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 23 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 |
| 627305 |
3-chloro-1-propanol |
|
FINAL |
0.1 |
annual |
|
|
|
|
|
| 627838 |
octadecanoic acid, 1,2-ethanediyl ester |
|
FINAL |
0.1 |
annual |
|
|
|
|
|
| 627930 |
dimethyl adipate |
27 |
FINAL |
1 |
annual |
|
|
|
|
|
| 628637 |
n-amyl acetate |
|
FINAL |
1100 |
annual |
|
|
|
|
|
| 629118 |
1,6-hexanediol |
|
FINAL |
14 |
annual |
|
|
|
|
|
| 629732 |
1-hexadecene |
|
FINAL |
17 |
annual |
|
|
|
|
|
| 630206 |
1,1,1,2-tetrachloroethane |
|
FINAL |
|
|
|
|
0.1 |
1 |
annual |
| 634662 |
1,2,3,4-tetrachlorobenzene |
|
FINAL |
120 |
annual |
|
|
|
|
|
| 634902 |
1,2,3,5-tetrachlorobenzene |
|
FINAL |
12 |
annual |
|
|
|
|
|
| 637923 |
ethyl tertiary butyl ether |
|
FINAL |
|
|
|
|
0.00001 |
0.0001 |
annual |
| 644622 |
meclofenamic acid |
|
FINAL |
0.1 |
annual |
|
|
|
|
|
| 646060 |
1,3-dioxolane |
|
FINAL |
10 |
annual |
|
|
|
|
|
| 668451 |
chlorofluorobenzonitrile |
|
FINAL |
0.1 |
annual |
|
|
|
|
|
| 677214 |
3,3,3-trifluoropropene |
|
FINAL |
280 |
annual |
|
|
|
|
|
| 684935 |
n-nitroso-n-methylurea |
|
FINAL |
|
|
|
|
0.000001 |
0.00001 |
annual |
| 694837 |
1,2-Diaminocyclohexane |
|
FINAL |
2 |
annual |
|
|
|
|
|
| 694871 |
benzocyclobutene |
|
FINAL |
220 |
annual |
|
|
|
|
|
| 696822 |
2,4,6-trifluoropyrimidine |
|
FINAL |
0.1 |
annual |
|
|
|
|
|
| 701644 |
monophenyl phosphoric acid |
|
FINAL |
3 |
annual |
|
|
|
|
|
| 756796 |
dimethyl methyl phosphonate |
|
FINAL |
700 |
annual |
|
|
|
|
|
| 763699 |
ethyl-3-ethyloxypropionate |
|
FINAL |
134 |
annual |
|
|
|
|
|
| 770354 |
propylene glycol phenyl ether |
|
FINAL |
8 |
annual |
|
|
|
|
|
| 778256 |
diphenylmethylsilanol |
|
FINAL |
6 |
annual |
|
|
|
|
|
| 807283 |
tetraphenyldimethyldisiloxane |
|
FINAL |
0.1 |
annual |
|
|
|
|
|
| 811972 |
1,1,1,2-tetrafluoroethane |
|
FINAL |
80000 |
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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