Idaho Admin. Code r. 58.01.01.585
The screening emissions levels (EL) and acceptable ambient concentrations (AAC) for non-carcinogens are as provided in the following table. The AAC in this section are twenty-four (24) hour averages.
CAS NUMBER | SUBSTANCE | OEL (mg/m3) | EL (lb/hr) | AAC (mg/m3) |
60-35-5 | Acetamide (NY) | -- | 0.002 | 0.0003 |
64-19-7 | Acetic acid | 25 | 1.67 | 1.25 |
108-24-7 | Acetic anhydride | 20 | 1.33 | 1 |
67-64-1 | Acetone | 1780 | 119 | 89 |
75-05-8 | Acetonitrile | 67 | 4.47 | 3.35 |
540-59-0 | Acetylene dichloride, See 1,2-Dichloroethylene | |||
79-27-6 | Acetylene tetrabromide | 15 | 1 | .75 |
107-02-8 | Acrolein | 0.25 | 0.017 | 0.0125 |
79-10-7 | Acrylic acid | 30 | 2 | 1.5 |
107-18-6 | Allyl alcohol | 5 | 0.333 | .25 |
106-92-3 | Allyl glycidyl ether | 22 | 1.47 | 1.1 |
2179-59-1 | Allyl propyl disulfide | 12 | 0.8 | 0.6 |
7429-90-5 | Aluminum Including: | |||
NA | Metal & Oxide | 10 | 0.667 | 0.5 |
NA | Pyro powders | 5 | 0.333 | 0.25 |
NA | Soluble salts | 2 | 0.133 | 0.10 |
NA | Alkyls not otherwise classified | 2 | 0.133 | 0.10 |
141-43-5 | 2-Aminoethanol, See Ethanolamine | |||
504-29-0 | 2-Aminopyridine | 2 | 0.133 | 0.10 |
7664-41-7 | Ammonia | 18 | 1.2 | 0.9 |
12125-02-9 | Ammonium chloride fume | 10 | 0.667 | 0.5 |
3825-26-1 | Ammonium perfluo-octanoate | 0.1 | 0.007 | 0.05 |
7773-06-0 | Ammonium sulfamate | 10 | 0.667 | 0.5 |
628-63-7 | n-Amyl acetate | 530 | 35.3 | 26.5 |
626-38-0 | Sec-Amyl acetate | 665 | 44.3 | 33.25 |
7440-36-0 | Antimony & compounds, as Sb (handling & use) | 0.5 | 0.033 | 0.025 |
86-88-4 | ANTU | 0.3 | 0.02 | 0.015 |
7784-42-1 | Arsine | 0.2 | 0.013 | 0.01 |
86-50-0 | Azinphos-methyl | 0.2 | 0.013 | 0.01 |
7440-39-3 | Barium, soluble compounds, as Ba | 0.5 | 0.033 | 0.025 |
17804-35-2 | Benomyl | 10 | 0.67 | 0.5 |
7106-51-4 | p-Benzoquinone, See Quinone | |||
94-36-0 | Benzoyl peroxide | 5 | 0.333 | 0.25 |
92-52-4 | Biphenyl | 1.5 | 0.1 | 0.075 |
1304-82-1 | Bismuth telluride undoped | 10 | 0.667 | 0.05 |
NA | Bismuth telluride if selenium doped | 5 | 0.333 | 0.25 |
1303-96-4 | Borates, tetra odium salts - Including: | |||
NA | Anhydrous | 1 | 0.067 | 0.05 |
NA | Decahydrate | 5 | 0.333 | 0.25 |
NA | Pentahydrate | 1 | 0.067 | 0.05 |
1303-86-2 | Boron oxide | 10 | 0.667 | 0.5 |
10294-33-4 | Boron tribromide | 10 | 0.667 | 0.5 |
7637-07-2 | Boron trifluoride | 3 | 0.2 | 0.25 |
314-40-9 | Bromacil | 10 | 0.667 | 0.5 |
7726-95-6 | Bromine | 0.7 | 0.047 | 0.035 |
7789-30-2 | Bromine penta-fluoride | 0.7 | 0.047 | 0.035 |
75-25-2 | Bromoform | 5 | 0.333 | 0.25 |
109-79-5 | Butanethiol, see Butyl mercaptan | |||
78-93-3 | 2-Butanone, see Methyl ethyl ketone | |||
112-07-2 | 2-butoxyethyl acetate | --- | 8.33 | 1.25 |
111-76-2 | 2-Butoxyethanol (EGBG) | 120 | 8 | 6 |
123-86-4 | n-Butyl acetate | 710 | 47.3 | 35.5 |
105-46-4 | sec-Butyl acetate | 950 | 63.3 | 47.5 |
540-88-5 | tert-Butyl acetate | 950 | 63.3 | 47.5 |
141-32-2 | Butyl acrylate | 55 | 3.67 | 2.75 |
71-36-3 | n-Butyl alcohol | 150 | 10 | 7.5 |
78-92-2 | Sec-Butyl alcohol | 305 | 20.3 | 15.25 |
75-65-0 | tert-Butyl alcohol | 300 | 20 | 15 |
109-73-9 | Butylamine | 15 | 1 | .75 |
124-17-4 | Butyl carbitol acetate (ID) | --- | 0.846 | .625 |
1189-85-1 | tert-Butyl chromate, as CrO3 | 0.1 | 0.007 | .005 |
2426-08-6 | n-Butyl glycidyl ether | 135 | 9 | 6.75 |
138-22-7 | n-Butyl lactate | 25 | 1.67 | 1.25 |
109-79-5 | Butyl mercaptan | 1.8 | 0.12 | 0.09 |
89-72-5 | o-sec-Butylphenol | 30 | 2 | 1.5 |
98-51-1 | p-tert-Butyltoluene | 60 | 4 | 3 |
1317-65-3 | Calcium carbonate | 10 | 0.667 | 0.5 |
156-62-7 | Calcium cyanamide | 0.5 | 0.033 | 0.025 |
1305-62-0 | Calcium hydroxide | 5 | 0.333 | 0.25 |
1305-78-8 | Calcium oxide | 2 | 0.133 | 0.1 |
1344-95-2 | Calcium silicate (synthetic) | 10 | 0.667 | 0.5 |
13397-24-5 | Calcium sulfate | 10 | 0.667 | 0.5 |
76-22-2 | Camphor, synthetic | 12 | 0.8 | 0.6 |
105-60-2 | Caprolactam - Including: | |||
