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.
Click here to see descriptions of column headings.
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 4 of 51 - 1275 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 |
| 79005 |
1,1,2-trichloroethane |
|
FINAL |
11 |
annual |
160 |
24 hr |
0.063 |
0.63 |
annual |
| 79107 |
acrylic acid |
|
FINAL |
1 |
annual |
|
|
|
|
|
| 79141 |
hydroxyacetic acid/ glycolic acid |
|
FINAL |
4 |
annual |
|
|
|
|
|
| 79243 |
nitroethane |
|
FINAL |
60 |
annual |
|
|
|
|
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| 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 |
|
|
|
|
|
| 80159 |
cumene hydroperoxide |
|
FINAL |
6 |
annual |
|
|
|
|
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| 80433 |
dicumyl peroxide |
|
FINAL |
0.1 |
annual |
|
|
|
|
|
| 80626 |
methyl methacrylate |
|
FINAL |
700 |
annual |
|
|
|
|
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| 80739 |
n,n'-dimethylethyleneurea |
|
FINAL |
0.1 |
annual |
|
|
|
|
|
| 82688 |
pentachloronitrobenzene |
|
FINAL |
11 |
annual |
|
|
|
|
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| 83329 |
acenaphthene |
|
FINAL |
210 |
annual |
|
|
|
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| 84662 |
diethyl phthalate |
|
FINAL |
2800 |
annual |
|
|
|
|
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| 85018 |
phenanthrene |
|
FINAL |
0.1 |
annual |
|
|
|
|
|
| 85449 |
phthalic anhydride |
|
FINAL |
20 |
annual |
|
|
|
|
|
| 85687 |
butyl benzyl phthalate |
|
FINAL |
700 |
annual |
|
|
|
|
|
| 86737 |
fluorene |
|
FINAL |
140 |
annual |
|
|
|
|
|
| 79312 |
isobutyric acid |
|
FINAL |
0.9 |
annual |
|
|
|
|
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| 87616 |
1,2,3-trichlorobenzene |
|
FINAL |
27 |
annual |
|
|
|
|
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| 87865 |
pentachlorophenol |
|
FINAL |
20 |
annual |
|
|
0.009 |
0.09 |
annual |
| 87901 |
1,3,5-trichloroisocyanuric acid |
|
FINAL |
2 |
annual |
|
|
|
|
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| 87650 |
2,6-dichlorophenol |
|
FINAL |
3.8 |
annual |
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|
|
|
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| 88653 |
o-bromobenzoic acid |
|
FINAL |
0.1 |
annual |
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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 lehnerD@michigan.gov or (517) 582-3779. |
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