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TOXICiTY
MmmAaXiIiMrwUiMr AnvCoCWEfPirTlAADBLbEc CvuDnbvircPflUiKTAOTciTuiNruSir OP air contaminants
3AFITY AND WELFARE
ENGINEERING STANDARD
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ncviscs
Fata 1 af 1
1. OINRRAL
1.1 This Staadard provides a liat of ***-j--ir aa* eeptable eoaceatratioaa (MAC'a) of air caataaio* aata to provide eritaria for aafa Compaap work aaviroaaiaau. (MAC refers to tka aiimn so* eapukla eooeaatratioa of air coataaiaaate ia tka atmosphere of warkiag piaaaa from tka viewpoiat of oaeapatieoal diaaaaa prevasdoa.)
2. INTERPRETATION OR MACS
2.1 Tka listed MAC'a ara reeaaaaaded valsas i tka Americas Caafaraaaa af Goveraacatal la* daatrial Hpgiesiets. Tkaaa ralaas ara reviewed aad ara paUiakad aaaaallp hp ACCIH, witk eadi* fieatioaa aad addidaea, if aap, to tka provioaa list.
Thao, the listed valaaa ahoald tot ba aaad to -- - -- - i--aaaiig aouru of chemicals. Nor ora tka taboiatad values it. tcadad for aaa. or far aadifieatioa for caa, ia tka ovaluadea or coelroi of coamaaitp air pollatioa. aiaca other (aetata heeeae impetust ia tkaac problems, aaak aa ptoiaagtd exposers cad tka age cad kaaltk af aa iadiridaal. Ia addidoa. witk tka coaool of eoocoatratioca ia a eoaanoitp to tka MAC valaaa aalp, air*polledoc aaiaaacaa ap result. (Far map ehaaieala tka sdor three* kolda ara eoaaiderablp kalow tka MAC'a.)
3. LIMITATIONS
3.1 The liatad MACa applp ta aenul, heaithp weekata aalp.
Z2 Tka MACo akaoM ba aaad aa guides la tka castral af potential kaaltk kaaarda aad akaaid aar ba ragardad aa fiaa llaaa batwore aafa aad daagaraaa aaaaantratlaaa. It ia iapertait tkat tka tabalatad MACa ka aaad witk diaaratiaa, aad alao aa baaek marks tawarda tka aatakllakaaat of aafa warkiag eaviroemoats. Hasp airaatiaaa asp require detailed review bp specialised aa* giaaara, taxioalagiata. ar both, ta naif ever ar aadar daaiga of ooatrol maesaraa.
ti Tka ACCS! valaaa rafar ta time araigktod aaaraga eoeeoaderieee far a sermsl sightseer workday. Aaaardiag ta ACCS, tka aaoaat bp which tka liatad MAC'a map bo recorded far abort pacioda withaaa tajurp la kaaltk dapeada apaa a aaariiar af factors, aaak aa tka secure af tka oaetamiaaat, whatkar rarp kigk caacaatraiioaa area far abort pariada ptadaaa aaata poiaaaiag, whatkar tka afiaata ara timalarlva, tka frequaaep with wkiak kigk ceaeasfeudoae aacar, aad tka daiatlaa af aaak pariada. Tbatafata, it ia raaataaaadad ia thia Staadard that tka aaaaat bp which tka tabalatad MACa atop eafelp ka aataadad far akart dandaao bo give* additiaoal ovalaatiao for iadiridaal aaaaa. Far additiaoal iaformacke aa tka tasieitp af ekamieala, rofaraaaa eaa ba aada ta tka Saakali Labaratarp far Taaicalagp aad ladiatrial Madiakaa.
2*4 TVa MACa ara baaad aa voriees eritaria of totic offaeta ar aa praaooaecd discomfort.
U Thera State cades ar local plaat rales opacify MACa differs*! bam tkaaa ia Tablaa 1 thra 4 tka lower at the two ralaas ahoald ka aaad for tka deaip af aoawal faailkioa.