Dust | 1 | 0.067 | 0.05 | |
Vapor | 20 | 1.33 | 1.0 | |
1333-86-4 | Carbon black | 3.5 | 0.23 | 0.175 |
2425-06-1 | Captafol | 0.1 | 0.007 | 0.005 |
133-06-2 | Captan | 5 | 0.333 | 0.25 |
463-58-1 | Carbonyl sulfide | 0.4 | 0.027 | 0.02 |
63-25-2 | Carbaryl | 5 | 0.333 | 0.25 |
1563-66-2 | Carbofuran | 0.1 | 0.007 | 0.005 |
75-15-0 | Carbon disulfide | 30 | 2 | 1.5 |
558-13-4 | Carbon tetrabromide | 1.4 | 0.093 | 0.07 |
75-44-5 | Carbonyl chloride, See Phosgene | |||
353-50-4 | Carbonyl fluoride | 5 | 0.333 | 0.25 |
120-80-9 | Catechol | 20 | 1.33 | 1.0 |
21351-79-1 | Cesium hydroxide | 2 | 0.133 | 0.10 |
133-90-4 | Chloramben (PL) | --- | 887 | 133 |
8001-35-2 | Chlorinated camphene | 0.5 | 0.0333 | 0.025 |
31242-93-0 | Chlorinated diphenyl oxide | 0.5 | 0.033 | 0.025 |
7782-50-5 | Chlorine | 3 | 0.2 | 0.15 |
10049-04-4 | Chlorine dioxide | 0.3 | 0.02 | 0.015 |
7790-91-2 | Chlorine trifluoride (CL) | 0.38 | 0.025 | 0.002 |
107-20-0 | Chloroacetaldehyde | 0.32 | 0.021 | 0.015 |
78-95-5 | Chloroacetone | 0.38 | 0.0253 | 0.019 |
532-27-4 | a-Chloroacetophenone | 0.32 | 0.021 | 0.016 |
79-04-9 | Chloroacetyl chloride | 0.2 | 0.013 | 0.01 |
108-90-7 | Chlorobenzene | 350 | 23.3 | 17.5 |
510-15-6 | Chlorobenzilate (PL1) | --- | 0.047 | 0.035 |
2698-41-1 | O-Chlorobenzylidene malononitrile (CL) | 0.4 | 0.0027 | 0.03 |
126-99-8 | 2-Chloro-1,3-butadiene, see B-Chloroprene | |||
107-07-3 | 2-Chloroethanol, see Ethylene chlorohydrin | |||
600-25-9 | 1-Chloro-1-nitro propane | 10 | 0.667 | 0.5 |
95-57-8 | 2-Chlorophenol (and all isomers) (ID) | --- | 0.033 | 0.025 |
76-06-2 | Chloropicrin | 0.7 | 0.047 | 0.037 |
126-99-8 | B-chloroprene | 36 | 2.4 | 1.8 |
2039-87-4 | o-Chlorostyrene | 285 | 19 | 14.25 |
95-49-8 | o-Chlorotoluene | 250 | 16.7 | 12.5 |
1929-82-4 | 2-Chloro-6-(tri-chloromethyl) pyridine, see Nitrapyrin | |||
2921-88-2 | Chlorpyrifos | 0.2 | 0.013 | 0.01 |
7440-47-3 | Chromium metal - Including: | 0.5 | 0.033 | 0.025 |
7440-47-3 | Chromium (II) compounds, as Cr | 0.5 | 0.033 | 0.025 |
16065-83-1 | Chromium (III) compounds, as Cr | 0.5 | 0.033 | 0.025 |
2971-90-6 | Clopidol | 10 | 0.667 | 0.5 |
NA | Coal dust (<5% silica) | 2 | 0.133 | 0.1 |
10210-68-1 | Cobalt carbonyl as Co | 0.1 | 0.007 | 0.005 |
16842-03-8 | Cobalt hydrocarbonyl as Co | 0.1 | 0.007 | 0.005 |
7440-48-4 | Cobalt metal, dust, and fume | 0.05 | 0.0033 | 0.0025 |
7440-50-8 | Copper: | |||
7440-50-8 | Fume | 0.2 | 0.013 | 0.01 |
7440-50-8 | Dusts & mists, as Cu | 1 | 0.067 | 0.05 |
95-48-7 | o-Cresol | 22 | 1.47 | 1.1 |
108-39-4 | m-Cresol | 22 | 1.47 | 1.1 |
106-44-5 | p-Cresol | 22 | 1.47 | 1.1 |
1319-77-3 | Cresols/Cresylic Acid (isomers and mixtures) | 22 | 1.47 | 1.1 |
123-73-9 | Crotonaldehyde | 5.7 | 0.38 | 0.285 |
299-86-5 | Cruformate | 5 | 0.333 | 0.25 |
98-82-8 | Cumene | 245 | 16.3 | 12.25 |
420-04-2 | Cyanamide | 2 | 0.133 | 0.1 |
592-01-8 | Cyanide and compounds as CN | 5 | 0.333 | 0.25 |
110-82-7 | Cyclohexane | 1050 | 70 | 52.5 |
108-93-0 | Cyclohexanol | 200 | 13.3 | 10 |
108-94-1 | Cyclohexanone | 100 | 6.67 | 5 |
110-83-8 | Cyclohexene | 1015 | 67.7 | 50.75 |
108-91-8 | Cyclohexylamine | 41 | 2.73 | 2.05 |
121-82-4 | Cyclonite | 1.5 | 0.1 | 0.075 |
542-92-7 | Cyclopentadiene | 200 | 13.3 | 10 |
287-92-3 | Cyclopentane | 1720 | 114.667 | 86 |
94-75-7 | 2,4-D | 10 | 0.667 | 0.5 |
17702-41-9 | Decaborane | 0.3 | 0.02 | 0.015 |
8065-48-3 | Demeton | 0.1 | 0.007 | 0.005 |
123-42-2 | Diacetone alcohol | 240 | 16 | 12 |
39393-37-8 | Dialkyl phthalate (ID) | --- | 16.4 | 2.46 |
107-15-3 | 1,2-Diaminoethane, See Ethylenediamine | |||
333-41-5 | Diazinon | 0.1 | 0.007 | 0.005 |
334-88-3 | Diazomethane | 0.34 | 0.023 | 0.017 |
19287-45-7 | Diborane | 0.1 | 0.007 | 0.005 |
102-81-8 | 2-N-Dibutylamino ethanol | 14 | 0.933 | 0.7 |
2528-36-1 | Dibutyl phenyl phosphate | 3.5 | 0.233 | 0.175 |
107-66-4 | Dibutyl phosphate | 8.6 | 0.573 | 0.43 |
