Mich. Admin. Code R. 325.60156 - Maximum allowable concentrations for substances; C and D
Rule 6. Table 2 for substances C and D, are as follows:
TABLE 2 MAXIMUM ALLOWABLE CONCENTRATIONS FOR SUBSTANCES; C AND D |
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SUBSTANCE |
CAS No.1 |
MAC/Ceiling/STEL |
||
ppm |
mg/m3 |
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Cadmium and cadmium compounds |
See CS 609. Cadmium in Construction* |
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Calcium arsenate |
--- |
1 |
||
Calcium carbonate |
1317-65-3 |
Inert dust |
||
Calcium oxide |
1305-78-8 |
--- |
5 |
|
Camphor (synthetic) |
76-22-2 |
2 |
--- |
|
Carbaryl (Sevin) |
63-25-2 |
--- |
5 |
|
Carbon black |
1333-86-4 |
--- |
3.5 |
|
Carbon dioxide |
124-38-9 |
5,000 |
9,000 |
|
S |
Carbon disulfide |
75-15-0 |
20 |
60 |
Carbon monoxide |
630-08-0 |
50 |
55 |
|
S, C |
Carbon tetrachloride |
56-23-5 |
10 |
65 |
Cellulose (paper fiber) |
9004-34-6 |
Inert dust |
||
S |
Chlordane |
57-74-9 |
--- |
0.5 |
S |
Chlorinated camphene |
8001-35-2 |
--- |
0.5 |
Chlorinated diphenyl oxide |
55720-99-5 or 31242-93-0 |
--- |
0.5 |
|
Chlorine |
7782-50-5 |
1 |
3 |
|
Chlorine dioxide |
10049-04-4 |
0.1 |
0.3 |
|
C |
Chlorine trifluoride |
7790-91-2 |
0.1 |
0.4 |
C |
Chloroacetaldehyde |
107-20-0 |
1 |
3 |
alpha-Chloroacetophenone (Phenacyl chloride) |
532-27-4 |
0.05 |
0.3 |
|
Chlorobenzene (mono chlorobenzene) |
108-90-7 |
75 |
350 |
|
o-Chlorobenzylidene malononitrile (OCBM) |
2698-41-1 |
0.05 |
0.4 |
|
Chlorobromomethane |
74-97-5 |
200 |
1,050 |
|
2-Chloro-1,3-butadiene |
See Chloroprene |
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Chlorodiphenyl (42% Chlorine) |
53469-21-9 |
--- |
1 |
|
Chlorodiphenyl (54% Chlorine) |
11097-69-1 |
--- |
0.5 |
|
1-Chloro-2,3-epoxy propane |
See Epichlorohydrin |
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2-Chloroethanol |
See Ethylene chlorohydrin |
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Chloroethylene |
See Vinyl chloride |
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C |
Chloroform (Trichloromethane) |
67-66-3 |
50 |
240 |
1-Chloro-1-nitropropane |
600-25-9 |
20 |
100 |
|
Chloropicrin |
76-06-2 |
0.1 |
0.7 |
|
Chloroprene (2-chloro-1,3-butadiene) |
126-99-8 |
25 |
90 |
|
Chromic acid and chromates (as Cr03) |
See OH 604. Chromium (VI) in Construction*, *** |
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Chromium (VI) compounds |
See OH 604. Chromium (VI) in Construction*, *** |
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Chromium | ||||
sol. chromic and chromous salts (as Cr) |
Varies with compound |
--- |
0.5 |
|
Metal and insol. Salts |
7440-47-3 |
--- |
1 |
|
Coal tar pitch volatiles (benzene soluble fraction: anthracene, BaP, phenanthrene, acridine, chrysene, pyrene) |
65996-93-2 |
--- |
0.2 |
|
Cobalt, metal fume and dust |
7440-48-4 |
0.1 |
||
Coke oven emissions |
See GI & CS 314. Coke Oven Emissions* |
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Copper |
||||
Fume |
7440-50-8 |
--- |
0.1 |
|
Dusts and mists |
--- |
1 |
||
Corundum (Al203) |
Inert dust |
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Cotton dust (raw) |
- |
--- |
1 |
|
Crag herbicide |
136-78-7 |
--- |
15 |
|
S |
Cresol (all isomers) |
1319-77-3 |
5 |
22 |
Crotonaldehyde |
123-73-9 4170-30-3 |
2 |
6 |
|
S |
Cumene |
98-82-8 |
50 |
245 |
S |
Cyanide (as CN) |
Varies with compound |
--- |
5 |
Cyanogen |
460-19-5 |
10 |
--- |
|
Cyclohexane |
110-82-7 |
300 |
1,050 |
|
Cyclohexanol |
108-93-0 |
50 |
200 |
|
Cyclohexanone |
108-94-1 |
50 |
200 |
|
Cyclohexene |
110-83-8 |
300 |
1,015 |
|
Cyclopentadiene |
542-92-7 |
75 |
200 |
|
2,4-D |
94-75-7 |
--- |
10 |
|
S |
DDT (Dichlorodiphenyl-trichloroethane) |
50-29-3 |
--- |
1 |
DDVP |
See Dichlorvos |
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S |
Decaborane |
17702-41-9 |
0.05 |
0.3 |
S |
Demeton |
8065-48-3 |
--- |
0.1 |
Diacetone alcohol (4-hydroxy-4-methyl-2-pentanone) |
123-42-2 |
50 |
240 |
|
1,2-Diainoethane |
See Ethylenediamine |
