Michigan Air Toxics System
Initial Threshold Screening Level/Initial Risk Screening Level (ITSL/IRSL)
Toxics Screening Level Query Results
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The results of your search are displayed below. Click any column heading to sort.
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If a number appears in the "notes" column for a given, chemical, see the definition on the bottom of this page.
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Page 49 of 52 - 1277 record(s) matched your criteria |
| CAS Number |
Chemical Name |
Notes |
Status |
ITSL (μg/m3) |
Averaging Time |
Second ITSL (μg/m3) |
Second ITSL Avg Time |
IRSL
(μg/m3) |
SRSL
(μg/m3) |
Carc Avg Time |
| 74931 |
methyl mercaptan |
|
FINAL |
10 |
1 hr |
|
|
|
|
|
| 74975 |
chlorobromomethane |
|
FINAL |
10600 |
8 hr |
|
|
|
|
|
| 74997 |
methyl acetylene |
|
FINAL |
16500 |
8 hr |
|
|
|
|
|
| 75003 |
ethyl chloride |
|
FINAL |
10000 |
24 hr |
|
|
|
|
|
| 75285 |
isobutane |
22 |
FINAL |
23800 |
8 hr |
|
|
|
|
|
| 75296 |
2-chloropropane |
|
FINAL |
100 |
24 hr |
|
|
|
|
|
| 75310 |
isopropylamine |
|
FINAL |
120 |
8 hr |
|
|
|
|
|
| 75343 |
1,1-dichloroethane |
|
FINAL |
500 |
annual |
|
|
|
|
|
| 75150 |
carbon disulfide |
|
FINAL |
700 |
annual |
|
|
|
|
|
| 75183 |
dimethylsulfide |
|
FINAL |
7 |
annual |
|
|
|
|
|
| 71556 |
methyl chloroform |
|
FINAL |
6000 |
24 hr |
|
|
|
|
|
| 67685 |
dimethylsulfoxide |
|
FINAL |
20 |
annual |
|
|
|
|
|
| 75047 |
ethylamine |
|
FINAL |
92 |
8 hr |
|
|
|
|
|
| 75058 |
acetonitrile |
|
FINAL |
200 |
annual |
|
|
|
|
|
| 75081 |
ethyl mercaptan |
|
FINAL |
13 |
1 hr |
|
|
|
|
|
| 79414 |
methacrylic acid |
|
FINAL |
30 |
annual |
|
|
|
|
|
| 87616 |
1,2,3-trichlorobenzene |
|
FINAL |
27 |
annual |
|
|
|
|
|
| 87650 |
2,6-dichlorophenol |
|
FINAL |
3.8 |
annual |
|
|
|
|
|
| 79094 |
propionic acid |
|
FINAL |
300 |
8 hr |
|
|
|
|
|
| 79107 |
acrylic acid |
|
FINAL |
1 |
annual |
|
|
|
|
|
| 79118 |
chloroacetic acid |
|
FINAL |
20 |
8 hr |
|
|
|
|
|
| 79141 |
hydroxyacetic acid/ glycolic acid |
|
FINAL |
4 |
annual |
|
|
|
|
|
| 79209 |
methyl acetate |
|
FINAL |
6100 |
8 hr |
|
|
|
|
|
| 79243 |
nitroethane |
|
FINAL |
60 |
annual |
|
|
|
|
|
| 79298 |
2,3-dimethylbutane |
|
FINAL |
3500 |
8 hr |
|
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Notes: For a list of notes which correspond to any numbers which may appear in the �Notes� column above, please follow this link.
https://www.michigan.gov/egle/-/media/Project/Websites/egle/Documents/Programs/AQD/toxics/itsl-irsl-screening-level-footnotes.pdf
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| For issues related to ITSL/IRSL database content, contact Doreen Lehner at [email protected] or (517) 582-3779. |
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