U Spatial ceaei/aniios ckaald ba givea to tka applicatioa af tka teasmmaaded MAC values ia tka avalaatiaa af kaaltk haiarda where there is i^caacc ta oaaiklaarieaa ef two or were aabateseaa, beeaase effaets aap ka disproportion* eta to esacoatratlsa of iadividaal ekcaieeic.
4. DESCRIPTION OF TARLES
4.1 Tka laaawaaadad MAC valaaa ara ureagod ia three aactieas aa follsersi
Tcklo 1 -- Gesso aad Vapoto Table 2 - Teaic Dusts, Fears, aad Mleta Table S -- Mbtand aad Nesaetallie laargaaie
U The dafialtiaaa af ekkraviatisaa ia tka table ara gives karaiat
PPM Parts of vapor ar gas par ail*
lias parts af air bp valaaa
Appro* Mg par Approximate miLlipeas per ce
CaM
star af air
Mg par Ca M
Nilliyama par ca weter of air
MPPCF
Millless of particle* par eaftef
air. based ae mrpiagor samples
ceeatad bpllghtdieldtseksiqooe
aucca^wTTcc we. cc
OUP 0960001
_kie_
DU 040311
$ 2T >IK 2
MAXIMUM ACCIPTABL1 CONCIMTKATIONS __________OF AIK CONTAMINANTS
AfXItlwi
9*
44 Stapl* Caladatia*. that mmsitiH tf aalfer
dioxide SOj) ia pp by valaaa rcaalu boa aixiaf 0.01 lb pat aia SO} with 1,000 tin o( air at 70 dufraaa F ui 29.92 la. HtiUT ptuawt.
PPM liy voltm CSOp eha Ait
1 Ik a si of gaa Mol wt of SO}
SOtifitf 32*F oai 29*91 i>. omttvf pmam
64,1
Lb atil SO} pot at* . 0.01 64.1
0.01 * 339 x *60 *10 _ 64.1 460 *32 0.060$
PPM by ralama (SO}) -
, io - 60.S
1000
1C*M
114 a ft
1 lb 0.01 lb SO} par ala
MfSO} por Ca M
454 pan*
0.01 x 4S4 a 1000 4440 MfSOj pat u
. 4440 . (4a 1000/334
Uttam
Ac*t*i4diy4# Acetic at id
Aceti* a hydride
Acatan*
Acatylamt tattabraald*
Acreleia
*
AoylmUriU
Ally! deihai
Ally! chi wide
Ally! preryl dtaaifida
Aaiyl cct-tat* Amyl alaahai
(lawnayl alcahd) Anil In* Anin*
lawin* IWnal) lmyl dtiarfd* Sana trl fluafM* Bf--Iwa But*dler>* (T, 3 bwtaaHana) 2-Butman*
(awihyl athyl Mtan) Butyl atrnta
(a-aufyi aitMM)
Butyl a1cabal (n-butaa*l)
lutyiaaiiii*
Butyl ctiil***iv* (2-hutaayathaml)
Cathan dl*dd* Caihaw dlauifld*
TAIL! 1 - CASKS ANO VAPORS
PPM
200 10 3
1000 1 04
20 S 3 2 100 200
too 5 0.03
29 1 1 0.1
1000
AfpnsMf p*r C*M
340 23 20 2400 14
1.2 4$ 12 13 12 70 1030
340 19 04
M 3 3 0.7 2200
Suhttaata
Caihaa naa*ai4* Cathan taitaahlmld* Callaaalv*
(21 athaayathmal)
Callaaalv* acafata (2-*rtianyathyl acatata)
Chlaritt* Cblarina diaaid* Chlarfo* trifluarid* Qilarahaatan*
(aianaahlatahaaiana) Chlarafana
(trichlaraaMthaaa) 1-Oilam. 1-nitrapra*ma Qtlaraplarl* Chlrataaaa (2*hlarm 1, 3--
hut4lan*) Craaai (all laaawn) Cyalahaaaw* Cyclahaiaaal Cydabasanana Cydahaaaa*
PPM 100 29
200
100 1 0.1 0.1
73
SO 20
0.1
23 3
400 100 100 400
290
209
100 3
30
SOOO 20
740
990
300 13
240
9000 40
Daaahenna Olacatana alaahai
(4-hydraty 1-aathyL 2' pawtmaa*) Oibaraa* a-O lahlarahanaan* OldilarahlfluaraaMthaa* 1, 1-Oldtlacaathan*
1, 2-Olchlaraathaw* (ethylan* dlahlerid*)
1, 2-Olehlaraatltylan*
0.03
30 0.1
SO 1000 too
100 200
AppruMf pat CuM
110 140
740
340 3 02 0.4
.
