Michigan Administrative Code › Department - Labor and Economic Opportunity › MIOSHA › General Industry and Construction Safety and Occupational Health Standards › Occupational Health Standards › Part 700 - AGRICULTURE › Section R. 325.2414 - Maximum allowable concentrations for substances C and D

Current through Vol. 24-12, July 15, 2024
Rule 14. Table 2 reads as follows:
S Demeton[R]
---
0.1
Diacetone alcohol (
								  4-hydroxy-4-methy1-2-pentanone)
50
240
1,2-Diainoethane, see Ethylenediamine Diazomethane
								  Diborane
0.2 0.1
0.4 0.1
S,C 2-Dibromoethane (ethylene dibromide) Dibutyl
								  phosphate Dibutyl phthalate
25 1
190 5 5
C Dichloroacetylene
0.1
0.4
C o-Dichlorobenzene
50
300
p-Dichlorobenzene
75
450
Dichlorodifluoromethane
1,000
4, 950
1,3-Dichloro-5,5-dimethyl hydantoin
---
0.2
1,1-Dichloroethane
100
400
1,2-Dichloroethane
50
200
1,2-Dichloroethylene
200
7 90
S,C Dichloroethyl ether Dichloromethane, see
								  Methylene chloride
15
90
Dichloromonofluoromethane
1,000
4,200
C 1,1-Dichloro-l-nitroethane 1,2-Dichloropropane,
								  see Propylene dichloride
10
60
Dichlorotetrafluoroethane
1,000
7,000
S Dichlorvos (DDVP)
---
1
S Dieldrin
---
0.25
Diethyl
25
75
S Diethylamino, ethanol
10
50
S,C Diethylene triamine
10
42
Diethyl ether, see Ethyl ether
								  Difluorodibromomethane
100
8 60
C Diglycidyl ether (DGE) Dihydroxybenzene, see
								  Hydroquinone
0.5
2.8
Diisobutyl ketone
50
290
S Diisopropylamine Dimethoxymethane, see Methylal
5
20
S Dimethyl acetamide Dimethylamine
								  Dimethylaminobenzene, see Xylidene
10 10
35 18
S Dimethylaniline (N-dimethylaniline)
								  Dimethylbenzene, see Xylene
5
25
Dimethyl-1,2-dibromo-2,2-dichloroethyl phosphate
---
3
(Dibrom)
S DimethyIformamide
10
30
2,6-Dimethylheptanone, see Diisobutyl ketone
S 1,1-Dimethylhydrazine
0.5
1 5
Dimethylphthalate
---
5
S Dimethylsulfate
1
5
S Dinitrobenzene (all isomers)
---
1
S Dinitro-o-cresol
---
0.2
S Dinitrotoluene
---
1.5
S Dioxane (diethylene dioxide)
100
360
Diphenyl
0.2
1
Diphenyl amine
---
10
Diphenylmethane diisocyanate, see
								  Methylene bisphenyl isocyanate (MDI)
S Dipropylene glycol methyl ether
100
600
Di-sec,octyl phthalate (di-2-ethylhexylphthalate)
---
5
A, C, and S See
								  R
								  325.2412.
* Caution--these rules contain
								  extensive requirements for exposure to these substances.
Table 2
MAC
Substance
ppm
mg/m3
Cadmium (metal dust and soluble salts)
								  (see R 325.51851 et seq. * )
C Cadmium oxide fume (as Cd) (see R
								  325.51851 et seq. * )
Calcium arsenate
---
1
Calcium carbonate
Inert dust
Calcium oxide
---
5
Camphor (synthetic)
2
--
Carbaryl (Sevin)
---
5
Carbon black
---
3.5
Carbon dioxide
5,000
9,000
S Carbon disulfide Carbon monoxide
20 50
60 55
S,C Carbon tetrachloride
10
65
Cellulose (paper fiber)
Inert dust
S Chlordane
---
0.5
S Chlorinated camphene
---
0.5
Chlorinated diphenyl oxide
---
0.5
Chlorine
1
3
Chlorine dioxide
0.1
0.3
C Chlorine trifluoride
0.1
0.4
C Chioroacetaldehyde
1
3
alpha-Chloroacetophenone (phenacylchloride)
0.05
0.3
Chlorobenzene (monochlorobenzene)
75
350
o-Chlorobenzylidene malononitrile (OCBM)
0.05
0.4
Chiorobromomethane
200
1,050
2-Chloro-l,3-butadiene, see Chloroprene
S Chlorodiphenyl (42% Chlorine)
---
1
S Chlorodiphenyl (54% Chlorine)
---
0.5
l-Chloro-2,3-epoxypropane, see Epichlorohydrin
2-Chloroethanol, see Ethylene chlorohydrin
Chloroethylene, see Vinyl chloride
C Chloroform (trichloromethane)
50
240
1-Chloro-l-nitropropane
20
100
Chloropicrin
0.1
0.7
S Chloroprene (2-chloro-l,3-butadiene)
25
90
Chromic acid and chromates (as
								  Cr03)
---
0.1
Chromium, sol. chromic & chromous salts (as
								  Cr)
---
0.5
Metal & insol. salts
---
1
Coal tar pitch volatiles (benzene soluble
								  fraction:
anthracene,BaP, phenanthrene, acridine, chrysene,
								  pyrene)
---
0.2
Cobalt, metal fume & dust
---
0.1
Coke oven emissions (see
								  R
								  325.50101 et seq. * )
Copper fume
---
0.1
Dusts and mists
---
1
Corundum
								  (A1203)
Inert dust
Cotton dust (raw) Crag herbicide
---
1
crag[R] herbicide
---
15
S Cresol (all isomers)
5
22
Crotonaldehyde
2
6
S Cumene
50
245
S Cyanide (as CN) Cyanogen
10
5
Cyclohexane
300
1,050
Cyclohexanol
50
200
Cyclohexanone
50
200
Cyclohexene
300
1,015
Cyclopentadiene
75
200
2,4-D
---
10
S DDT (Dichlorodiphenyltrichloroethane)
---
1
DDVP, see Dichlorvos
S Decaborane
0.05
0.3