84-74-2 | Dibutyl phthalate | 5 | 0.333 | 0.25 |
7572-29-4 | Dichloroacetylene | 0.39 | 0.0026 | 0.0195 |
95-50-1 | o-Dichlorobenzene | 300 | 20 | 15 |
106-46-7 | 1,4-Dichlorobenzene | 450 | 30 | 22.5 |
118-52-5 | 1,3-Dichloro-5, 5-dimethyl hydantoin | 0.2 | 0.013 | 0.025 |
75-34-3 | Dichloroethane | 405 | 27 | 20.25 |
540-59-0 | 1,2-Dichloroethylene | 790 | 52.7 | 39.5 |
111-44-4 | Dichloroethyl ether | 30 | 2 | 1.5 |
75-43-4 | Dichlorofluoromethane | 40 | 2.67 | 2 |
594-72-9 | 1, l-Dichloro-l-nitroethane | 10 | 0.667 | 0.5 |
78-87-5 | 1,2-Dichloropropane, see Propylene dichloride | |||
75-99-0 | 2,2-Dichloropropionic acid | 6 | 0.4 | 0.3 |
62-73-7 | Dichlorvos | 1 | 0.067 | 0.05 |
141-66-2 | Dicrotophos | 0.25 | 0.017 | 0.125 |
77-73-6 | Dicyclopentadiene | 30 | 2 | 1.5 |
102-54-5 | Dicyclopentadienyl iron | 10 | 0.667 | 0.5 |
111-42-2 | Diethanolamine | 15 | 1 | 0.75 |
109-89-7 | Diethylamine | 30 | 2 | 1.5 |
100-37-8 | 2-Diethylamino-ethanol | 50 | 3.33 | 2.5 |
111-40-0 | Diethylene triamine | 4 | 0.267 | 0.2 |
60-29-7 | Diethyl ether | 1200 | 80 | 60 |
96-22-0 | Diethyl Ketone | 705 | 47 | 35.25 |
84-66-2 | Diethyl phthalate | 5 | 0.333 | 0.25 |
2238-07-5 | Diglycidyl ether (DGE) | 0.53 | 0.035 | 0.0265 |
123-31-9 | Dihydroxybenzene, see Hydroquinone | |||
108-83-8 | Diisobutyl ketone | 145 | 9.67 | 7.25 |
108-18-9 | Diisopropylamine | 20 | 1.33 | 1 |
127-19-5 | Dimethyl acetamide | 35 | 2.33 | 1.75 |
124-40-3 | Dimethylamine | 9.2 | 0.613 | 0.46 |
60-11-7 | Dimethyl aminoazo-benzene (NY) | --- | 0.002 | 0.0003 |
1300-73-8 | Dimethylamino-benzene, see Xylidine | |||
121-69-7 | Dimethylaniline (N,N-Dimethylaniline) | 25 | 1.67 | 1.25 |
1330-20-7 | Dimethylbenzene, see Xylene | |||
300-76-5 | Dimethyl-1,2-dibromo-2-dichloroethyl phosphate, see Naled | |||
68-12-2 | Dimethylformamide | 30 | 2 | 1.5 |
108-83-8 | 2,6-Dimethyl-4-heptanone, see Diisobutyl ketone | |||
131-11-3 | Dimethylphthalate | 5 | 0.333 | 0.25 |
148-01-6 | Dinitolmide | 5 | 0.333 | 0.25 |
528-29-0 | Dinitrobenzene | 1 | 0.067 | 0.05 |
99-65-0 | m (or) 1,3-Dinitrobenzene | 1 | 0.067 | 0.05 |
100-25-4 | p (or) 1,4-Dinitrobenzene | 1 | 0.067 | 0.05 |
534-52-1 | Dinitro-o-cresol | 0.2 | 0.013 | 0.01 |
148-01-6 | 3,5-Dinitro-o-toluamide, see Dinitolmide | |||
117-84-0 | N-Dioctyl Phthalate | 5 | 0.333 | 0.25 |
78-34-2 | Dioxathion | 0.2 | 0.013 | 0.01 |
92-52-4 | Diphenyl, see Biphenyl | |||
122-39-4 | Diphenylamine | 10 | 0.667 | 0.5 |
Diphenyl methane diisocyanate, see Methylenediphenyl diisocyanate | ||||
34590-94-8 | Dipropylene glycol methyl ether | 600 | 40 | 30 |
123-19-3 | Dipropyl ketone | 235 | 15.7 | 11.75 |
85-00-7 | Diquat | 0.5 | 0.033 | 0.01 |
97-77-8 | Disulfiram | 2 | 0.133 | 0.1 |
298-04-4 | Disulfoton | 0.1 | 0.007 | 0.005 |
128-37-0 | 2,6-Ditert. butyl-p-cresol | 10 | 0.667 | 0.5 |
330-54-1 | Diuron | 10 | 0.667 | 0.5 |
108-57-6 | Divinyl benzene | 50 | 3.33 | 2.5 |
1302-74-5 | Emery (corundum) total dust (> 1% silica) | 10 | 0.667 | 0.5 |
115-29-7 | Endosulfan | 0.1 | 0.007 | 0.005 |
72-20-8 | Endrin | 0.1 | 0.007 | 0.005 |
13838-16-9 | Enflurane | 566 | 37.7 | 28.3 |
1395-21-7 | Enzymes, see Subtilisins | |||
2104-64-5 | EPN (Ethoxy-4-Nitro-phenoxy phenylphosphine) | 0.5 | 0.033 | 0.025 |
106-88-7 | 1,2-Epoxybutane (MI) | --- | 0.8 | 0.6 |
75-56-9 | 1,2-Epoxypropane, see Propylene oxide | |||
556-52-5 | 2,3-Epoxy-1-propanol, see Glycidol | |||
75-08-1 | Ethanethiol, see Ethyl mercaptan | |||
141-43-5 | Ethanolamine | 8 | 0.533 | 0.4 |
563-12-2 | Ethion | 0.4 | 0.027 | 0.02 |
110-80-5 | 2-Ethoxyethanol | 19 | 1.27 | 0.95 |
111-15-9 | 2-Ethoxyethyl acetate (EGEEA) | 27 | 1.8 | 1.35 |
141-78-6 | Ethyl acetate | 1400 | 93.3 | 70 |
64-17-5 | Ethyl alcohol | 1880 | 125 | 94 |
75-04-7 | Ethylamine | 18 | 1.2 | 0.9 |
541-85-5 | Ethyl amyl ketone | 130 | 8.67 | 6.5 |
100-41-4 | Ethyl benzene | 435 | 29 | 21.75 |
74-96-4 | Ethyl bromide | 22 | 1.47 | 1.1 |
