Document X8Op3ndDrpMmL8mw5Y51nmqqw

*"C'J;r`l&j<\-';'*v*-:>*'Vi'*",vr^i;11 it ^ , ? -''IJ;: v<-v,y|?r^y *t\ 1 Defendant JM3C CJh*itLjrt PROCEEDINGS of the a*tk EIGHTH ANNUAL MEETING of the AMERICAN CONFERENCE OF GOVERNMENTAL INDUSTRIAL HYGIENISTS _. *+4LT** I TgS* ;* *. . C h ic a g o , JH inoi--A p ril 7 - 13, 1 9 46 PLAINTIFFS EXHIBIT W CD-334 M T -007028 I" 4 u H g g '.'u e w ^ ] 1i'V T ' . y V 3 tWMrwrSiiiii l * hri' U k i t o Dr. Goldman'* Committe. b u t-ra th e r to ore- ? nd * ? * * * * ' th ` ti5* C o n fer* con S I f f V * 1" 1 f < V n|f up lh w * PTM cedur. ,, I S Stolta. <,Wma'111t0li0wi1'* * ith ,h* Dfl. GOLDMAN: O f court*, the subject has b n dia- iitu im ** AUtwtbi* Concmut,*nt / Air ContamtHunU for 1946 {The value* a n eubjeet to annual revision) f i * 1* ' 11' thiit `w h**v been cb^tned p r i o r i t y from the report of this Committee jn 1942, the rom- e a t S i t o n ^ h a r f f *!^'*^}na.r- 4nd 1 lhink "-a* indi- ? !gai0n| AbJ , W,r,itn C`? k' ln'lu,,rt*1 M uffine. Vom"* Committee would undertake that work also. Standards Association Commute. *" IIM: Any othtr discussion? The chair !* 4 Don for the acceptance of the re- pert Oftutaic*xC.:om1 smoitmteoeveo.n Standard Methods. *V Th* motion seconded by Mr. Wilson nut to *BtVanti carried . . . * Group I. G otti arf V tpon Ch'Ione* i. . r , A*UM*hyde ........ ! A C (Ppm> Aeptie acid ...................... . Acetone .......................... .................................. ' ' .............. 1 1 Acrolein ...................................................... ................. 5M / eryloRltrile ............ "' ! . ! ' ! ! ! ! ! . ......................... ,?* ^ ? c S d i S S ,M: The motion " " rrW- Th4ni< Ammoni* .............................. .............................. Amyl sc ita te ............................................................... t h cof lnlitt1** " P ri "* have this morning is iS44*3t **** Committee on Threshold Limits by Dr ito-Amyl alcohol.................. A n ilin e................................................ 7TM !0 Arsine ..................................... fV ettoclfr*driCk' Charm3n at thal Committee. Dr Beruene (Bentol) ......... ........................ ................... , Bromine ........... 100 R*port of the Sub Committee 1, 3-Bgtsdicn* .............. Butanol ........................ ,nni 50?? on Threshold Limits 2, B u t a n o ................................. ' , .................. T ^ X wnwiCK; Considerable difficulty attend* the w lit f of satisfactory values for maximal allow able concentration# of chemicals in respirable itntoepher* because of the lack of sufficient toxi- ," 5 th* ,4clt at uniform definition 01 tft* m*xinMl allow*W* concentration concept. One n. Butyl acetate....................................; ; .................. putyi cellosoive carbon dioxide Carbon disulfide . . . Carbon monoxide . . . Carbon tetrachloride .. ............ '200 .",000 20 1,0.0 Cellosolve.............................. ...................................... ne2 L U* ih*t * * M'Af * *houid represent " P0**^5* th4t concentration at whfch * w?rk*r **P**d f a sufficient period of time will just scape physiological or organic in- di,*t4J*- A *ond concept that the M.A.C should represent some fraction thatconeentratioa which will Injure the worker In Cellosolvo acetate .......... r nn C h lo rin e.......................... ,0? 3-Cklorobutadlen* .................... .......................... Chloroform .....................................W W ...................... 1-Chloro-l-nltropropane .......... '' Cyclo hexano ......................................` ..................... Cyclo hexanol .................................................. Cyclo hexanono .................... ...................... ... *Jimr 4 TM4r*ia 01 **{* 7 in *** design of cycio h e x ................................................ \ J t 2 !i5? t n t *nd faard *ilnst possible e-Dichlorobenrene .................................... .............. A thin! conetpt I . ,n th, CJ1IM.A.oCf multiple exposuXres runctfoM of the former eoncrpts and in addition pro vide * work environment free of objectionable but BMsJtiricus concentrationa of smokes, dusts, irrf * of the concept* aim* to fulfilled with the establishment of a single Value. u"* n f , " M a S V T S ^ A S T u i * * * * * V.Ub!i*hm' nt of dual S ? * M A C- to <* possible .. **lUlv* list of MA.C. value is presented to Dichloro difiuore methane. 1, 1-Dichloro ethane............ I, 2-Dfchloro ethane............ 1, 2-Dichloro ethylene.. . . . Di chlor* ethyl ether.......... Di chloro m ethane.............. Di chlwromenoduromothane t. l Cii,M(/ti"hnlii() ethane Dichlorotetratuero ethane . Dlmethylanlllee .................... D lm etkylnlfate .................. Dloxaiut .................................. Ethyl a c e t a te ........................ Ethyl alcohol ...................... Ethyl b e n se iw .......................... . 10.000 ... 100 .. 100 .. 200 . . 15 . . 500 ..5000 10 .10.000 6 .. 1 .. EOO .. too ' n000 wUh th# dtanit*hwatandiM: that It he subject to anneal mritiee. Valnes have been compiled from the list reported to ? 4 ** 5tb ****** meeting of the Ethyl bromide .......................... ! ................................ Ethyl ehlorMo ................ ................................. Ethyleuo chlerhydrin ............ ........................ -thylono dkhloride--e i, y-Dichioroethine 50i000 10 th* Iirt PuWished by W am n Ethylene oxide .................... iS is s r w ^ lejn*; ,4- * " * *** Ethyl e t h e r .................................. . . . . ............ Ethyl formate ..................... ........................... 100 too J a a s s a ftiia i" * i* erJTeTni y u t ? * ny of <h* values have been by m4mb<,M of ,h* conference for *ev- Ethyl e lllc a t* .................. P ftoe--u * dkhloro difiuro methane Eormaidohyde .................................. Caeoien* .............................. ............................. Heptane ........................ ..................................... 200 100 in 000 500 ` -54- .25 M T -007029 .....J J < - - ;&.x$*::v`1i' *^c*v*r~-irrrr+:H,i4F|,^>':~"*m?*TiW:-tf*''1v i'i M. *7 i *:- V i x . *t i t .,4(.........t .n m . IM H ydro* ehkrfd ........................................ " X " " Sulphuric n i l .................................. .. H i d * cyanide .................................................... % Hydro** fluoride ....................................... Hydfeg* totenfd* ....................................... .'. `.!!! Hydr*** su lfid e.................................................... lM|ArM- ...................... jo , -aT0.1 u I* Tflierinm ..................................... " i . ' " ! ! . ' ! . " * " TSTHuriecnhhlereearitodtrn*taupelianimethea..l....e...r...*....................................................................................................................................................... Gra*P lit. Mineral C u u 0*.?01 15 t 14 Methyl. aretot* .................................................... , 10<) Methyl b ro m id e................. ........................ 'm 3M2e&thyfl,*t*n*2M3*l**............................................... *jjm8 Metbyk'eeliosetve acetate............................ I* Methyl Merid# .....................................................'. 2M ..................................................* A** Methyl, eyet* hexaaol .................... jq* ketone .............................................. IQ* HCttkyt' lawhety) keton........................................... 200 Men* chi*** benxene............. to trkhJora m ethane.............. ......... j* on* Mcoewitro to lu en ........................... *" ` W artt* . (coal t a r ) ..................................... '. . `. 100400 ..................................... 500 Witt* h e w n * ............................................................ 5 , t ****J.................... *............................... . 200 #xWfi (other then nitrout Goxlide).........* 22S* Mitrogfyeeriiie NHrtnutluuw O ctrn ....... Ctcse .......... Fenton* . . . . PtniVMM (methyl prepaneoe)........................ . 0J 200 500 1 52000*0 PPer*c*h*letma*e.t.h.y.l.f.n..e.--..m...*..t..t.r..c.h.k..r.o..e.th..>.*.i..M.. ;....... j PhWpWn# .. .. . .................................................... 