390
240
100 0J
90
22 1400 4|0_
400
1330;;,;.
. 04-
*r
<
Q u..
240 0.1
300 4990 400
O
400 Wfl
DUP 0960002
DU 040312
APRIL 1.41 f7
MAXIMUM ACeEPTAILE CONCENTRATIONS OP AIR CONTAMINANTS
S2T Paaa 1
TAILS 1 - OASES ANO VAPORS (CONTD)
V,
UttaiM
Dichlaraathyl'athar DichlaraRMnafhMraawthana 1, 1-Oichlata*
I-nitraathana Dlchlatatatrafluataalhww Dlathylatilna 0lfluafa6lbraaianiathaaa Dllaahwyl katana Dlatathylanlllna
(M-Miawthylaailina) 0 tathyifamaml4a 1, 1-0liwthylhy6razina Dliaarhyiauitafa Dlprapylana flycai
RWTnyf VTIWT
Dianna (4iathylana
4ia*i4a)
PPM 15 1000
10 1000
25 100 50
5 20
OJ 1
100
100
-
i.
2
i. .- -
...
--
c
Ethyl acatata Ethyl aarylata Ethyl aicahal (athanai) Ethylaathta Ethylhan(ana Ethyl brai4a Ethyl dllwM* Ctftyl tthtr Ethyl fanaatn Ethyl alliaata Ethyiana chlarahy4rin Ethylana4iaaiina Ethyiana 4lhraaii4a
(1, 2-4ihfaawathaa) Ethyiana iaina Ethyiana uidt
Fluarlna Pliwratriahlaraawthaaa Panaal4ahy6a Farhtral Furfwyl alaahai
LjlJ o u.. s: o c^'
*
Oaaalhaa
Haytana (a-haatana) Haaana (a haraaa) Haaanana (awthy1 hatyl
katana) Haaana (awthyl iaahwtyl
katana) Hy4raiaa
400 25
1000 25
200 200 1000 400 100 100
S 10
25 5
50
0.1 1000
5 5 50
500
500 500
100
100 1
ApptaaMt parCa M 90 4200
50 7000
75 860 290
25 60
1 5
600
360
1400 100
1900 45 170
90 2600 1200
300 50
16 30
190 9
90
0.2 5600
6 20 200
2000
2000 1800
410
410 1.3
Sahataaaa
Hykrayan btaaii4a Hy4ragan chlarUa Hykrayan cyaai4a Hy4tagan Iluari6a Hy4ra*an pataai6a, 90R Hy4rafan aaianida Hy4ra*an aulfl4a
PPM
5 5 10 3 1 0.05 20
Mina laapharana laapraaylamina
0.1 25
5
Maaityl aaMa Mathyl acatata Mathyl aaatylana Mathyl aerylata Mathylai
(6iawthaayawthana) Mathyl alaahai
(wathanai) Mathyl hraail4a Mathyl tallaaaivn * (2-taathanyathasal) Mathyl eallasalva acatata
(atliyloM |iyol w awthyl attwr aaatata) Mathyl tklarl6a Mathyl chlarafana
(1f 1,1triaMaracthaaa) Mathylayalahaaana Mathylayalahananal Mathylqralahananana
H -A 1 *-----------INRITiyt TwRIVTR
Mathyl iaahutyl cathktal (awthyl aaiyi alaahai)
a-Mathyl iryraaa
Mathylana chlarMa (4IMilataawthana)
Maaanathyl anilfaw
25 200 1000
10
1000
200 20
25
25 100
500 500 100 100 . 100
25 100
500 2
Naphtha (eaal tm) Naphtha (pattalaaat) Nlahal aarhanyl Nitric aai6 pi'Nltraanillna NHrabanaana Nitraathana Nftratan 4latd6a Nltraplyearia
Nlttaawthana
200 500
0.001 10
1 1 100 5 0.5 100
Appraa Ma par Ca M
17 7 11 2 1.4 0.3 30
1 140
12
100 610 1650
35
3100
260 10
80
120 210
2700 2000
470 460 250
100 480
1750 9
800 2000
0.007 25 6 5 310
9 5 250
s.