106-35-4 | Ethyl butyl ketone | 230 | 15.3 | 11.5 |
51-79-6 | Ethyl carbamate (Urethane) (WA) | --- | 0.002 | 0.0015 |
75-00-3 | Ethyl chloride | 2640 | 176 | 132 |
107-07-3 | Ethylene chlorohydrin | 3 | 0.2 | 0.15 |
107-15-3 | Ethylenediamine | 25 | 1.67 | 1.25 |
107-06-2 | Ethylene dichloride | 40 | 2.667 | 2 |
107-21-1 | Ethylene glycol vapor (CL) | 127 | 0.846 | 6.35 |
628-96-6 | Ethylene glycol denigrate | 0.31 | 0.021 | 0.016 |
110-49-6 | Ethylene glycol methyl ether acetate, see 2-Methoxyethyl acetate | |||
96-45-7 | Ethylene thiourea (PL2) | --- | 0.047 | 0.035 |
109-94-4 | Ethyl formate | 300 | 20 | 15 |
16219-75-3 | Ethylidene norbornene (CL) | 25 | 0.167 | 1.25 |
75-08-1 | Ethyl mercaptan | 1 | 0.067 | 0.05 |
100-74-3 | N-Ethylmorpholine | 23 | 1.53 | 1.15 |
78-10-4 | Ethyl silicate | 85 | 5.67 | 4.25 |
22224-92-6 | Fenamiphos | 0.1 | 0.007 | 0.005 |
115-90-2 | Fensulfothion | 0.1 | 0.007 | 0.005 |
55-38-9 | Fenthion | 0.2 | 0.013 | 0.01 |
14484-64-1 | Ferbam | 10 | 0.667 | 0.5 |
12604-58-9 | Ferrovanadium dust | 1 | 0.067 | 0.05 |
NA | Fibrous glass dust | 10 | 0.667 | 0.5 |
NA | Fine Mineral Fibers - Including: mineral fiber emissions from facilities manufacturing or processing glass, rock, or slag fibers (or other mineral derived fibers) of average diameter 1 micrometer or less. (ID) | --- | 0.661 | 0.5 |
NA | Fluorides, as F | 2.5 | 0.167 | 0.125 |
7782-41-4 | Fluorine | 2 | 0.133 | 0.1 |
944-22-9 | Fonofos | 0.1 | 0.007 | 0.005 |
75-12-7 | Formamide | 30 | 2 | 1.5 |
64-18-6 | Formic acid | 9.4 | 0.627 | 0.47 |
98-01-1 | Furfural | 8 | 0.533 | 0.4 |
98-00-0 | Furfuryl alcohol | 40 | 2.67 | 2 |
7782-65-2 | Germanium tetrahydride | 0.6 | 0.04 | 0.03 |
NA | Glass, Fibrous or dust, see Fibrous glass dust | |||
111-30-8 | Glutaraldehyde (CL) | 0.82 | 0.0047 | 0.041 |
556-52-5 | Glycidol | 75 | 5 | 3.75 |
110-80-5 | Glycol monoethyl ether, see 2-Ethoxyethanol | |||
7440-58-6 | Hafnium | 0.5 | 0.033 | 0.025 |
110-43-0 | 2-Heptanone, see Methyl n-amyl ketone | |||
106-35-4 | 3-Heptanone, see Ethyl butyl ketone | |||
151-67-7 | Halothane | 404 | 26.9 | 20.2 |
142-82-5 | Heptane (n-Heptane) | 1640 | 109 | 82 |
77-47-4 | Hexachlorocyclopentadiene | 0.1 | 0.007 | 0.005 |
1335-87-1 | Hexachloronaphthalene | 0.2 | 0.013 | 0.010 |
684-16-2 | Hexafluoroacetone | 0.7 | 0.047 | 0.035 |
822-06-0 | Hexamethylene diisocyanate | 0.03 | 0.002 | 0.0015 |
680-31-9 | Hexamethylphosphoramide (WA) | --- | 0.002 | 0.0015 |
110-54-3 | Hexane (n-Hexane) | 180 | 12 | 9 |
591-78-6 | 2-Hexanone, see Methyl n-butyl ketone | |||
108-10-1 | Hexone, see Methyl isobutyl ketone | |||
108-84-9 | sec-Hexyl acetate | 300 | 20 | 15 |
107-41-5 | Hexylene glycol (CL) | 121 | 0.806 | 6.05 |
37275-59-5 | Hydrogenated terphenyls | 5 | 0.333 | 0.25 |
10035-10-6 | Hydrogen bromide (CL) | 10 | 0.0667 | 0.5 |
7647-01-0 | Hydrogen chloride (CL) | 7.5 | 0.05 | 0.375 |
7722-84-1 | Hydrogen peroxide | 1.5 | 0.1 | 0.075 |
7783-06-4 | Hydrogen sulfide | 14 | 0.933 | 0.7 |
123-31-9 | Hydroquinone | 2 | 0.133 | 0.1 |
123-42-2 | 4-Hydroxy-4-Methyl-2-pentanone, see Diacetone alcohol | |||
999-61-1 | 2 -Hydroxypropyl acrylate | 3 | 0.2 | 0.15 |
95-13-6 | Indene | 45 | 3 | 2.25 |
7440-74-6 | Indium & compounds as In | 0.1 | 0.007 | 0.005 |
7553-56-2 | Iodine (CL) | 0.1 | 0.0067 | 0.005 |
75-47-8 | Iodoform | 10 | 0.667 | 0.5 |
1309-37-1 | Iron oxide fume (Fe2O3) as Fe | 5 | 0.333 | 0.25 |
13463-40-6 | Iron pentacarbonyl as Fe | 0.8 | 0.053 | 0.04 |
7439-89-6 | Iron salts, soluble, as Fe | 1 | 0.067 | 0.05 |
123-92-2 | Isoamyl acetate | 525 | 35 | 26.25 |
123-51-3 | Isoamyl alcohol | 360 | 24 | 18 |
110-19-0 | Isobutyl acetate | 700 | 46.7 | 35 |
78-83-1 | Isobutyl alcohol | 150 | 10 | 6 |
26952-21-6 | Isooctyl alcohol | 270 | 18 | 13.5 |
78-59-1 | Isophorone | 28 | 1.867 | 1.4 |
4098-71-9 | Isophorone diisocyanate | 0.09 | 0.006 | 0.0045 |
109-59-1 | Isopropoxyethanol | 105 | 7 | 5.25 |
