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 5 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 |
| 7446700 |
aluminum chloride |
|
FINAL |
0.1 |
annual |
|
|
|
|
|
| 7473985 |
2-hydroxy-2-methyl-1-phenyl-1-propanone |
|
FINAL |
0.1 |
annual |
|
|
|
|
|
| 7488564 |
selenium disulfide |
34 |
FINAL |
2 |
8 hr |
|
|
|
|
|
| 7525624 |
ethylvinyl benzene |
|
FINAL |
0.1 |
annual |
|
|
|
|
|
| 7553562 |
iodine |
|
FINAL |
1 |
8 hr |
|
|
|
|
|
| 7558794 |
disodium hydrogen phosphate |
|
FINAL |
10 |
annual |
|
|
|
|
|
| 7580850 |
2-tert-butoxyethanol |
|
FINAL |
7 |
annual |
|
|
|
|
|
| 7631905 |
sodium bisulfite |
|
FINAL |
50 |
8 hr |
|
|
|
|
|
| 7631950 |
sodium molybdate |
|
FINAL |
5 |
8 hr |
|
|
|
|
|
| 7632000 |
sodium nitrite |
|
FINAL |
10 |
annual |
|
|
|
|
|
| 7632044 |
sodium perborate |
40 |
FINAL |
610 |
1 hr |
|
|
|
|
|
| 7637072 |
boron trifluoride |
|
FINAL |
0.7 |
24 hr |
|
|
|
|
|
| 6408782 |
C.I. acid blue 25 |
|
FINAL |
0.1 |
annual |
|
|
|
|
|
| 6419198 |
aminotrimethylene phosphonic acid |
|
FINAL |
0.1 |
annual |
|
|
|
|
|
| 6574998 |
3,4-dichlorobenzonitrile |
|
FINAL |
2 |
annual |
|
|
|
|
|
| 6674222 |
1,8-diazabicyclo[5.4.0]undec-7-ene |
|
FINAL |
25 |
annual |
|
|
|
|
|
| 6700341 |
dextromethorphan hydrochloride |
|
FINAL |
0.4 |
annual |
|
|
|
|
|
| 6713037 |
1-(2-hydroxyethylthio)propane |
|
FINAL |
0.1 |
annual |
|
|
|
|
|
| 6846500 |
2,2,4-trimethylpentanediol-1,3-diisobutyrate |
|
FINAL |
106 |
annual |
|
|
|
|
|
| 6864375 |
bis(4-amino-3-methylcyclohexyl)methane |
|
FINAL |
2 |
annual |
|
|
|
|
|
| 6904661 |
tetraphenylhexamethyltetrasiloxane |
|
FINAL |
0.1 |
annual |
|
|
|
|
|
| 6915157 |
malic acid |
|
FINAL |
5 |
annual |
|
|
|
|
|
| 6975719 |
cyclohexenylacetonitrile |
|
FINAL |
3.5 |
annual |
|
|
|
|
|
| 7085850 |
ethyl 2-cyanoacrylate |
|
FINAL |
10 |
8 hr |
|
|
|
|
|
| 7439932 |
lithium |
|
FINAL |
35 |
24 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 lehnerD@michigan.gov or (517) 582-3779. |
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