Document O3a5bKXYxkxG3VmR0jn4vLo6L

MNeOwYNorTk SHtatLe DYepaRrtmEenVt oIfLEabWor tene o Vol. 28 February, 1949 No. 2 PLEAXINHTIBIFITF'S WCD-115 THE SIGNIFICANCE OF MAXIMUM ALLOWABLE CONCENTRATIONS J o h nMEe.dicSbaillys oUnn,it M .D. owtdsedsisecontutvsteeeaoahdtbTnvatnanareielstevkhbcurdrrtlmeaialheeoaadistnrtitspriihugifdchonmoiaiheimsfenennnlrlselsgyodenf,dsiotmnoitnh,unosftrweprdfowtsiehotauhfinehicniifiesngctiretthaadheraetclayurcaixwictpzobrshapuertfonblerowreruederytiatssalkahiptlumsnleiittrrncchhgooweihihgnelefestyaoentabghwcrtachemkieoithteiloieimmliiragaonlnnmasxhhn.o.egtniaioesmnoscsopriTdWastytofhuatbhmiemiyciceoitnmrts.hoeoenehjnenune.ahctcrttlohaehehephlfsooIreneaenttwdactsheltrsleeoaaentdaddhbxpteb,iaflireoioevbcaooltdniomryefgtsyrscroauoettttfnhhhhgoosbntogeeeesefr mvaoaastccnmrttbthicdohtaifriohhnhneieosnihaaopfyauyotesriegebepethfllTsrdTlnpmlgnt,aacauenoremloeece,tikhihmeumairtserbtolherrbwgeamr.rhfeuietlseten'feenarnoeoarieis:hnewieianstirsnnitdetsdressrhsigUppnenmreeeocdatotaastdr1asrosaohfwngottotrs.na,crvt)oanifikrscitrtmclooriasa,vidibu.butoetieaap.lcspnlbhnsheSdeuepgsreanunhelasentemsgieupltaacaenara,nrntgcetasmsfisohebtslsiochBzodnaaoiecnoltnsoegctectolenosto,roafeoioutbiaullaoslfrucoed,fxabsnwtbsreettoiracinmooasshn.indeeiicnueatocrhcc.vuieniteutmsirrnowionaMlpOrotelctecpelcunaeamrhtbaSiasioCfxhecirsyednrmng<ssAuegerloeuonp.oenuilrcgtcrbhxctpbnnetrCpifattantieamtoyceseaotpvcrhoastogmholbA-sstmaalsurettlrrrierfahreelalyismtnesemstebytdensisopenieadopseoasiseoooceidauacasznpraoafdnnagetnturpreavpeseratrhtemhraoai.ta,sdsateerlsvriaeofneotionrearwftciierdrrgtfavrtt2ai4wlnmtoAlsineahh.uniageooeec)hdtnifcgcfhiessnoeshadrltneowsuaohyetkoyipxfeeiOrnsscbrr,rsinfsierawiavsaiace,nohednipntcmrretrocinuvhmnoeeie,gcejtimsavlbdsueonauoidcacrauuertigderielorffsnemiiercebcxmcedyahniopv,iuenmetrhoepodaclhagtomeshetai,mynur,heitpnrtafdcigeans,sasaoesscddatolgieiise,s.adlhlmenfdwasngeiosrltonanspeutgye,fivesseamfwiseennutdyrep,,sMecldtencrigrsldfdhcmtlraaasiilttaiiliraosboraouuotrdbseoi.cli3eheiekaeorrepuinlilsaanelasrindyydden)eeessessf-,l,,lt, the* PGrreesastuetrerNi eawt tYhoerklXStalifeAtynnCuoaulncSial,feAtyprCilon1v6ethn,tio1n94o8f. ptmTuamadacfofthruolnnornufhilaaaorradndodsettttbltwceeehsalerrrbmee,eevantiiromaxasbaranaaodstdlpllrlecasereeiyaaodteboodwtuznysewlnuiuaaiwcarenssilelmrosnhxtwygierhntwmpetishthecinmheocgoieeraesrecaperarnnondiohnlkrmsttsdloserivthtnlaaetostoeeahate,tmngfrocdirisecgtnoghptatcascnhienpollnobtnovilseinarnyneqgirsaenerzegrduepesceenbtbeiesobhedtlcyasyeniarsye,oriasattirien,rctanhaostocescnatineenihnruontibvadibemmfallwe,leuewttterauhphgasmicadtlatbloaehrlhaasoenlaeratetestfraefatlaxs,Seiuhttdeboeptentldohldoaebddeoncebrttfa.meoeisoiaesmerarxenmietgqsAdiaxaesnwtcaeuai.mknspesgd.xioteeopeeaa.irdnstmmnsrtkThu,iasceoeufehebrirnosesemndilsoe,sessr,t.^ miatsrobsraotilwitshhnmiheiuocmrrnmehaemaeyaecnIudaimrnmnthisntcyaamth,erimhaoltiatneeasaenoottwnnpido,isoarsernoiygoridhlxdanijvlnealaeneiniuo,eebtslcisncpselawdrrp,uhd.geairdoeut(iotatitrrhrxfahoatibuotoakoenhrslelustrieemreatdiospotbrctoiolreatuc,ceisitenyfasnftiacosseaefoskiemrutpnesvnuctnbetsstrcimcehceei,anorastleslsbesabdcanuowns,tettultidhanohtinb,tthpirgsriheererloanyihiwyyretrctcdtvbgrmiiheihonhytaityo.eanoanetcig.mnectrgteashin,ahhrSvibnosalevOcdesouoatnosnrveitietinkrctdyrlevibsrhiolohedeyetndaeelefnowso.drnoderaoemaiot,dtsastn-olthdst,rSvhechaemrtineuoeroaesieltrrrnivitomnsteopxrtk.rtm,iixeccprpeseenetserolillaraufeyicgeintTsnomocscassausianthrorotuasstlicet.iyhuedabtbihcmaueornnmsenesanpaexntOrtioiaadapraacmsxsstmncnatdmthiieopcetcpefauooieatnpmtameonohrsunexrslrsiiitdneesesssr,, mssmmaeedmonuufnxooriafooebAcdenteynnslsrsceo,nectottdahciteuonxsinasvmotooiablhcdennntuyeoueenp.ldslrrymtouatutohSitoyaecasimdreolevaololulmanyenaanycrmr,,cysseisacinihraadrunselgbosnoeiumoskofwnrubnearinauenesleletntrlytivpvxsaaodtieeeptonienleeranriofct,cvstsrseeeaihieaiucstsdd,nclohor,iehpemratnanssthtl.rtsrlhmocyioeyeinesredtpOaaihtedotlectealetbraimeruhoafnot,mttieibniddoneoctrleyuoxrsseneon.ul,xpixafcceliodestttycxTioisiturevsshptchofaeooetfehtinobftehssfhsiiusfcenlaeeuatirtislhtciesnbiyrirttek.sth.acsedtoateaettaeeTrroolnIbgftftexxcetiohaoaa<iierncSe--fd,^2Pj1f5*j^I4; 5 M O N T H LoYf ike R E V I E W DIDVIESAIPNONANDERWOSTFAMFYINEEOTDNYRUTSKSTTORASIFNTADLALATHAREYDBGSOIERN E N30E WC EYNOT RRKE 1S3T, RNE.EYT. IndEuDstWriaAlRCDomCmOisRsiSoIner hYTDHepOuMtyAInSduFs,trMiaOl COoRmEm,iJssRio.ner Deputy IEndduwstariradl CAo.mNmiysseigoanearrdin