108-21-4 | Isopropyl Acetate | 1040 | 69.3 | 52 |
67-63-0 | Isopropyl alcohol | 980 | 65.3 | 49 |
75-31-0 | Isopropylamine | 12 | 0.8 | 0.6 |
643-28-7 | N-Isopropylaniline | 10 | 0.667 | 0.5 |
108-20-3 | Isopropyl ether | 1040 | 69.3 | 52 |
4016-14-2 | Isopropyl glycidyl ether (IGE) | 240 | 16 | 12 |
1332-58-7 | Kaolin (respirable dust) | 2 | 0.133 | 0.1 |
463-51-4 | Ketene | 0.9 | 0.06 | 0.045 |
7580-67-8 | Lithium hydride | 0.025 | 0.002 | 0.00125 |
546-93-0 | Magnesite | 10 | 0.667 | 0.5 |
1309-48-4 | Magnesium oxide fume | 10 | 0.667 | 0.5 |
121-75-5 | Malathion | 10 | 0.667 | 0.5 |
108-31-6 | Maleic anhydride | 1 | 0.067 | 0.05 |
7439-96-5 | Manganese as Mn Including: | |||
7439-96-5 | Dust & compounds | 5 | 0.333 | 0.25 |
7439-96-5 | Fume | 1 | 0.067 | 0.05 |
101-68-8 | MDI, see Methylene diphenyl isocyanate | |||
NA | Mercaptans not otherwise listed (ID) | --- | 0.033 | 0.025 |
141-79-7 | Mesityl oxide | 60 | 4 | 3 |
79-41-4 | Methacrylic acid | 70 | 4.67 | 3.5 |
74-93-1 | Methanethiol, see Methyl mercaptan | |||
67-56-1 | Methanol | 260 | 17.3 | 13 |
16752-77-5 | Methomyl | 2.5 | 0.17 | 0.125 |
72-43-5 | Methoxychlor | 10 | 0.667 | 0.5 |
109-86-4 | 2-Methoxyethanol | 16 | 1.07 | 0.8 |
110-49-6 | 2-Methoxyethyl acetate | 24 | 1.6 | 1.2 |
150-76-5 | 4-Methoxyphenol | 5 | 0.333 | 0.25 |
108-65-6 | 1-methoxy-2-propyl acetate (ID) | n/a | 24 | 3.6 |
79-20-9 | Methyl acetate | 610 | 40.7 | 30.5 |
74-99-7 | Methyl acetylene | 1640 | 109 | 82 |
NA | Methyl acetylene-propadiene mix (MAPP) | 1640 | 109 | 82 |
96-33-3 | Methyl acrylate | 35 | 2.33 | 1.75 |
126-98-7 | Methylacrylonitrile | 3 | 0.2 | 0.15 |
74-89-5 | Methylamine | 12 | 0.8 | 0.6 |
108-11-2 | Methyl emyl alcohol, see Methyl isobutyl carbinol | |||
110-43-0 | Methyl n-amyl ketone | 235 | 15.7 | 11.75 |
100-61-8 | N-Methyl aniline | 2 | 0.133 | 0.1 |
74-83-9 | Methyl bromide | 19 | 1.27 | 0.95 |
591-78-6 | Methyl n-butyl ketone | 20 | 1.33 | 1 |
74-87-3 | Methyl chloride | 103 | 6.867 | 5.15 |
71-55-6 | Methyl chloroform | 1910 | 127 | 95.5 |
137-05-3 | Methyl 2-cyano-acrylate | 8 | 0.533 | 0.4 |
25639-42-3 | Methylcyclohexanol | 235 | 15.7 | 11.75 |
583-60-8 | o-Methylcyclohexanone | 230 | 15.3 | 11.5 |
8022-00-2 | Methyl demeton | 0.5 | 0.033 | 0.01 |
101-68-8 | Methylenediphenyl diisocyanate (MDI) | 0.05 | 0.003 | 0.0025 |
5124-30-1 | Methylene bis (4-cyclohexyl isocyanate) | 0.11 | 0.007 | 0.0055 |
78-93-3 | Methyl ethyl ketone (MEK) | 590 | 39.3 | 29.5 |
1338-23-4 | Methyl ethyl ketone peroxide (CL) | 1.5 | 0.01 | 0.0075 |
107-31-3 | Methyl formate | 246 | 16.4 | 12.3 |
541-85-5 | 5-Methyl-3-heptanone, see Ethyl amyl ketone | |||
110-12-3 | Methyl isoamyl ketone | 240 | 16 | 12 |
108-11-2 | Methyl isobutyl carbinol | 104 | 6.93 | 5.2 |
108-10-1 | Methyl isobutyl ketone | 205 | 13.7 | 10.25 |
624-83-9 | Methyl isocyanate | 0.05 | 0.003 | 0.0025 |
563-80-4 | Methyl isopropyl ketone | 705 | 47 | 35.25 |
74-93-1 | Methyl mercaptan | 0.5 | 0.033 | 0.025 |
80-62-6 | Methyl methacrylate | 410 | 27.3 | 20.5 |
298-00-0 | Methyl parathion | 0.2 | 0.013 | 0.01 |
107-87-9 | Methyl propyl ketone | 700 | 46.7 | 35 |
681-84-5 | Methyl silicate | 6 | 0.4 | 0.3 |
98-83-9 | a-Methyl styrene | 240 | 16 | 10.20 |
109-87-5 | Methylal (dimethoxymethane) | 3110 | 207 | 155.5 |
108-87-2 | Methylcyclohexane | 1610 | 107 | 80.5 |
21087-64-9 | Metribuzin | 5 | 0.333 | 0.25 |
7786-34-7 | Mevinphos | 0.1 | 0.007 | 0.005 |
12001-26-2 | Mica (Respirable dust) | 3 | 0.2 | 0.15 |
NA | Mineral Wool Fiber (no asbestos) | 10 | 0.667 | 0.5 |
7439-98-7 | Molybdenum as Mo - Including: | |||
NA | Soluble compounds | 5 | 0.333 | 0.25 |
NA | Insoluble compounds | 10 | 0.667 | 0.5 |
108-90-7 | Monochlorobenzene, see Chlorobenzene | |||
6923-22-4 | Monocrotophos | 0.25 | 0.017 | 0.0125 |
110-91-8 | Morpholine | 70 | 4.67 | 0.35 |
300-76-5 | Naled | 3 | 0.2 | 0.15 |
91-20-3 | Naphthalene | 50 | 3.33 | 2.5 |
54-11-5 | Nicotine | 0.5 | 0.033 | 0.025 |
