for Caavanion af Particle Coaaa Can, ceatrkian (by Staadrrd Light Field - Midgtt Implttgtr Taahidgeaa), ta afopaf, Raapirable Maaa Caaannrttina (by Raapirable fMnplir) in aag/aAt 103 u V v DUP .0960266 IVIlMlflluim DU 040576 AMU. 10O1 103 TMe Ml* ftov dan tf7* TNM3HOL LI*IT VALUSS OP AMIORNI CONTAMINANTS 2T 'HI 21 1. In 1H7. J--hua tad T--ih.t dtrivod tn mplriet) nUiMr f 13 appef it 1 aillifrui W mpirabla feat per tabic aur af air. ImmJ an 23 HU af Itapla. HHtlr anal few. The folio*if* aaitalattaa maht in am o^untltoct at 437 appef 1 af/a* at mpirabla Aut. TLaa. tn tp. ptankMtt ratio at upper u 1 */* of mpirabla dntt it tuppttod for wnmm at TLVt fram a amaat to M bait whan da deadly ud at audita diiana ban amt Ian dattmiaad. b) weight per ptnklr " ol * dtntity 1.77 x 10"'* an1 * 23 x 10* mj/an1 * 4323 x 10** a(/paftiaia e) 1 partida/ft* 333 ptrtklt/a* (lima 313 n ft 1 tn a) 10* partidt/ft* appef " 353 x 10* partiefa/to* ai|ht af 1 appef 333 x 10* paRidt/a* x 4333 x 10** af/paitiele 1 appef - 0.137 /* a) Amip daaaity far tiliu aanuMnf dato si 33 la/a1 (3300 ao/aa*). Palaaaarr tipUAaanl dan dtaitia arr vary ban 13 037 apprf 1 aif/a* ar apptaaiaatdy 0 apaef - 1 a*/a* pa/ca* far aaal dan a 3.1 ^t/ea* far 4. Epifaalam TLVt in appef nd a*/nt (tapirabie Pardtad Cm an. SUiea daatilfat rary taam 23 aaa) far Mintral Dam (ttotrphaut) to 33 (erittobaliu and tridraito) to 33 (alpha pint) m* par an*. b) Tbe nw aadfan dUnaiar (aaad) af pardaia nlfaatad in aidoat hapfaptr aaaplan and aaoalad bp tba nndtrd lifht Qald tathafana. and aaUaetad in a rtaplrtbli aaapiar it ap pwiamly 13 an a 13 x 10** m. Thia aampUaa ia. af aaataa, qaha arbinary dan da and af all dan alanfa la pta earfablt. dapaadiaf an aany indtpaadaat paranatara, tnih a nam af daat, aga at dan aland. 3. a) ool par panfala 4/3 r*t r - 0.73 x 10"*m - 4/3 . (0.73 x 10*4)1 - 1.77 x 10"" tn* II Il 1 I I i CONFIDENTIAL wm Oi m wm m utaiM DUI 0960267 DU 040577