Charge DepuAtyBRILAnOdHIuASsMtBri.HaHl. UGCNOoTOrmEDRnMiAssNtoners The Division WLMGAEEARIOLOYTNLRHRIAGAU.REMRMDFAC.JG..YKRSBEEETRUOEESRGNR,KHBMNE,U.C,DRoE.CG,dnheM,geMUimend.nieDiciecat.ar,lilInDnUUgdinrnueUiisctttntroiitral Hygiene LEONARD A PE R R IN , E ngineeriBnguildUinnigt Plans 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EoCbNIESSMIgI1T1nnnfet9.9iuaeoeeeedrdd4l4iplor,aernIdsu8uu3kpnhnknoei...1ssscelayddnettt9irl,W,rurrnlma,4,iiiSesnKaaLa0aeiL,tdJllrll.u,rnavari1detzSeMamHW4vTwrnloorme:yeo,,liefsAvAgdgxan9eIiEi'..nictcHe3:ncnme,gin6odtn,eTLel:MoTue,oVoBtes.,sgo:a/xpNsDatiy.xlirhb1picC,e9iieeeFl2omawi4to:r:r.ole6,i2mLusscrgS,.5MlmRim5remme:N1aotCneiite4psJnAtodesnsooh2iorvi,ltnntc8y,u.lrseooigMt2yrmna8wonema:b5RnaIMta,8r1eonliebwn1r89dsal,oai9,a:eprcu2fn4ngok1As8d67Cti,nI9ts5n8unrs4o.,MWsig9ed5ant,uo.uAolScotsIosFeoeCft7ntdnp,eHr1dmttCbVi,Ser1yauraameaa9lgsuOtnrlf4tiiabutcHe,reo3atreeitnon.yyiyaLsrtnes,.l-... vas""hnLHieodIewinusgs,lhdLtlihTuynhemoaxTabvNioneceoxr"v,iaacenrp"mtTapictmbaeulleaecrarreteEbes1dw.rRy8ia4aRinHs8lAs,alTtiihrssUrsetiTueMsehdreiooscinfnowrPtdhaaTseicanoabMtlnlsue,omenL3rntrhaocluuryqn.nudRdeeeIrerstr* 1 MNeOwYNorTk SHtatLe DYepaRrtmEenVt o^ILEabWor Vol. 28 0 iene February, 1949 'a te . No. 2 THE SIGNIFICANCE OF MJoAhXnMIMEe.dUicMSbaiyll sAoULnnL,itOMW.DA. BLE CONCENTRATIONS towsdsedsiecontutvseeteaaohdtbvTnatnanareielsetvkbhcudrrrtlmeiaaleheoaadistnrtitspriihugifdchonmoiaihiesmefnennnllrselsygdoenf,dsiotnmoitnh,unosftrweprdfowtsiehouthafinehinciifisengctriettahadheraetclyaucraixiwctpzorbshapuerftonblerworeruderyetiatssalkahiptlumsnleiittrrncchhgooweihihgneleefstyaoetnabghwcrtacehmikieohtteiloeiimmliiragoannlnmashhxnoe..gtniaeoisnomssopcirTWdasttyohtuatbhmiieymccioetinmrthso.eoenehjenunne.hactcrttlohaeehhpehlsfoIroenaeenttdwactshetlrlseeoaatndeadhdbxpt,ebiaflireoioeacvbooltdniomryefgtsysrcroauttoettfhhnhhgoobstnoeegeeesfr Basic Considerations 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pwaticctttitdrnppcfwcttfutwimtaahnhinhrhhhnaaoueourleleevonaooeesooeopuoeeiglnmsAtcrgSIentdsrltrsmebrrisillitteyaereskieoddiwekktspomrrtdlanaslncnyfpwheomaesdrlelelenivgisitcoaytseeers.otrmusnslhhrrwtaooeeieinleur.ttrdtesusoinraeaeakraoarossnrrhaywttkpans;aninlbierhdefmhfhegltTelnntgoeoptsisddneoiiieoxrirnstmsbr.oieohblbtorottitethppnt.iatvoaanaohiectmteautcnmhuimihonfaaiooltieLIogenctcraetsleamgtitisaa,dntndleemevotecxincivfuhtithootoiidmoatt,eneoitieoebaesniorhnsaelron.mssfstndltneedlaieaoxsearltanttwod.sonlimeanhesmItsfinoaosftacrmolwhicwuanmooeniesuecnstncghetisftle,erettroe,ihemanaladelpoeielssiclynnolfpdlcianotedltpmtfstuehitdhtehehnftuter;xaenutratnbiMsuicnrrcoeeheioeheremdraoipsl,oosomabsieesaepidxwactmeynpqtAmslnprspauolaiewethlpislru,twsonuylopcctnnasCi,rebfiaeasoecouocytsncrtflugcosnaueihrsthesrpatralcedfasgprehymofrhtddseketpboslostteaok,oioeiaemtsetihenetnfrostptniaorieennbhhirentPbieseebaenelctnomr.nhddstve.rmierca,neahionsofmcgeeoeeeucttiodaioeagouoapfrxnanffspaMotfnmrridvsoowfanrhnpsepttenidyaaniuciohttprpairryceefodoaharlhtehesrleartariioeoaueatnlortsiiavsdrneiy.nltipbyridmtrnntusbubatyicvreogiaasmrsoarteitoeraerituyeetotnpelnrIM,pithirnesionelanen.pnezacaogoatieasxotadowuexotstthogtrAolrnpirhhiifaefei,tanonfTpnefnotsohhcteacrCsestmhhnedsif,ngoloiarhnhsiftieedaftoiilccnelnoe.fsnopudsnoconeiyitrhaorohortournseoelutgrwtdoislnoepsitrnofcfrnlscInhbntwrbischcysraietladatuatoddesogduhootteebtturimsnrgbhihpehhaoreuotnandltealseytiihnddyhhyeesneeaeessfsrtf,t. 7 .mhcwtphpwrpwpamciicictoWeftmtabmaAtpdoeiateFibasttwdsceticiiaoauinnnohrninhehrnnnlaylieravnttilv.eaaairaxpanofoeiioffbo.uuaeaszoiialgrhdegrgexulitvecgesgoScsanuemettrsrelng\ppidonInwougniililuecrptuertlnatielfthclauyetitenattlldrlsontnesidatayre\.oewrkot.ugictrriho-icbideatrl,nrhtodassmenrhceeaeclaauuueontene,bdaohaowsae,rtis,-ayxrrtasyaiernswyasfe2tslstidancsmraeiucwpewtsAeetfeoddctropmarlichhieAnntgowescitertn0uwetutetlc.yrarpcre,idraoiurcldltohdmiltiieimlcdseasgntcpnteeiiosmblsoveuibehy.ttntnloyeirreunhseneriicitlreuetnehao,hlwtcracddrscenesstnsseeigfegoescnIfthsmuaswotieosnrheantoialltuotahtoteneesapdctahutincuadglsrtinuniobtmarvmnmdnrspdhtnsnenadbvfoobnotritnhasserp,oacwnfrihtilovcngdeadoseniudiuuenleaoeb.clanreuiftfsnm,gvtoeduewdolaatrolsimocyaragiybhogthaeoortecetantrtlutogfrrrdreilnncceduzvetonerfLahohsthmasaihjdqednrasteeeenoiubaukwDttaporiosoctegdesemescn2sttcefdtsgvetaheetaotetruaeett,,nsraotvrahebmlhcnoodixrhuetr0cahrcuedfettctadinerovleaidhmnnMptateaeheierlpnnioeilfatrs0rhnooeaffrsphcet