1929-82-4 | Nitrapyrin | 10 | 0.667 | 0.5 |
7697-37-2 | Nitric acid | 5 | 0.333 | 0.25 |
100-01-6 | p-Nitroaniline | 3 | 0.2 | 0.15 |
98-95-3 | Nitrobenzene | 5 | 0.333 | 0.25 |
100-00-5 | p-Nitrochlorobenzene | 3 | 0.2 | 0.15 |
79-24-3 | Nitroethane | 310 | 20.7 | 15.5 |
7783-54-2 | Nitrogen trifluoride | 29 | 1.93 | 1.45 |
55-63-0 | Nitroglycerin | 0.46 | 0.031 | 0.023 |
75-52-5 | Nitromethane | 50 | 3.333 | 2.5 |
108-03-2 | 1-Nitropropane | 90 | 6 | 4.5 |
99-08-1 | m (or) 3-Nitrotoluene | 11 | 0.733 | 0.55 |
88-72-2 | o (or) 2-Nitrotoluene | 11 | 0.733 | 0.55 |
99-99-0 | p (or) 4-Nitrotoluene | 11 | 0.733 | 0.55 |
76-06-2 | Nitrotrichloromethane, see Chloropicrin | |||
10024-97-2 | Nitrous oxide | 90 | 6 | 4.5 |
111-84-2 | Nonane | 1050 | 70 | 52.5 |
2234-13-1 | Octachloronaphthalene | 0.1 | 0.007 | 0.005 |
111-65-9 | Octane | 1400 | 93.3 | 70 |
NA | Oil mist, mineral | 5 | 0.333 | 0.25 |
20816-12-0 | Osmium tetroxide as Os | 0.002 | 0.0001 | 0.0001 |
144-62-7 | Oxalic acid | 1 | 0.067 | 0.05 |
7783-41-7 | Oxygen difluoride (CL) | 0.11 | 0.0007 | 0.0005 |
8002-74-2 | Paraffin wax fume | 2 | 0.133 | 0.1 |
4685-14-7 | Paraquat | 0.1 | 0.007 | 0.007 |
NA | Paraquat, all Compounds | 0.1 | 0.007 | 0.005 |
56-38-2 | Parathion | 0.1 | 0.007 | 0.005 |
19624-22-7 | Pentaborane | 0.01 | 0.001 | 0.0005 |
1321-64-8 | Pentachloronaphthalene | 0.5 | 0.033 | 0.025 |
82-68-8 | Pentachloronitrobenzene | 0.5 | 0.0333 | 0.025 |
87-86-5 | Pentachlorophenol | 0.5 | 0.033 | 0.025 |
109-66-0 | Pentane | 1770 | 118 | 88.5 |
107-87-9 | 2-Pentanone, see Methyl propyl ketone | |||
594-42-3 | Perchloromethyl mercaptan | 0.8 | 0.053 | 0.04 |
7616-94-6 | Perchloryl Fluoride | 13 | 0.867 | 0.65 |
93763-70-3 | Perlite | 10 | 0.667 | 0.5 |
532-27-4 | Phenacyl chloride, see a-Chloroacetophenone | |||
108-95-2 | Phenol | 19 | 1.27 | 0.95 |
92-84-2 | Phenothiazine | 5 | 0.333 | 0.25 |
108-45-2 | m-Phenylenediamine | 0.1 | 0.0067 | 0.005 |
106-50-3 | p-Phenylenediamine | 0.1 | 0.007 | 0.005 |
101-84-8 | Phenyl ether, vapor | 7 | 0.467 | 0.035 |
122-60-1 | Phenyl glycidyl ether (PGE) | 6 | 0.4 | 0.3 |
108-98-5 | Phenyl mercaptan | 2 | 0.133 | 0.1 |
638-21-1 | Phenylphosphine (CL) | 0.25 | 0.0017 | 0.00125 |
298-02-2 | Phorate | 0.05 | 0.003 | 0.001 |
7786-34-7 | Phosdrin, see Mevinphos | |||
75-44-5 | Phosgene | 0.4 | 0.027 | 0.02 |
7803-51-2 | Phosphine | 0.4 | 0.027 | 0.02 |
7664-38-2 | Phosphoric acid | 1 | 0.067 | 0.05 |
7723-14-0 | Phosphorus | 0.1 | 0.007 | 0.005 |
10025-87-3 | Phosphorus oxychloride | 0.6 | 0.04 | 0.030 |
10026-13-8 | Phosphorus penta-chloride | 1 | 0.067 | 0.05 |
1313-80-3 | Phosphorus penta-sulfide | 1 | 0.067 | 0.05 |
1314-56-3 | Phosphorus pentoxide (ID) | -- | 0.067 | 0.05 |
7719-12-2 | Phosphorus trichloride | 1.5 | 0.1 | 0.075 |
85-44-9 | Phthalic anhydride | 6 | 0.4 | 0.3 |
626-17-5 | m-Phthalodinitrile | 5 | 0.333 | 0.25 |
1918-02-1 | Picloram | 10 | 0.667 | 0.5 |
88-89-1 | Picric acid | 0.1 | 0.006 | 0.005 |
83-26-1 | Pindone | 0.1 | 0.007 | 0.005 |
142-64-3 | Piperazine dihydro-chloride | 5 | 0.333 | 0.25 |
83-26-1 | 2-Pivaloyl-l,3-indandione, see Pindone | |||
7440-06-4 | Platinum - Including: | |||
7440-06-4 | Metal | 1 | 0.067 | 0.05 |
NA | Soluble salts, as Pt | 0.002 | 0.0001 | 0.0001 |
65997-15-1 | Portland cement | 10 | 0.667 | 0.5 |
1310-58-3 | Potassium hydroxide | 2 | 0.133 | 0.1 |
107-19-7 | Propargyl alcohol | 2.3 | 0.153 | 0.115 |
123-38-6 | Propionaldehyde (LA) | 0.43 | 0.0287 | 0.0215 |
79-09-4 | Propionic acid | 30 | 2 | 1.5 |
114-26-1 | Propoxur (Baygon) | 0.5 | 0.033 | 0.025 |
109-60-4 | n-Propyl acetate | 840 | 56 | 42 |
71-23-8 | Propyl alcohol | 500 | 33.3 | 25 |
78-87-5 | Propylene dichloride | 347 | 23.133 | 17.35 |
6423-43-4 | Propylene glycol dinitrate | 0.34 | 0.023 | 0.017 |
107-98-2 | Propylene glycol monomethyl ether | 360 | 24 | 18 |
75-56-9 | Propylene oxide | 48 | 3.2 | 2.4 |