1 Phwphonie trichloride.......................................... n* j*e*Fre**nel ................................................... 400 Frapyl t n u u ...................... *** AJundwm .............................. Aihutee ............................... CarSorundam .................... " Fertland cement .................... Mkn (hetew *% free alltee)............... ....... 50 I 50 50 HuJtuee (ne free lea)..................... ! ........... Tk SiHee--H irt (eheee 50 free 3iOt) .......... .. '`' * SUca-Nedlem (U0% free SiO,)............. Sllkn--Lew (helew * ) ............... . Slate--(helear 5 free SfO,)........... Seapxtene (helew 5 free SIO.)....... Tetol d..u..e.t...(.b..e.l.e..w...S..%....f.r.e..e...S..I.O.....).......... ' 50 50 50 20 50 Creep tV. Xadi*ti*nt Materiel *rXedietie* Radiaxt Entrgy Bade* or theren fax X of Gamma Radirtiaa . 10-' Cmrlet/M* 0.1 Itomtfan per t Sr. day .. CHAIRMAN UtX-X--M--: Thenlt you, Dr. Fredrick. 1 there *ay comment? If not, the chair will entertain a motion regarding that report * ' * j? ?* two^ed and seconded that the report be accepted. The motion was put to a vote and carried. . . CfUIXMAN U t j i a : The motion I* carried. Thank you. Dr. Fredrick. Id MOWN' Mr. Chairman, In order to provide now for the eorutderation of the report of the Committee oa Industrial Byglcae Codes. I move that that report now be taken from the table for consideration. The report wag tabled pending presentation of the report of the Committee on Threshold Limits. . . . Seconded by Mr. Wilson . . . *3 Chairman sarkm: Is there any discussion? Stoddard **1ent ................... 500 Styrene saeoemer ................. jaa Sulphur chleride ..................................... ' ** 1 Sulphur dftxldo......................................................... ^ 1 L *, X^Tetra chloraethan................................' i T<rtWi chief ethylene............................................ 200 Da. GWNivao: I wonder if the limits set forth by the Committee on Codes were transmitted to that Committee from the Committee oa Threshold Limits? Da. m pR tcx: Ni they were not.These committees were not !* communication. I regret there seems to be some everiapping In the fields of acthrity. ..................................................................... M*. ULCOMratai Mr. Chairman, I would like to ........ *............................................ i v rl? r* y * ' ..................................................... 10# v .rf* at#* so* make a suggestion for the sake of saving time and expediting the meeting; since w# want te go into Exec* utivo Seaiiow MWn to transact Important business. I suggest that the ThresheM Limits and Industrial Hy- gieoe Code be emitted and we consider the report tjU IW to D m **, FSmm* and Mfct* ; ariumpwwside (as i d .......... ........................ Mg/M* M Chiere d* phenyt . ...................................................... 100.1 without those limits. De you think that would be *#[** able to Mr. Boxed and year Committee? There is an ovtrlappinjfc and t am not sure that both report limits are in agreement. That fs my sergettien. ChranHe-wld and chrewrtoa (* CrtO.)................. 04 Mlt aaoWMs I peraonsiiy agree, Mr. Bloomfield, but S g s* * ...................................... Dtohretetoe*.................................... . ....... rfueride* (a* F ) .................................................... ' fid h * .... ... Ire*estd tm m ............................................... W ii j tVe^Mte Mi 44Mr,, . I t ......... MagiteefaiM Mid* feme.................. . . re try ................................................................... ftnuchleeeMpht Selene ........................................... ** *x 0.1 II 0.U II a pj la order te consider that, I think the report ought to be brooght beck te the Conference. It can`t actually be tonsldertd antit it is before the Conference. At that time that paint should be taken u CMAIRMAN SiXHM: The motion to bring off the table Is now before the medting. MIHIm particles pet eekte fo*< #f air, standard l>cM Id CMIAL -- #- $ y M T -007030