.llarovrnepteonorhetetfefwtetouapaooitgolrdlrsnnnuemdairohirnseeraneAorrtneyrpeesncivobacsrarasibpearom.dcntetaiumoacpfiiocdnnvt,fscoleFgoghuoidaoiubtctandtgnrsCtlaeasthmwtyithrnomantnhehotiamruapcihnkaaiMefloeailfebprlmoivihonrtitotesaenneliooooeu,sentaneerhnchteolniottnnitoir.slwsiietoeeheranstftldhdnisoarinsunenmtlsetngtathgr^Agoereoiatipysftpqassyehodfiohues.oidenbxaegink,i,hyhboermesmrnit,etoadFulsuoetslaexpwaCepxvtnmaponwgtelucetsraaeehrlescapobripsdapyienrn5tfhpeeootaa,,alm.agerarcer.wfesv,nxAelinnk,thrloiietoca0\horsyddsnmoeortuayedokrrsahv-fnnaeectaafsiiaamnuaicrayblTtcaso,.r"paedsntotnsooefnsefortseettl.nokiFiupmapnour-pmhyngmsstlhutenmtearhnaresiropfhdinndswkoroemsahessaltitocoaiateeicitsrtioCrynaaaienoitlstsesmbnee,drvirhcirMelocvehmudmrttcRmog,rotyln,utfoweewteut,btlasgiaekdieeitoseslcroo.wa,onhhetorb.hcwnnaesrnfssibepreieeeirohwAeustochknoallipoinlgceaeeueeaevtsactdhtco,,geatuatiendaofreva,rlsimsiTaoafedonomxitcahgmldhhlenCopecyeierairotnrrtcvibtncaaaetaliafncxnpksiafntoneirenerthdehnfveeptphnugrahmieelldorpnntronosaiwi,maieaeatafnrnwceeetrasahgerobltl.emsneocipgaihinlitntlodrrcsntlyhrbspoeasiameitgtolenswieysseeeu,mcip,hrfrheidtanyotimpiutalrstdsseloeniau,stlhgoedyhneii,notaflitmenetnoaeeoapnvhrheeeanp.qcrrnedrrthslptlmabcxwespumgit.5dxerdaxrcnieaeludutioneeesfmolsr,utliouols,iwtsearojvpceeew0prltitisbllaolae,dkenseitrtlhohscttemovwnioelaharicyTrrui,hdserdsyedooeaand,,gtiavhnoetentdlecmtengontgptnotsptes.edelhnpvnssus:dcyoisahhthtiirhn-animehnithuge!stdrncaudtea,eixavehteutcoiaeyttcaaafeearemist.stksbesfeosndasllcrerTcisnaohiptteepeaerarr1itsflinalyekt,ofansbtaoterieoum-niranenewterueqdotrnliwoitwaoihrelfvsoeovetescpraylednrnhcvlomstcqcvethaecsmmuicelssiarhdeiaotsnfnhcaicnmhaitovoupsncuinryuiopurttouisooodmsardtferphtapusouaaoaueoazbeetitutrner-eittadleiloilmurwlriaahcvuaebookaeoyexktriusinranpenernavtaniwillenweessriirilonnnlehndnyaeyyaeeeeaeeaosserssfr,frrt,t..ttl-.,, ssAobhtwbssaedibthapnlahefvtaleelohyfiefisfesnetOnleeweioeoalrdmcctglsmlrnll,ylwhy,tulmeyaoeoobaatoonrpwopihirwdinefnfrfdnlrcrerikeuieoeoocntotdtecafcytauchaaanmahwrhba,selxlesacerouidfdghiototo"rvtwtcuwuuieinamhretvnoarrrct.ooaheahteeeoncialrthdilnlecthstdclyeeoirdhuamrdtnbfwsaaentoecaaiedunngptfnhepctruigsdhosetpreacrtapseetetcounaaattrinaaeldsircoiai.ombucrfetnntukruyithynestseceeci}esBte,osduertafyoaaanigdlenrttlalcdfr.lhevuctiiaoresbqeaenupizpntatyslIucsmoseuoconuqoeebsaestwfoblnunyhtinpfbbftsevetuo,eatie,teedserosraartcda.nitktenoinmnhhatuoise.xicaesuigeteonerseiianbysWnnd.tObecsatatsgeocomoleolnhniloafrseaeanbahtfhodnhtrMyepeiehfeaiimdexbdpsdteiAesperrepvaxelooaCmomegodgaputsrpateprsdaosuhuoekessereosttresrrstaidooeddeer.t,rt TipomstttabcslatirladleenohiiriineiuoplorefxessgohudluegymashbevhnptIpohneelmuemlavewnpjeelsywetyerodenriratdlprcmhde^arcootaplociararagiuinmtsapnfooanaebbceoltsateltlticinritlhpfyielnsenhnosoleceoetcarr,ygitnognhaikerelhwhnltctutuntaraehdshbeauihcieascebweiindesdteuiavnsrboadtMinlooveeheotntezinl.itlnhratssbesownfenasvcAeei^ruuaanrrdroeerliCoacfsrbdalCtiaompautnntovawoirtnehaobhttisthskbernisrirsdeultaetrnneeiteyehcrtisslonoopmrrioitsCiietehcfnatf,tneurmnreoyfoupasgloivsogwruttsnlen.amldnMtnppuhraihmasrehcmaweieleocseytnaikneFuetiApthwrnrslgichinnxwdnateeooetaeuhtifhCtebipetstuosernoniroriodrtseed'oattossnhsamgrihiabrwsttionc.coetehptthrenseieoaaiufsrinhaoeoidafgsfvaxwdk..slTavoirnpsoi.rahalepecevnceerhehrsrtnrhneTnapmotcoie,weLrttf,tcrunihaaihfyiioinasoahhlaboeoxmtsfheaeiftlocrsfnaourtnteiyotcoeetouoktbvciidn,tfvlwacslotxaycnaeeee.,;instwarnutbiier,reveairciniwlnwvtsotsicsatbeotmhdhbilocehunlslsteiffeiurehartcioum,esoetoh,gentooa.homfrbfnrhwassuihndffatmeisetpaoantssutgtnrtaslmeeeomapentapdeesendssnhfdnglliacfstnaactteiaemdaoucroaeacbeextcnuvebbaoebsntbryanwasltiyoedeeeseeesf,-.l 1. 2. 3. 4. * 5. EbCoMNFSI1STIIg1nnnfet99.iaeuoeeeedrdd4l4iolpre,aIdnrsu8kuu3npnhkonie,..1ssscelyanddettt9ir,lW,rurrnlm,a4i,iiSeKsnJaaaa0iLe,t-Jdlrlll.r.nuavari1dzeSteMamHW4uTrwnlooerm:yeo,,ilefsgAdvAgxan9iiIeEi.inctc'He3ncn.meg,in6odtne.TMeLloTu`.e,oVoBtes.s,go:aJNpsxtDaiyx.rlbhi1piieCc,ie9elea2Fomwit4:orl:o.re-6it2muLssrcgMS,l.5mRm5iremem:Na1oetnCitep4sdnAJiosensoth2ooiirvs,lctnnt8,yru.lseoiyogMt2rmna,8wonemo5:nbRaIMa,8tr1eonlibey8n1r9dansl,oa,9:eaprcu2nf4gno1kAs8d67Cit,n9It5n8sunr4so.,MWsi9eg.d6atn,ou.AuoSlcotsIoFseoeCft7ndtnp,eHr1dmttbCVi,Ser1yuaraaemaa9glusOntrfl4tiiabutH,ecreo3artiteenonyiy.yaLrsnies.l,-,.. vas""hiHLneoIdewinusgs,lhHdtilhTuynheomaTxaNvbionceeox"rv,iaacenrp"mtTapictmbaeulleaecrarreteEbes1dw.rRy9i4aaRinHs8lAsa.ltTiisrhsUrsetiTueMsedhreoioscnifnoWrtPdhaaTesicanoabMtlnsl^ue,omenL3rntr*haoelVuuyrq..nnnRddeeereIstrr 