627-13-4 | n-Propyl nitrate | 105 | 7 | 5.25 |
8003-34-7 | Pyrethrum | 5 | 0.333 | 0.25 |
110-86-1 | Pyridine | 15 | 1 | 0.75 |
120-80-9 | Pyrocatechol, see Catechol | |||
106-51-4 | Quinone | 0.4 | 0.027 | 0.02 |
121-84-4 | RDX, see Cyclonite | |||
NA | Refractory Ceramic Fibers (see entry for specific content of emissions, ex: silica) | |||
108-46-3 | Resorcinol | 45 | 3 | 2.25 |
7440-16-6 | Rhodium - Including: | |||
7440-16-6 | Metal | 1 | 0.067 | 0.05 |
NA | Insoluble compounds, as Rh | 1 | 0.067 | 0.05 |
NA | Soluble compounds, as Rh | 0.01 | 0.001 | 0.0005 |
299-84-3 | Ronnel | 10 | 0.667 | 0.5 |
83-79-4 | Rotenone (commercial) | 5 | 0.333 | 0.25 |
8030-30-6 | Rubber solvent (Naphtha) | 1590 | 106 | 79.5 |
14167-18-1 | Salcoine as CO | 0.1 | 0.007 | 0.005 |
7782-49-2 | Selenium | 0.2 | 0.013 | 0.010 |
NA | Selenium and compounds as Se | 0.2 | 0.013 | 0.01 |
136-78-7 | Sesone | 10 | 0.667 | 0.5 |
7803-62-5 | Silane, see silicon tectrahydride | |||
NA | Silica - amorphous - Including: | |||
61790-53-2 | Diatomaceous earth (uncalcined) | 10 | 0.667 | 0.5 |
112926-00-8 | Precipitated silica | 10 | 0.667 | 0.5 |
112926-00-8 | Silica gel | 10 | 0.667 | 0.5 |
NA | Silica, crystalline - Including: | |||
14464-46-1 | Cristobalite | 0.05 | 0.0033 | 0.0025 |
14808-60-7 | quartz | 0.1 | 0.0067 | 0.005 |
60676-86-0 | silica, fused | 0.1 | 0.0067 | 0.005 |
15468-32-3 | tridymite | 0.05 | 0.0033 | 0.0025 |
1317-95-9 | Tripoli | 0.1 | 0.0067 | 0.005 |
7440-21-3 | Silicon | 10 | 0.667 | 0.5 |
409-21-2 | Silicon carbide | 10 | 0.667 | 0.5 |
7803-62-5 | Silicon tetrahydride | 7 | 0.467 | 0.35 |
7440-22-4 | Silver - Including | |||
7440-22-4 | Metal | 0.1 | 0.007 | 0.005 |
7440-22-4 | Soluble compounds, as Ag | 0.01 | 0.001 | 0.005 |
26628-22-8 | Sodium azide (CL) | 0.3 | 0.002 | 0.0015 |
7631-90-5 | Sodium bisulfite | 5 | 0.333 | 0.25 |
136-78-7 | Sodium 2,4-dichloro-phenoxyethyl sulfate, see Sesone | |||
62-74-8 | Sodium fluoroacetate | 0.05 | 0.003 | 0.0025 |
1310-73-2 | Sodium hydroxide | 2 | 0.133 | 0.1 |
7681-57-4 | Sodium metabisulfite | 5 | 0.333 | 0.25 |
NA | Stearates (not including toxic metals) | 10 | 0.667 | 0.5 |
7803-52-3 | Stibine | 0.5 | 0.033 | 0.025 |
8052-41-3 | Stoddard solvent | 525 | 35 | 26.25 |
57-24-9 | Strychnine | 0.15 | 0.01 | 0.0075 |
60-41-3 | Strychnine sulfate as strichnine | 0.15 | 0.01 | 0.01 |
100-42-5 | Styrene monomer (ID) | -- | 6.67 | 1 |
1395-21-7 | Subtilisins (Proteolytic enzymes as 100% pure crystalline enzyme) | 0.00006 | 4.0E-07 | 3.0E-7 |
3689-24-5 | Sulfotep | 0.2 | 0.013 | 0.01 |
7664-93-9 | Sulfuric acid | 1 | 0.067 | 0.05 |
10025-67-9 | Sulfur monochloride (CL) | 6 | 0.04 | 0.03 |
5714-22-7 | Sulfur pentafluoride (CL) | 0.1 | 0.0007 | 0.0005 |
7783-60-0 | Sulfur tetrafluoride (CL) | 0.4 | 0.0027 | 0.002 |
2699-79-8 | Sulfuryl fluoride | 20 | 1.33 | 1 |
35400-43-2 | Sulprofos | 1 | 0.067 | 0.05 |
8065-48-3 | Systox, see Demeton | |||
93-76-5 | 2,4,5-Trichlorophen-oxyacetic acid (2,4,5,-T) | 10 | 0.667 | 0.05 |
7440-25-7 | Tantalum | 5 | 0.333 | 0.25 |
3689-24-5 | TEDP, see Sulfotep | |||
13494-80-9 | Tellurium & Compounds as Te | 0.1 | 0.007 | 0.005 |
7783-80-4 | Tellurium hexafluoride as Te | 0.2 | 0.013 | 0.01 |
3383-96-8 | Temephos | 10 | 0.667 | 0.5 |
107-49-3 | TEPP (Tetraethyl-pyrophosphate) | 0.05 | 0.003 | 0.0025 |
26140-60-3 | Terphenyls | 4.7 | 0.313 | 0.235 |
1335-88-2 | Tetrachloronaphthalene | 2 | 0.133 | 0.10 |
78-00-2 | Tetraethyl Lead | 0.1 | 0.007 | 0.005 |
597-64-8 | Tetraethyltin as organic tin | 0.1 | 0.007 | 0.005 |
109-99-9 | Tetrahydrofuran | 590 | 39.3 | 29.5 |
75-74-1 | Tetramethyl lead, as Pb | 0.15 | 0.01 | 0.0075 |
3333-52-6 | Tetramethyl succinonitrile | 3 | 0.2 | 0.15 |
509-14-8 | Tetranitromethane | 8 | 0.533 | 0.4 |
7722-88-5 | Tetrasodium pyrophosphate | 5 | 0.333 | 0.25 |
479-45-8 | Tetryl | 1.5 | 0.1 | 0.075 |
7440-28-0 | Thallium, soluble Compounds, as Tl | 0.1 | 0.007 | 0.005 |
