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.
It is possible to cut and paste the table below into a spreadsheet program for further manipulation. |
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Page 51 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 |
| 78591 |
isophorone |
|
FINAL |
280 |
1 hr |
|
|
3.7 |
37 |
annual |
| 78784 |
2-methyl butane |
|
FINAL |
17700 |
8 hr |
|
|
|
|
|
| 78795 |
isoprene |
|
FINAL |
|
|
|
|
0.02 |
0.2 |
annual |
| 78831 |
isobutyl alcohol |
|
FINAL |
1500 |
8 hr |
|
|
|
|
|
| 78842 |
isobutyraldehyde |
|
FINAL |
160 |
annual |
|
|
|
|
|
| 78875 |
propylene dichloride |
|
FINAL |
4 |
annual |
|
|
0.2 |
2 |
annual |
| 78922 |
sec-butyl alcohol |
|
FINAL |
3000 |
8 hr |
|
|
|
|
|
| 78933 |
methyl ethyl ketone |
|
FINAL |
5000 |
24 hr |
|
|
|
|
|
| 78966 |
monoisopropanolamine |
|
FINAL |
15 |
annual |
|
|
|
|
|
| 79005 |
1,1,2-trichloroethane |
|
FINAL |
11 |
annual |
160 |
24 hr |
0.063 |
0.63 |
annual |
| 79016 |
trichloroethylene |
|
FINAL |
2 |
24 hr |
|
|
0.2 |
2 |
annual |
| 79061 |
acrylamide |
|
FINAL |
6 |
24 hr |
|
|
0.005 |
0.05 |
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 |
|
|
|
|
|
| 79312 |
isobutyric acid |
|
FINAL |
0.9 |
annual |
|
|
|
|
|
| 79345 |
1,1,2,2-tetrachloroethane |
|
FINAL |
|
|
|
|
0.02 |
0.2 |
annual |
| 79414 |
methacrylic acid |
|
FINAL |
30 |
annual |
|
|
|
|
|
| 79436 |
Dichloroacetic acid |
|
FINAL |
0.5 |
annual |
|
|
0.07 |
0.7 |
annual |
| 79469 |
2-nitropropane |
|
FINAL |
20 |
annual |
|
|
0.00037 |
0.0037 |
annual |
| 79925 |
camphene |
|
FINAL |
80 |
annual |
|
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|
|
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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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