8 More Toxic Than You Think yttterMisaironkooonaxauouin.tlniutlcisyiegoanWdhnfareocseneloryje.dmowm.lumbismiss.palthiElenlonooAvdbngyuyeelneosdhasehmfonasatblytvh,apvheeelpeeoclnysbohfbietmnaetestoenvhcspndethaeseslnseunetdddemmdgseeagtseimcwteceinihgrsaoiatntmetnlhtsmeieanidpnrnaicaiceAraaavyadeluilemylrstsnltfiieiortSwscuniontalaoestam.mlserdtdikmpaoTeeilnnneixrhindtnpehgtsbheeoylmxEreeadspisqbatsetioe.xausndsmbiicemupalesermnuemdaifmesnonaspdlytjhlaulooamleswlnuxnotaoipltwndpytseaglbrpabab.ieirmerlneeedTevhdohcneeiueoenntxtmangtetctcrrailoaeomoennnnmsigcitt.snoeraeoenarloIddyff ibmusoptgscmaeaotthdcpascumotmmttoarnehiieohhiiebxufirseaesiuceunuomtnavosgaareaaoeTTegrslnrcmpucsTindtcsihtpeerdlstrhyidyenueuaeevteiahhehokoeeohnrercudnerwldriorpdtiavercodmarbeedbrwnanocddgaliineusradsaeoaavmotosdeltseosfneowugisweetbtsoncs.vltnaoirntointdhtnhuifbteinehhikuorhaehaircAtvriogrnandcolxrnaesgrotometdirttniedeeiearhthesavtaceilhtpcaustlmclylpanxaasle,isadnthtedieaaloeoeroacyueilhniotnploeietemrttosarmoprfondhtib.srclileheiexdfdatilsdtntieolaacoeosmyseneTinauedoeipmuetmoedfhmtctp,.naisiuisgeldddafuisfothscsofruei.tvepoeosoiiciftSorsslodiihisfoeatonrefabltercylscentnonfprsun,rpihiosrisenubsnitrlcoeonenstrcaeroi.teah.eqreee;plroindamsneethstma.nnfscaignixauhh,osevirgseeoTttthTaiunctedztperhieveottieavnhi,naiareonoooaihhosdaenbnohnrleouesaskonudcnnlrnirbuegesacwnaedmdrznaeemdtdoflcdecatttstoynywuaidttdsnwaonshonedo,to,seodfhfvcirphsomhbdnuoee,ocwlnmdfdieeaecbteodwifwwaardttaesym.rraisednlsoirhehe.uisbgfiitunf.nttnhiththatdahimpeoewslbonoiThodoetaocaTediynenuletehrryrrodercsxnnausnhhmhtaenreassheowrhhssatcbidraatiteeesuetaoixtcier,cfiauoetlsiteofoesshwhdrspofethipoyihhtmrstnnelsnnwefoviseoineeeneeyhoictitosopotntaaaaftfsersartomsohhaiuhifhlfenayissflnvaddybenexeerueuleodirhcofcpsoladfedsehbecniitaslloegrahtfaoulcluohrfdtctsbileoceiorosuuryzswaohgneidtdtsrereneecnurftyteita,,fuihpdenarysfasiw,tdioiotspioseoarnseolneiwnego,efearfdotddtvvssrtorfpccjnnrrkrugi,stslouuinuiaeooiaooatrloseeairtebooebbccuuiborroonnrhiirnmmeotlisrrrlynnyndynoedhheee^nserssrs BrehoCGirrergoondrohnTvemeafterhdeeesrwerdwnnemtsinaathaTychlenohe,nduIrtnCtleahddpsoilenhuufbocbsIieltnplndriGedsinadrhuoamlLievstridtiiHeermsrc2isynatb,iiegmotlyOdineeVhHntnthiiaoootysealf.tgulsiSe.AetsehnImTcneifrshedoetirsutsrAia.csrmapt1yrnIu9ei-n8abTrqC1illcruioecaihnaarnHaifsteeivuyosrCergeneoinerabnic,nnaefeideeAsrronteesmfpnr, ereccGipreoni1ropct0ieavyon1dn4ft vsapCcuonieosgmrTdimigoeheeannmesslscsst,ieeoiatotvoewncavreoiaioltmaloahfudbnmedstlsheuTiet.ebnihsoatsrTesrnte,aehssmnrehecaarofeestCleevsdrrfoieiteumLaonwrlcitmsmeheb.dsieeit,t'rtaseaodeinfrndonfrewruoedarepcmllholctayoroantmtsgitboheeoynssef, lbtterihhxeeseet Recommended Values G ases and Vapors Substance P.P.M.* ACMupg.p.rMopxe.fr. AAAccceeetttiiaccldaaenchhidyyd.d.e.r...i..d......e....................................................................................................................................-.. Acetylene tetrabromide.. ............................. Acrylonitrile--Skin........................................ AAAllllllyyy!ll apclhrcoloophryiodll--ed..iS.a..ku..li.fn..i..d....e......................................................................................................... AAAnmmilyyinll eaa--lcceoSthakotieln..(...i..a....o.....a....m.......y....l....a....l...c....o...h....o......l..).......................................................... BBBeoennrozzneynltercihf(lbluogornirzdidoele.)..................................................................................................................................... 2BBtBe-uuuBrttttu.ayytdllBaiaaneulcontceyneotleha(ato1(ell,mc3((o-ernhbct-oh-ubblyt.uu.al.tt.dye.a.i.tlne.h.oa.ny.lc.e).le..)..k.t.....a.e.....t...te...o...)....n..........e......j...--....................................... BpB-uutettyyrtll.acmBeluilnotyaeo.l.tl.ov..e.l.u..(e.2n..-.eb....u.....t..o....x.....y.....e...t..h....a.....n.....o....l..)....................................... CCCCCCeeaaaallrrrrllbbhbooooooaaoonnnnllvvtdmdeeeiitsoora(unxa2clocife-dhixetdealtie.odht.e--.ero.i..x(.d.S..2y..e..k-.e.--.e.i.t..tn.h..hS..a....o..kn....x...io....yn...l....)e,.....t....h..........y.......--...l.........a........c.........e..........t......a.........t.......e........)