*03RP
DUP 0960003 _
I)-
DU 040313
s:t
F.f 4
MAXIMUM ACCSPTAILS CONCIMTRATIONS _________Of All CONTAMINANTS
april mi
TAILS 1 - 6ASIS AMO VAPORS (COMT'O)
Suhataaaa
2-Nitmprtpma Nltrataluatia
PPM
50 5
Awaa Mg pa* Cm M
180 30
Octana Oxana
500 0.1
2350 04
Para4lchloraban(ana
Pantana Pantanana (awthyi prapyl
Itatant) Parchlarauthylana
(tatracHlMMathylann)
Phanal Phanylhybraslna Phaagaaa (carbaayl
chlari4a) Pfcacphlna Pfcaaphama trlahlaeiJa Prapyl acntata Prapyl alrahai
(iaaprapyl aicahal) Prapyl attiar
(laapi-apyi athar) Prapylana 4lahlari4a
(1, 2~4lchlarptapana) Prapylana laiina Prapylana axika PyrMina
75 1000
200
200 5 5
1 0.05 04 200
400
900
75 25 100 10
Quinana
0.1
450 2950
700
1350 19 23
4 0.07 3 840
910
2100
350 60
240 30
04
Suhataaaa
Stibina Sta44ar4 lalvant Styrana mananar
(phany lathylana) Sulfur hiaiida Sulfur haiaftuari4a Sulfur manaahlarUa Sulfur paaafluari4a
PPM
0.1 500
Appraa Mg par Ca M
04 2900
100 5
1000 1
0.025
420 13
6000 6 045
Tartlary butyl tlcahal
100
p-Tartfary butyitaluana
10
1, 1, 2, 2-Tarachlaraathana 5
Tatrahy4rafuraa
200
Tatranl tramathana
1
Taluana (talual)
200
a-TaluUlna
5
Talylana.
2, 4--biiiaayancta
0.1
Triehlaraathylaaa
200
Triathylamina
25
Triflunrnmonnbrama*
mathana Turpaatina
1000 too
Vinyl chlarl4a (chiaraathylaaa)
Vinyl taluana
500 100
300 60 35
590
750 22
0.7 1050
100
6100 540
1300 410
Xylaaa (xylal) Xyildina
200 170 5 . 25
St
9
TAILS 3 - TOXIC OUSTS, PUMSS AMO MISTS
SubaMaaa
Aldrln (1, 2, 3, 4, 10,10 haaachlara 1, 4, 4a, 5,1, Sa,haanhy4r 1,4,5, 8~4iarthanaacphthalm>a)
Atunata (unnaalgm rulfamata) Antimany ANTU (alpha'naphthyl Ihlauraa) Ariania
Mpar Cm M
045 15 04 04 04
Barium (i.aiubla campaun4a) Baryl Hum
04 0.002
Ct4mium asi4a fvma Calcium mianata
0.1 0.1
Subrtaaca
Mg par Cm M
Qiiarbana (1.2,4,5,6,7,8,8--aataahlara* 3a, 4,7,7a-taitahy4tn-4,7-- mathanainhana)
Qilarinata4 camphana, 60S Qilarinarah blphanyl aai4a Qilarahiphanyl (42S ahlariaa) Oilere4iphenyJ (54% dilerine) Otronic <ci4 m4 dire--f
(aa C,ty Crag harbidba (ta4ium 2*Q, 4--bichlartn
phaaaay]}athanni hydragan tulfara)
Cyani4a (aa CN)
2 04 04 1 04
0.1
15 5
DUP 0960004
CONFIDENTIAL
DU 040314
Mrimnaa*- li- .amMiJai
9 april mi
maximum acceftaile concentrations
______ OF AIR CONTAMINANTS
l :s
