Mich. Admin. Code R. 325.2414

Current through Vol. 24-22, December 15, 2024
Section R. 325.2414 - Maximum allowable concentrations for substances C and D

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
Substanceppmmg/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

Mich. Admin. Code R. 325.2414

1979 AC; 2003 AACS