....... CCCC1-hhhhClllloooohrrrrloooiinnbfroeeoer-ndtmIrz-iienofn(lixtuterrioidoc(repmhi.drl.oo.oe.pn..r..o.a.o..m.n.c....eh..e...l...to....h...r.....ao......nb......ee......n)........z........e........n........e........)....................................... 200 11,,00222111102000000200105000000002525110000501...0155 505 5,021107520220010050000510000..11 2921,,,,2003343592n300600569540647S22111161o00000O00000050505300955245001...272 751446000 30.3 *, 3213400000.4 Gases and Vapohs--Continued Substance P.P.M.* CAMupg.p.rMpoxe.tr. CCCrhhellsooorrloopp(ariclelrniienso.(.m.2..-.ec..r.hs..l).o--..r..oS..-.k.l.,i.3.n..-...b....u.....t...a....d....i...e....n.....e....)......,................ 2055.1 CCCCDDyyyyeipacccccecllllanooooebhtthhhoaoeeeernnxxxxaoeeaanannnnaneele--eooc)..ln.o...S...e...h......k...o.........i..l.....n.......(........4..............-.........h.............y.............d..............r.........o.............x..............y............-.........4.............-..........m....................e............t........h.............y.............l.......-.........2..............-............ E1EEEEEEEopD1DDD1EEEEEE11DDDDDDEDD,,--,,,tttttttttttttttiiii2iiiii12ii1(D1DihhhhhhhhhhhhhhohcmcfopcmimeN-----fsyyyyyyyhhhhyyyyyyyxiirytDDDDDuocceheeo-lllllllllllallllllllodoheeebeohoebaoitittiiiypncclhhaasccmacefbrnnnnrnlimrelrurilyeooomihholcohhocohtyyoyraneeeeetlclhedrorrllrmillyeidemllltled(zoooeomyonotocaaoeeoiicfdmtdtlinhehibmtrorhboarrulntbfearmhxriatioaenoaryooolkr.rtibieyne.ileitli.mauio.etddetifyeel-llee.ueednt.rnolnegne.fihaol..tmhtee.to.l.t.r.ne.zl(i---fzhe..lh.ae.tha.o.y.ruo..yn....neyml.e..ee.e..--.o.ao..mtyn..a.udn....o.h.lteci--..Sn.hn....n..m.m..enlhttio....re..or..y..Seie...l.r.de.e.ek...n.aeo....a.r.d.S.i..o.l.e.dn...e......ekr....onz..e.....i.en...e...e..k.t..tm.r..e.....(..n..iim..e....t....hh....io.t....e.(n..n......id.h.....n....h)............1..an.ea.l...t........ee.....--..ia.......--.....).h..a....n..,t.no.............t--.......n.2.......h............y.hn.e............xS....e.......Se......-..........y....la.........e..S......i....d....k....e..................kdnl........................i.........k.n.........i............i...eb.e............e....n....................n.e.....i.......).......r...........t............n..................o........h.......................................d.................m...................e..................................i...................................r..c......................o.........................................h............................e...............................................l...............t............................o..........I..................................................m.............r.............................................i...........................................d......n.................................................................e..e............................................................).)........................................................ FFtouromroaltdriechhylodreo.m....e..t.h. .a.n...e................................................................. Furfuryl alcohol............. .............................. HHHHHHHHHHHHyyyyeyeyeyyexxxddddddddpoaarrrrrrrrtooooaoooannnnzgggggoggeeieeeeeeneen((nnnnnnnerme(t--ss-cpcfb(ehelu-mhyertuhSleolrlhaefoeoxoekmnynitrrpaxdiihliiindniitdeddyddiaee..eseel..ene)--..o......,...eb.......b.......9)S..u....u.......0.......k.t..t.....%.y......y.i..........n....l.l..........................k...k...................e.e.................t..t.......o........o..............n....n................e......e..........).........)............................................................................................................................................... IsoDhorone....................................................... 44550000000.05 50 500.1 1,0211007100500005 11,,001002501005000 111,,,00045542251111112005200002220250000000010100000505053000053555500000055000000001011....01155 11,,342206900200020000..37 4,9324445004050000000.1 4,27099000 7,0280976600500 11,,94361006240605050005001 522211,,,,,,80608238248841000000920190311751900009000000060000001..23 134107001211..24 itnodNcicaoauttseees: sytThshtaeetmtiwhcoeerfdflieqc"utSsi.dkinc"omfpoolluonwdingcan'a pceonmetproautendt'hsenaskmine Substance P.P.M.* AMCupg.p. rMpoex.rf. Iaopropylaiuine............................................... MMMMMMMMMMMMMMmeeeeeeeeeeeeeetstttttttttttthohhhhhhhhhhhhityyyyyyynyyyyyyylllllIlolllllllcacccaiacabaccoyylnyheeclcchrxccce(lclloerelloldlliotylootomoodthorihyalrhsshomeyahiolitooe.efdedelte.lxoellex.ne.evv.xetar.