96-69-5 | 4,4-Thiobis (6 tert, butyl-m-cresol) | 10 | 0.667 | 0.5 |
68-11-1 | Thioglycolic acid | 4 | 0.267 | 0.2 |
7719-09-7 | Thionyl chloride (CL) | 4.9 | 0.0327 | 0.245 |
137-26-8 | Thiram | 5 | 0.333 | 0.25 |
7440-31-5 | Tin - Including: | |||
7440-31-5 | Metal | 2 | 0.133 | 0.1 |
NA | Oxide & inorganic compounds, except SnH4, as Sn | 2 | 0.133 | 0.1 |
NA | Organic compounds as Sn | 0.1 | 0.007 | 0.005 |
108-88-3 | Toluene (toluol) | 375 | 25 | 18.75 |
584-84-9 | Toluene-2,4-di-isocyanate (TDI) | 0.04 | 0.003 | 0.002 |
10-41-54 | p-Toluenesulfonic acid (ID) | n/a | 0.067 | 0.05 |
126-73-8 | Tributyl phosphate | 2.2 | 0.147 | 0.11 |
76-03-9 | Trichloroacetic acid | 7 | 0.467 | 0.35 |
120-82-1 | 1,2,4-Trichlorobenzene (CL) | 37 | 2.47 | 1.85 |
79-01-6 | Trichloroethylene | 269 | 17.93 | 13.45 |
1321-65-9 | Trichloronaphthalene | 5 | 0.333 | 0.25 |
76-06-2 | Trichloronitromethane, See Chloropicrin | |||
95-95-4 | 2,4,5-Trichlorophenol (MA) | --- | --- | 0.0016 |
96-18-4 | l,2,3-Trichloropropane | 60 | 4 | 3 |
121-44-8 | Triethylamine | 4.1 | 0.27 | 0.2 |
1582-09-8 | Trifluralin (PL3) | --- | 7.7 | 1.15 |
552-30-7 | Trimellitic anhydride | 0.04 | 0.003 | 0.002 |
75-50-3 | Trimethylamine | 12 | 0.8 | 0.6 |
25551-13-7 | Trimethyl benzene (mixed and individual isomers) | 123 | 8.2 | 6.15 |
540-84-1 | 2,2,4-Trimethyl-pentane | 350 | 23.3 | 17.5 |
121-45-9 | Trimethyl phosphite | 10 | 0.667 | 0.5 |
479-45-8 | 2,4,6-Trinitrophenyl-methylnitramine, see Tetryl | |||
78-30-8 | Triorthocresyl phosphate | 0.1 | 0.007 | 0.005 |
603-34-9 | Triphenyl amine | 5 | 0.333 | 0.25 |
115-86-6 | Triphenyl phosphate | 3 | 0.2 | 0.15 |
7440-33-7 | Tungsten - Including: | |||
NA | Insoluble compounds | 5 | 0.333 | 0.25 |
NA | Soluble compounds | 1 | 0.067 | 0.05 |
8006-64-2 | Turpentine | 560 | 37.3 | 28 |
7440-61-1 | Uranium (natural) Soluble & insoluble compounds as U | 0.2 | 0.013 | 0.01 |
110-62-3 | n-Valeraldehyde | 175 | 11.7 | 8.75 |
1314-62-1 | Vanadium, as V2O5 Respirable Dust & fume | 0.05 | 0.003 | 0.0025 |
108-05-4 | Vinyl acetate | 35 | 2.3 | 1.75 |
25013-15-4 | Vinyl toluene | 240 | 16 | 12 |
8032-32-4 | VM & P Naphtha | 1370 | 91.3 | 68.5 |
81-81-2 | Warfarin | 0.1 | 0.007 | 0.005 |
1330-20-7 | Xylene (o-, m-, p-isomers) | 435 | 29 | 21.75 |
1477-55-0 | m-Xylene a, a-diamine (CL) | 0.1 | 0.0007 | 0.0005 |
1300-73-8 | Xylidine | 2.5 | 1.67 | 0.125 |
7440-65-5 | Yttrium (Metal and compounds as Y) | 1 | 0.067 | 0.05 |
7440-66-6 | Zinc metal (ID) | -- | 0.667 | 0.5 |
7646-85-7 | Zinc chloride fume | 1 | 0.067 | 0.05 |
1314-13-2 | Zinc oxide fume | 5 | 0.333 | 0.05 |
1314-13-2 | Zinc oxide dust | 10 | 0.667 | 0.5 |
7440-67-7 | Zirconium compounds as Zr | 5 | 0.333 | 0.25 |
Note: ACGIH: American Conference of Government Industrial Hygienists; CL: Derived from ACGIH ceiling Limit UF = 10; ID. Idaho Division of Environmental Quality. Not OEL based; LA: From LA Dept. of Environmental Quality. Not OEL based eight (8) hour TWA; MA: From MA Dept. of Environmental Protection, Div. of Air Quality Control. Not OEL based, annual averaging time, no UF; MI. From MI Dept. of Natural Resources, Air Quality Div. Based on toxicological data, annual averaging time, no UF.; NY: From New York Dept. of Conservation, Div. of Air Quality. Not OEL based, annual averaging. time no UF; OEL: Reference Occupational Exposure Level; PL: From Phil. Dept. of Air Management Services. Not OEL based, annual. averaging time no UF; PL1: From Phil. Dept. of Air Management Services. Unspecified OEL based, annual averaging time, UF=10; PL2: From Phil. Dept. of Air Management Services. Not OEL based annual averaging. time, UF=10; PL3: From Phil. Dept. of Air Management Services. Not OEL based, annual averaging. time, UF=1000.; TWA: Time Weighted Average; UF: Uncertainty Factor; WA: From Washington Dept. of Ecology, Air Programs. Acceptable Source Impact Level based.
Idaho Admin. Code r. 58.01.01.585