TA1LI 2 - TOXIC OUSTS. FUMES ANO MISTS (CONT'D)
Substance
2,4-0 (2^4-dichierophormxyaeetic
DOT (2,2-bis [p-ehlerephenyO -1,1,1 -triciilereethene)
Dleidrin (1,2,3,4,10,10-heaeehlem 6,7-cpexy 1,4,4e,Sj,7,S,leectahydre* 1,4,5,1-dlsmthanenaphthalene)
Olaitrebsnxene Dlnitreteluene PlnHro-o-crcsel
EPN (0-ethyl O-p-nttrephenyl thiaaobanxenophosphcncte)
Forksin (ferric dimethyl dithlecsrbamate)
Ferrevenedlum 4uit Fluoride
Hydrecuinene
Iren exide feem
Lead Land arsenate Lindane (hexachlarecyclehexane,
femme Isemer) Lithium hydride
Mcfnesium aside feem Melathiea (0, O-diamthyl dithiophat
fhete el diethyl nereaptesurtinctc) Manpsaoso Mercery Mercury (erfante cemeeunds) Mattiexyshlar (2,2-dl-e meiheey
phenyl* 1,1,1-tricitlcroothane) Molybdenum
(seluhle coemeunds) (ineeluhle ceemeends)
Nicer!ne
Famthien (0, 0-diethyl* O--p--nitre* phenyl thiefhesphere)
t7
10
1
0.25 1 1.5
0.2
0J
IS 1 15
2
15
0.2
0.15
0.5 0.025 15
15 3 0.1 0.01
15
5 15 OJ
0.1
Seheteeee
Pentcchlerenephthelene Pantcehlarephenei Pheepheric acid Pheepharus (yellow) Phetpherus pantechleride Pheepharus pemasulfide Picric acid Pyrethtvm
Retenene
Selenium ceemeunde (as Se) Sodium fluereecetete (1010) Sodium hydroxide Strychnine Sulfuric acid
TEDP (tetraethyl dlthlonopym phesphate)
TEPF (tetraethyl pyrophosphate) Tellurium Tetryi (2,4,3-tcinlttaphanyiamthyl*
nitrenine) Thallium (seluhle cempeunds) Thlrcm (tetrcsmlhyl ihiurosi
dieulfido) Titanium dioxide Triehleranaphthaleee Trinitrotoluene
Uranium (seluhle cemeeunds) (laseiuhie ceaweuade)
Vanadium (V,Oj dust)
(VgOg feme)
Warfarin (3-- Q^cetanylbcniy]^ hydrexycouotorin)
Yttrium
Zinc exide faeiee Zlreenlum ceemeuads (as Zr)
Uj o
CJ-
TAIL! S - MINERAL ANO MONMETALUC INORGANIC OUSTS
Sahetenee
MPFCF
Schemas
Silica Quertx Hlph (eheve SOS hoe siliee) Medium (5 to 50R free slllaa) Lev (heiew 5% free silica) Crystcheiite (shove 5E) Aaiarphaas
Silicates Asbestos Mine
5 20 50 5 20
5 20
Portland eemerit Seapetene Tale
Mlscellcneeus, includlnft Aluminum aside Calcite Deismits Liamstone
H--- Lt-
Silicon ccrhide
S2 T
1
JP
U M
0.5 0.5 1 0.1 1 1 0.1 2 5 0.1
0.1 2
0.15 1
0.2 0.05 0.1
1J
0.1
5 15 5
1.5
0.03 0.25
0.5
0.1
0J 5 15 5
MFFCF 50 20 20
50 50 50 50 50 50
DUP 0960005
DU 040315