(--.a..--ehee.mamt..n.n..h..on..Sa..oS(e....eex.(.oc2..n.k...k.t1r...ye..l-.h.e.i..i...,.ait..mn...n.a.1..an.....c........n...t,...e..e...e...e.1......o....t..t...t.....-...h.h..l.a..(....t.....)....oe.ar...t.............i.e....tn..x.....c......h....).......e..y.h..........y.........).....e.l.........l.....o..........t..e.............h....r.......n..........o........a...........e........e.....n...................t....g.....o.......h............l...........l..ya............).............n..c.......................o...e.........................l.)............... 11,,00220000210500500 2205 55111020000050000 . 31,,16261053186801000502000 22,,704241006172000000 MMeetthhyyll ifsoorbmuatytel.c..a..r..b..i.n...o..l..(.m....e..t.h...y..l..a..m....y..l..a..l.-.. a2MpNNNNNNMNNNN---MiiiiiiiiaaNNoectttttttpprrrrtrrrnkiiehouooooihhttoectyrrgbtgmetthilooulheehlntaeylycphaennaeacunlancrtaztieheorsdhedin((enblctappriyn.eciyoei.oonneal.h.enr--.x.antnee..--ale.r.l.io.--.y.e.ndo.nS...t..rS...li.e.l.a..eik.S.l....e.d..k.i....r...i....knu....e..)n..i.........ei.mn..............n.(...--.............d.......)......................i....S..........c........................k...h........................i...l.............n....o.............................r.....................o.................................m..................................................e............................t................h...............................a...............................n...............................e.............................)................................................................................................. PPPPPPPPPPPPPerrrhrrehhhrhoooooornoeooecppppppnsnsfshyyygyyaypopylnlelllllohlhleee--nohroaaeinnnoennylrtcSeeecehueede(okdtes.orct.hh(miai.raaxm.cntoyz.rtri.il(.lebdiiI.niie..ncel.s.eo.e(.to.hnoe..ih..--n...r.se--.lp...yi.yo.o...rd...Sl(.l.p.rSo...t.eik....precp.k.d.(o...irhtly...ienr,.po..n.l.l.2.u.....o.yp.......-c.e......r.ly.d.....i..t.i....d...l...hia.d.......c.o.....l.e.e.k....cl.....m..).dr..e..o........)...o....t..he........o......r..to........on....h........l......p....e).y........._.....r)..l........_o....e.............._....p..n...................a.e._................n._.)................._..e............_.......).. TSTSSSSS1u,uuutete1oyltltll,ffrfrfdr2uuuuaaed,nhrrrnr2aiye-mphdrtTddreeimoooernxsntomoxtaoraofniafledfuclcovlutlerhumehdoa.Ion.aorno.er.tinr.rr.i.d.i..ode..d.e.(...e.e.p.e.....t.......h...h.............e.a............n.n..............y..e.............--l.........e.............t...S....h...............k.y...............il.........e..n...........n...............e....._....._.)..........._......_......_...._.................._........_.. TTTTTo-ororrTiiillecfyuolthleluheulnayonierdrleoaom-(mm2eteo.to4--ihlnnu-yodeSolbi.ekl.ir.)sni.o_.one.i_c...n_...y.o.._...a...m_...n........a.e......t.t....e.h........a...........n............e............................................................................................................................ TVuinryplenchtilnoeri.d...e...(..c..h.lo.r..o..e..t.h. .y.l.e..n..e..)............................. JOO. .. 255102001000500002.001 1050011.5 1,052110020005500500000150...0515 1,05452110020000700055050Ui5000050..0.1'l2.5 2200010 1QS00.021 1,00205 610000 250 21,,0784105028000000509.007 2351550906 222,,,19338976055652483079100030020409000000..027 62,,9n4203o241150t60000305)...2455 5571229500280000.141 6i;,315006000 Other inert dusts........................................................ 555555000000 samItpMleisllcioonusnotefdpabryticlilgehstp-feirelcdubteiochfnoioqtuoefsa. ir baaed on impinger T en tative V alues Substance P.P.M.1 AMMpgCp..rupo.Texr. AABtBCne-ohlucrBlrtelty.ooyutlonrBltognymoaulilytcxtregcyeiirdliltlycdeaeca.cly..d.h.ipl..d.e.rt.e.yh.oa...t.nlym.h.....de.e..a...ta.r..t.h....e....(e......A...r.(......a....G(...s...B.......E...C....G.....)...r.......EO...............)...i........)................................................................................................................................................................. *CDDDhiviDgmliotVnyeryoPctlhibdypryolhlmao(ecsoOtepmh,thaeOeamrt-thDe(iDad)i.nem.G.e....e..E....t.....h)........y..........1........-.....2.........,...2.........-.......D............i.....c........h........l......o.........r.....o..........d.........i....-........ E ne1dn,4rdi,on4-35(,,158,,-20d,,3i7m,,48e,,t18h0aa-,n1oo0c-t-haneaxpahhcthyhldaorlroeon--10e,,)74..