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Diazomethane |
334-88-3 |
0.2 |
0.4 |
|
Diborane |
19287-45-7 |
0.1 |
0.1 |
|
S, C |
1,2-Dibromoethane (ethylene dibromide) |
106-93-4 |
25 |
190 |
Dibutyl phosphate |
107-66-4 |
1 |
5 |
|
Dibutyl phthalate |
84-74-2 |
--- |
5 |
|
C |
Dichloroacetylene |
7572-29-4 |
0.1 |
0.4 |
C |
o-Dichlorobenzene |
95-50-1 |
50 |
300 |
p-Dichlorobenzene |
106-46-7 |
75 |
450 |
|
Dichlorodifluoromethane |
75-71-8 |
1,000 |
4,950 |
|
1,3-Dichloro-5, 5-dimethyl hydantoin |
118-52-5 |
--- |
0.2 |
|
1,1-Dichloroethane |
75-34-3 |
100 |
400 |
|
1,2-Dichloroethane |
107-06-2 |
50 |
200 |
|
1,2-Dichloroethylene |
540-59-0 |
200 |
790 |
|
S, C |
Dichloroethyl ether |
111-44-4 |
15 |
90 |
Dichloromethane |
See Methylene chloride |
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Dichloromonofluoromethane |
75-69-4 |
1,000 |
4,200 |
|
C |
1,1-Dichloro-1-nitroethane |
594-72-9 |
10 |
60 |
1,2-Dichloropropane |
See Propylene dichloride |
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Dichlorotetrafluoroethane |
76-14-2 |
1,000 |
7,000 |
|
S |
Dichlorvos (DDVP) |
62-73-7 |
--- |
1 |
S |
Dieldrin |
60-57-1 |
--- |
0.25 |
Diethylamine |
109-89-7 |
25 |
75 |
|
S |
Diethylamino, ethanol |
100-37-8 |
10 |
50 |
S, C |
Diethylene triamine |
111-40-0 |
10 |
42 |
Diethyl ether |
See Ethyl ether |
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Difluorodibromomethane |
75-61-6 |
100 |
860 |
|
C |
Diglycidyl ether (DGE) |
2238-07-5 |
0.5 |
2.8 |
Dihydroxybenzene |
See Hydroquinone |
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Diisobutyl ketone |
108-83-8 |
50 |
290 |
|
S |
Diisopropylamine |
108-18-9 |
5 |
20 |
Dimethoxymethane |
See Methylal |
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S |
Dimethyl acetamide |
127-19-5 |
10 |
35 |
Dimethylamine |
124-40-3 |
10 |
18 |
|
Dimethylaminobenzene |
See Xylidene |
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S |
Dimethylaniline (N-dimethylaniline) |
121-69-7 |
5 |
25 |
Dimethylbenzene |
See Xylene |
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Dimethyl-1, 2-dibromo- 2, 2-dichloroethyl phosphate (Dibrom) |
300-76-5 |
--- |
3 |
|
S |
Dimethylformamide |
68-12-2 |
10 |
30 |
2,6-Dimethylheptanone |
See Diisobutyl ketone |
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S |
1,1-Dimethylhydrazine |
57-14-7 |
0.5 |
1 |
Dimethylphthalate |
131-11-3 |
--- |
5 |
|
S |
Dimethyl sulfate |
77-78-1 |
1 |
5 |
S |
Dinitrobenzene (all isomers) |
99-65-0 528-29-0 100-25-4 |
--- |
1 |
S |
Dinitro-o-cresol |
534-52-1 |
--- |
0.2 |
S |
Dinitrotoluene |
25321-14-6 |
--- |
1.5 |
S |
Dioxane (diethylene dioxide) |
123-91-1 |
100 |
360 |
Diphenyl |
92-52-4 |
0.2 |
1 |
|
Diphenylamine |
122-39-4 |
--- |
10 |
|
Diphenylmethane diisocyanate |
See Methylene bisphenyl isocyanate (MDI) |
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S |
Dipropylene glycol methyl ether |
34590-94-8 |
100 |
600 |
Di-sec-octyl phthalate (di-2-ethylhexylphthalate) |
117-81-7 |
--- |
5 |
|
1 |
The CAS number is for information only. Enforcement is based on the substance name. For an entry covering more than 1 metal compound measured as the metal, the CAS number for the metal is given - not the CAS number for the individual compounds. | |||
A |
See R 325.60154(2)(a). | |||
C |
See R 325.60154(2)(b). | |||
S |
See R 325.60154(2)(c). | |||
STEL |
See R 325.60154(2)(d). | |||
* |
Caution--these rules contain extensive requirements for exposure to these substances. | |||
*** |
If the exposure limit in OH 604. Chromium (VI) in Construction is stayed or is otherwise not in effect, the exposure limit is 0.1 mg/m3 for chromic acid and chromates (Cr03) as an 8-hour TWA. | |||
All MIOSHA Standards shown in this table are referenced in R 325.60151. |
Notes
State regulations are updated quarterly; we currently have two versions available. Below is a comparison between our most recent version and the prior quarterly release. More comparison features will be added as we have more versions to compare.