Mich. Admin. Code R. 325.60157 - Maximum allowable concentrations for substances; E to H

Rule 7. Table 3 for substances E to H, are as follows:

TABLE 3 MAXIMUM ALLOWABLE CONCENTRATIONS FOR SUBSTANCES; E TO H
SUBSTANCE		CAS No.1	MAC/Ceiling/STEL
			ppm	mg/m3
Emery		Inert dust
S	Endosulfan (Thiodan)	115-29-7	---	0.1
S	Endrin	72-20-8	---	0.1
S	Epichlorohydrin	106-89-8	5	19
S	EPN	2104-64-5	---	0.5
1,2-Epoxypropane	See Propylene oxide
2,3-Epoxy-1-propanol	See Glycidol
Ethane		Inert gas
Ethanethiol	See Ethyl mercaptan
Ethanolamine	141-43-5	3	6
S	2-Ethoxyethanol	110-80-5	200	740
S	2-Ethoxyethyl acetate (cellosolve acetate)	111-15-9	100	540
Ethyl acetate	141-78-6	400	1,400
S	Ethyl acrylate	140-88-5	25	100
Ethyl alcohol (ethanol)	64-17-5	1,000	1,900
Ethylamine	75-04-7	10	18
Ethyl sec-amyl ketone (5-methyl-3-heptanone)	541-85-5	25	130
Ethyl benzene	100-41-4	100	435
Ethyl bromide	74-96-4	200	890
Ethyl butyl ketone (3-heptanone)	106-35-4	50	230
Ethyl chloride	75-00-3	1,000	2,600
Ethyl ether	60-29-7	400	1,200
Ethyl formate	109-94-4	100	300
Ethyl mercaptan	75-08-1	0.5	1
Ethyl silicate	78-10-4	100	850
Ethylene		Inert gas
S	Ethylene chlorohydrin	107-07-3	5	16
Ethylenediamine	107-15-3	10	25
Ethylene dibromide	See 1,2-Dibromoethane
Ethylene dichloride	See 1,2-Dichloroethane
S, C	Ethylene glycol dinitrate	628-96-6	0.2	1
Ethylene glycol monomethyl ether acetate	See Methyl cellosolve acetate
S	Ethyleneimine	151-56-4	0.5	1
Ethylene oxide	See GI & CS 304. Ethylene Oxide*
Ethylidine chloride	See 1,1-Dichloroethane
S	N-Ethylmorpholine	100-74-3	20	94
Ferbam	14484-64-1	---	15
Ferrovanadium dust	12604-58-9	---	1
Fibrous glass		Inert dust
Fluoride (as F)	Varies with compound	---	2.5
Fluorine	7782-41-4	0.1	0.2
Fluorotrichloromethane	75-69-4	1,000	5,600
C	Formaldehyde	See GI & CS 306. Formaldehyde*
Formic acid	64-18-6	5	9
S	Furfural	98-01-1	5	20
Furfuryl alcohol	98-00-0	50	200
Gasoline (limits will be based on aromatic hydrocarbons in mixture)
Glycerine mist		Inert mist
Glycidol (2,3-epoxy-1-propanol)	556-52-5	50	150
Glycol monoethyl ether	See 2-Ethoxyethanol
Graphite (synthetic)	Inert dust
Guthion	See Azinphos-methyl
Gypsum	13397-24-5	Inert dust
Hafnium	7440-58-6	---	0.5
Helium		Inert gas
S	Heptachlor	76-44-8	---	0.5
Heptane (n-heptane)	142-82-5	500	2,000
S	Hexachloroethane	67-72-1	1	10
S	Hexachloronaphthalene	1335-87-1	---	0.2
Hexane (n-hexane)	110-54-3	500	1,800
2-Hexanone	591-78-6	100	410
Hexone (methyl isobutyl ketone)	108-10-1	100	410
sec-Hexyl acetate	108-84-9	50	300
S	Hydrazine	302-01-2	1	1.3
Hydrogen		Inert gas
Hydrogen bromide	10035-10-6	3	10
C	Hydrogen chloride	7647-01-0	5	7
S	Hydrogen cyanide	74-90-8	10	11
Hydrogen fluoride	7664-39-3	3	2
Hydrogen peroxide	7722-84-1	1	1.4
Hydrogen selenide	7783-07-5	0.05	0.2
Hydrogen sulfide	7783-06-4	10	15
Hydroquinone	123-31-9	---	2
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 B	See R 325.60154(2)(b).
S C	See R 325.60154(2)(c).
STEL	See R 325.60154(2)(d).
*	Caution--these rules contain extensive requirements for exposure to these substances.
All MIOSHA Standards shown in is this table are referenced in R 325.60151.

Notes

Mich. Admin. Code R. 325.60157

2002 AACS; 2013 AACS; 2017 AACS; 2019 MR 18, Eff. 9/20/2019