--.e.e.p.n.o.d..xo..y,..- 4100 s1o01 200 1100 1,0253747130505005.1 1 5355 0.25 EEGHttl4ehhyp,ayc7tnial,d7ocmoahll-lea.to.re.m.rct..rai.a.(np.1h.et.,.ya..4..nd..,...5.r....o...,...6.-.....4.,....7.,.....7.,...8...-....m.,....8......e-....h..t....h..e.....ap......n.t...a...o...c...i...b.n.....l..d..o.....e..r....no......e.-.....3).......a.......,....-..... sIKesoce-ptHernoeepx.yy...ll..ga..cl..ye..c.t.ai.d.t.ey....l....e....t....h....e....r......(....I....G......E......).................................................................... TTTPPPPnS2M11l,.--y,eerhehrl42dPN,ieifranoe2op.,lcitrt5t3noismh'rohhoaTtdTt-nyyrxlepbhTeroroll.nyooiitd.rp(rcngm.hyilcr2.eorch.layrl.co,nmyeh.4lenl(.opporicI.2s,e.etmpco6ai.hry-r..tdaonrhc-..aholp..otypa..-eotyrsp..oplerl..t.ispl..,.shbacr...e.2p...hi.ohnomo....tt,h....aiphl2m....s.o...o..aeta.p...e.-e....n.retrtn.....hreo.....cr.t......ehpi)a.....pa.(.....f...otr.....F..ph.l.......e.o..x...u...etG.........d.....ay....on..............u.n...-Eor..............1..c..o......x.....).......-t...e........y...sm............t.................h.......a...(.e.............a..ac......t..............hs..ne......................yt......F.e.........i......l.......c............).......................v.......a........................i..c.............n.............i.................d.y...........................)...l................. 265000.5 15525000050000...01505 25 1,05000 0145001 5900.25 23141090000000...0981 3n01o00000...0125 7,00003.1 at 125P aACrtpsapnroodfxv7im6a0paotmer mmor.ilgHliaggsrappmererssmspueirlrali.counbpicarmtsetoefr air of by air. volume HKWWee.irilCltbihaelamrHrtk.ELJC..aSBocootaobplklseiornnger HRAWuleilsrlalvsnieealLmyG.BFC..S.oEcRlelokemviiinnalldsno, lClahrairman A Brief Review of Air Sampling Necessities BANTAM AIR SAMPLER For routine air sampling and inspection especially worker breathing zone sampling. Combines high air flow with lightweight. 1 15v60cy. Complete with I !1 filter holder, flowmeter, on-off switch, fuse. Cat 19700-1 19002 19001-1 Air Flow (liters/min) 16 30 45 Duty Cont1i1nuous Intermittant Price $128.00 130.00 130.00 HIGH VOLUME AIR SAMPLER For air sampling where extremely high volumes of air are required. W ill col lect sufficient sample for analysis in a short time. This single speed sampler has a nominal capacity of 150 cfm, 5 powered by a 4* H. P. universal motor, weighs only 12 lbs, and measures 7|-x 7^-x 85*" overall. Complete with dial reading flow gauge, 2 orifice plates, on-off switch, and 20 foot line cord. # 16002 HURRICANE SAMPLER, 150 cfm, 115 volts, 25-60 cycles . . . $99.00 This two-speed sampler has nominal capacities of 196 cfm at high speed and 150 cfm at low speed. It is powered by a universal motor developing 1 H. P. at full speed, weighs 15 lbs. and measures 7 j x 7 ^ x 8^-11. Complete with dial reading flow gauge, set of 3 orifice plates, on-off switch, and 20 foot tine cord. ^16003 HURRICANE SAMPLER, two-speeds, 115 volts, 25-60 cycles . $136.00 NOTE: Hbqusrtrsicuainteed staomypoluerrsaparpelicsautpiopnliefdrowmitthhoosuet lfiisltteedrh. olders. Choose the filterholder Gases and Vapors--Continued Vinyl toluene................................................... XX yy lleidnien e(x--ySlokli)n............................................................................................... 100 2005 488700 25 2ti5z'att*CtiAPPoaranponr,ptbdbaraou7box6tlfi0ymmvnsaaauuptyefnofn.mricoHoiitlerglpniggrtpaolryrsateemplscosestwurpprmeteeo.rrislcpoliunroobsntisecppcmeatcraetifsgtieacoraifnollasfytiarspierbr.niymsivtaiozrlyeudms.eensait D ust, F umes and M ists Substance CMug..Mpe.Sr AAAnnlShditekmirxmiinnaaoh.t.en.y..yd.((.a..rl..om.,...2-....m1.,...3,..4.o.,...4n.,..5..it..u.,1...8.m.0..-..,.d.1...s.i0..m.u..-...lh.e.f..e..ta..hx..m..aa....nc.a...b.ot...e.l.n..o)..a...r...p.o......h.-....l..t.,...h.4.....a..,....4l....e..a....n..,...5...e...,...)S...--......,...8......a......-......... 2CC.CCCDABCCCCCDBA,rhhyahah4hheeaeiNDtraeledtrllrratls-llgchooohlooioyDTeTtnmduirarrnrarrmluiUarmoodliiniindhiinm(n-cuiddanueoe2hec.aa(mn(ii.)m,(lry.2tppta4a(a.seb.ee.da,h.hhlo~rc..i2.ddop..ss.rcyeeil..d.-.ox.dueb.innbd..iCdc.d(..ic-bn.a(i.ryyad..lia4.eshN.1lo-ap.,m..lleen.,n2.l.,tg.h..7o)(2.(ed..af(p,.ec--5..4er-4u.s[,..p.oohn.4.m.23npoc...m.PSbp.%..me%.-,y5hd....se4c.h.t.n.k,el..r.iu.hpth.6..,e.ueocci.h...1.olyo...l.n,n.,mhhm.f...7oa.0x..u..lo.a.6...ll.n.-r,.,..i..n'oo.a8t.o.t.x.0.1d.o...e..h.tdrr,..p..2.%y0.ee.&.i..i.i).is.....-nann.-h..a.o....}..I..h....-c..eed...e....2u...o...e....e(.)).n....a....,.a.r....xc...t.----.4.....n...y.ie.s.....ta.....c.-.....a...lea......cS.d...S.C.....]c....).)a.h........i-.k.k....h......c...c.r..1l.............ioi....I.Oh.......i,.....nn.o..........1.rd.l............o.o..r..j.......,.......).....)..o1...-.....r..................6....o-...-......................3.t......,...p.............r7...........a........h..i..............-.......,.e............e..e..4....................h.....pn..........,................7....l......oo.............o............,.........xx........7......r..................y..yo........a......................-]-......-....................... FFEDDDeePiipin1rmrnnNhrab,ii4otopttarrr,vahmo4(ooapO-t3bthonho,e(--aa5lofenculde,nterz6ehrieaneru,nyati7nemeecol,e))--l8----d----,dOiS8SmSSSua-kkpskkk-eiiton-iiitn.nnnnhc.....i..t..y......ta.......r.l....h....o..........yd....p.......d..i....h....t......r.h.e.....o......i..n....-.....o......yl......c......,.l......a4............r.....,......b5.t......h.....a.,...........8i.m......e.....-.......dj.....a.o.....i.....t.m....be.............).e.....e........n.....t........h.....z............a.e..............nn..............o.e............--........... IFHLrleoyuandodror.o.ix.dq..i.ued...ei.-n...f.o..u..n..m...e......e....................................................................................................................................................................................................................................................... LLLeiitnahddiauanmrese(hhnyeadxterai.c.d.h.e.l..o....r...o.....c...y.....c....l..o...h.....e...x.....a....n...e...,.....g....a....m........m......a.......i..s....o.....m.......e.....r..)........ MMMMeeaaatrnglhcangtuyeahrlsniyioieu.nn.s.mee..(r....Oc.o...a..x,..pO..i..dt...o.-e..d.s..fui....mu.c...m.c.e...i.t..en.h...a...y...t...le......)...d...--...i...t...S..h......ik..o...i....p..n......h........o.........a........p..........h........a........t....e...............o.......f..........d.......i........ MMceehtrhcloourxroyyec(thohlraognraen)(i.2c..,..c2..o-.d.m..i.-p.p..o.-.um..n..e.d.t.sh..)o.--..x..yS.p.k..hi.n.e...n....y....l...-...1....,..1...,..1......-...t..r.i..-. PPPPMNheeaip((onnocrishalnottsoyaaatpstlhcbciotuhnehhidlbooe)ulello----ronebnirrclu(oScSoeOmaopnkkc,chmaiiOoinenpdpmn.-h...od..o..t.p..ui.h.l..e.o.--..na..t.u...lhd..S.en..ys..n..dk.)..l...e.-s..i...O..--.n)..............-......S...p............k..-........n.....i........n.i........t........r.........o................p...............h................e...............n.................y............l...........t.......h................i.........o.................p...............h..............o.................s.................... 1000000050........20131555502 0021..55 00..15 11505 1 01.25 01..25 0.5 151 1105002205.....01552255 1505.1 0.01 15 1055.5 0.1 001..55 Dust, F umes and Mists--Continued Substance MCug.. Mp e.rl PPPPhhhicooorsssicppphhhaooocrirrduuu--sss pp(Syeekennilnttlaao.s.cw.u.h.).ll..fo..i....rd...i..ed.......e............................................................................................................................................................................................ Selenium compounds (as Se)...................................... 0.1 11 052.1 0.1 0.1 2 0.15 T E D P (tetraethyl dithionopyrophosphate)--Skin. .. 01.2 0.05 Telryl (2,4,6-trinitrophenylmethylaitranune)-- S ltin ..................................................... ....................... .. 0.1 1.5 .. 05.1 155 1.5 Uranium .. 00..0255 Va(VnatOdi*umdust),................................................................. 0.5 Warfarin (3-[a -a ceton y lb en zy lj- 4-hydroxy cou- 0.1 15550.5 } Milligrams of dust, fume, or mist per cubic meter of air. fbSDRSoCta1rio9nfetooaoeaR5opdndmmrpn8ktaaiaaed.omdldMrman6EitieoEr9umobxadri,cxacsextselceepo"ri,in,mtdrMtoi2otnNesvHu4paasuioa,mexltarftyisei1ninmS:o"9Cdi,oPn5nbuAFou4eaJommoi,rarlurocmriBmanrekPa,nipesuesnedesrrsrd5ercoe5immbaee,af9ild,u,inie1UsIdsN9soose.Wi"5infCbnabP9SiSltdlzo.aee.ietuiorntaAnDemmnBcncgrleaoeidsosnlfopnoadRsot,acfriByrradberasAdtulnsetBOmei,iretpoarueHcreantarcTiiDntldasuou7itno.eopn1nndsooaoS5"essff,,f. M in er a l and N on-M eta llic I norganic D usts Substance M.F.P.C.F.jl SilQicuaartz Silicates Talc..................... .., ............................................. Miscellaneous Aluminum O; xide-- ................................................. 205 550 20 * 5222Y00005 50